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2024-08-14scsi: mpi3mr: Avoid IOMMU page faults on REPORT ZONESDamien Le Moal1-0/+11
commit 1abc900ddda8ad2ef739fedf498d415655b6c3b8 upstream. Some firmware versions of the 9600 series SAS HBA byte-swap the REPORT ZONES command reply buffer from ATA-ZAC devices by directly accessing the buffer in the host memory. This does not respect the default command DMA direction and causes IOMMU page faults on architectures with an IOMMU enforcing write-only mappings for DMA_FROM_DEVICE DMA direction (e.g. AMD hosts), leading to the device capacity to be dropped to 0: scsi 18:0:58:0: Direct-Access-ZBC ATA WDC WSH722626AL W930 PQ: 0 ANSI: 7 scsi 18:0:58:0: Power-on or device reset occurred sd 18:0:58:0: Attached scsi generic sg9 type 20 sd 18:0:58:0: [sdj] Host-managed zoned block device mpi3mr 0000:c1:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0001 address=0xfec0c400 flags=0x0050] mpi3mr 0000:c1:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0001 address=0xfec0c500 flags=0x0050] sd 18:0:58:0: [sdj] REPORT ZONES start lba 0 failed sd 18:0:58:0: [sdj] REPORT ZONES: Result: hostbyte=DID_SOFT_ERROR driverbyte=DRIVER_OK sd 18:0:58:0: [sdj] 0 4096-byte logical blocks: (0 B/0 B) sd 18:0:58:0: [sdj] Write Protect is off sd 18:0:58:0: [sdj] Mode Sense: 6b 00 10 08 sd 18:0:58:0: [sdj] Write cache: enabled, read cache: enabled, supports DPO and FUA sd 18:0:58:0: [sdj] Attached SCSI disk Avoid this issue by always mapping the buffer of REPORT ZONES commands using DMA_BIDIRECTIONAL, that is, using a read-write IOMMU mapping. Suggested-by: Christoph Hellwig <hch@lst.de> Fixes: 023ab2a9b4ed ("scsi: mpi3mr: Add support for queue command processing") Cc: stable@vger.kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Link: https://lore.kernel.org/r/20240719073913.179559-2-dlemoal@kernel.org Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-14scsi: mpt3sas: Avoid IOMMU page faults on REPORT ZONESDamien Le Moal1-2/+18
commit 82dbb57ac8d06dfe8227ba9ab11a49de2b475ae5 upstream. Some firmware versions of the 9600 series SAS HBA byte-swap the REPORT ZONES command reply buffer from ATA-ZAC devices by directly accessing the buffer in the host memory. This does not respect the default command DMA direction and causes IOMMU page faults on architectures with an IOMMU enforcing write-only mappings for DMA_FROM_DEVICE DMA driection (e.g. AMD hosts). scsi 18:0:0:0: Direct-Access-ZBC ATA WDC WSH722020AL W870 PQ: 0 ANSI: 6 scsi 18:0:0:0: SATA: handle(0x0027), sas_addr(0x300062b2083e7c40), phy(0), device_name(0x5000cca29dc35e11) scsi 18:0:0:0: enclosure logical id (0x300062b208097c40), slot(0) scsi 18:0:0:0: enclosure level(0x0000), connector name( C0.0) scsi 18:0:0:0: atapi(n), ncq(y), asyn_notify(n), smart(y), fua(y), sw_preserve(y) scsi 18:0:0:0: qdepth(32), tagged(1), scsi_level(7), cmd_que(1) sd 18:0:0:0: Attached scsi generic sg2 type 20 sd 18:0:0:0: [sdc] Host-managed zoned block device mpt3sas 0000:41:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0021 address=0xfff9b200 flags=0x0050] mpt3sas 0000:41:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0021 address=0xfff9b300 flags=0x0050] mpt3sas_cm0: mpt3sas_ctl_pre_reset_handler: Releasing the trace buffer due to adapter reset. mpt3sas_cm0 fault info from func: mpt3sas_base_make_ioc_ready mpt3sas_cm0: fault_state(0x2666)! mpt3sas_cm0: sending diag reset !! mpt3sas_cm0: diag reset: SUCCESS sd 18:0:0:0: [sdc] REPORT ZONES start lba 0 failed sd 18:0:0:0: [sdc] REPORT ZONES: Result: hostbyte=DID_RESET driverbyte=DRIVER_OK sd 18:0:0:0: [sdc] 0 4096-byte logical blocks: (0 B/0 B) Avoid such issue by always mapping the buffer of REPORT ZONES commands using DMA_BIDIRECTIONAL (read+write IOMMU mapping). This is done by introducing the helper function _base_scsi_dma_map() and using this helper in _base_build_sg_scmd() and _base_build_sg_scmd_ieee() instead of calling directly scsi_dma_map(). Fixes: 471ef9d4e498 ("mpt3sas: Build MPI SGL LIST on GEN2 HBAs and IEEE SGL LIST on GEN3 HBAs") Cc: stable@vger.kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Link: https://lore.kernel.org/r/20240719073913.179559-3-dlemoal@kernel.org Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-14scsi: Revert "scsi: sd: Do not repeat the starting disk message"Johan Hovold1-2/+3
commit da3e19ef0b3de0aa4b25595bdc214c02a04f19b8 upstream. This reverts commit 7a6bbc2829d4ab592c7e440a6f6f5deb3cd95db4. The offending commit tried to suppress a double "Starting disk" message for some drivers, but instead started spamming the log with bogus messages every five seconds: [ 311.798956] sd 0:0:0:0: [sda] Starting disk [ 316.919103] sd 0:0:0:0: [sda] Starting disk [ 322.040775] sd 0:0:0:0: [sda] Starting disk [ 327.161140] sd 0:0:0:0: [sda] Starting disk [ 332.281352] sd 0:0:0:0: [sda] Starting disk [ 337.401878] sd 0:0:0:0: [sda] Starting disk [ 342.521527] sd 0:0:0:0: [sda] Starting disk [ 345.850401] sd 0:0:0:0: [sda] Starting disk [ 350.967132] sd 0:0:0:0: [sda] Starting disk [ 356.090454] sd 0:0:0:0: [sda] Starting disk ... on machines that do not actually stop the disk on runtime suspend (e.g. the Qualcomm sc8280xp CRD with UFS). Let's just revert for now to address the regression. Fixes: 7a6bbc2829d4 ("scsi: sd: Do not repeat the starting disk message") Cc: stable@vger.kernel.org Signed-off-by: Johan Hovold <johan+linaro@kernel.org> Link: https://lore.kernel.org/r/20240716161101.30692-1-johan+linaro@kernel.org Reviewed-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03minmax: scsi: fix mis-use of 'clamp()' in sr.cLinus Torvalds1-1/+1
commit 9f499b8c791d2983c0a31a543c51d1b2f15e8755 upstream. While working on simplifying the minmax functions, and avoiding excessive macro expansion, it turns out that the sr.c use of the 'clamp()' macro has the arguments the wrong way around. The clamp logic is val = clamp(in, low, high); and it returns the input clamped to the low/high limits. But sr.c ddid speed = clamp(0, speed, 0xffff / 177); which clamps the value '0' to the range '[speed, 0xffff / 177]' and ends up being nonsensical. Happily, I don't think anybody ever cared. Fixes: 9fad9d560af5 ("scsi: sr: Fix unintentional arithmetic wraparound") Cc: Justin Stitt <justinstitt@google.com> Cc: Kees Cook <keescook@chromium.org> Cc: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Cc: Wentao Guan <guanwentao@uniontech.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: validate nvme_local_port correctlyNilesh Javali1-1/+4
commit eb1d4ce2609584eeb7694866f34d4b213caa3af9 upstream. The driver load failed with error message, qla2xxx [0000:04:00.0]-ffff:0: register_localport failed: ret=ffffffef and with a kernel crash, BUG: unable to handle kernel NULL pointer dereference at 0000000000000070 Workqueue: events_unbound qla_register_fcport_fn [qla2xxx] RIP: 0010:nvme_fc_register_remoteport+0x16/0x430 [nvme_fc] RSP: 0018:ffffaaa040eb3d98 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff9dfb46b78c00 RCX: 0000000000000000 RDX: ffff9dfb46b78da8 RSI: ffffaaa040eb3e08 RDI: 0000000000000000 RBP: ffff9dfb612a0a58 R08: ffffffffaf1d6270 R09: 3a34303a30303030 R10: 34303a303030305b R11: 2078787832616c71 R12: ffff9dfb46b78dd4 R13: ffff9dfb46b78c24 R14: ffff9dfb41525300 R15: ffff9dfb46b78da8 FS: 0000000000000000(0000) GS:ffff9dfc67c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000070 CR3: 000000018da10004 CR4: 00000000000206f0 Call Trace: qla_nvme_register_remote+0xeb/0x1f0 [qla2xxx] ? qla2x00_dfs_create_rport+0x231/0x270 [qla2xxx] qla2x00_update_fcport+0x2a1/0x3c0 [qla2xxx] qla_register_fcport_fn+0x54/0xc0 [qla2xxx] Exit the qla_nvme_register_remote() function when qla_nvme_register_hba() fails and correctly validate nvme_local_port. Cc: stable@vger.kernel.org Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-3-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Complete command early within lockShreyas Deodhar1-5/+0
commit 4475afa2646d3fec176fc4d011d3879b26cb26e3 upstream. A crash was observed while performing NPIV and FW reset, BUG: kernel NULL pointer dereference, address: 000000000000001c #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 0 P4D 0 Oops: 0000 1 PREEMPT_RT SMP NOPTI RIP: 0010:dma_direct_unmap_sg+0x51/0x1e0 RSP: 0018:ffffc90026f47b88 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000021 RCX: 0000000000000002 RDX: 0000000000000021 RSI: 0000000000000000 RDI: ffff8881041130d0 RBP: ffff8881041130d0 R08: 0000000000000000 R09: 0000000000000034 R10: ffffc90026f47c48 R11: 0000000000000031 R12: 0000000000000000 R13: 0000000000000000 R14: ffff8881565e4a20 R15: 0000000000000000 FS: 00007f4c69ed3d00(0000) GS:ffff889faac80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000001c CR3: 0000000288a50002 CR4: 00000000007706e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Call Trace: <TASK> ? __die_body+0x1a/0x60 ? page_fault_oops+0x16f/0x4a0 ? do_user_addr_fault+0x174/0x7f0 ? exc_page_fault+0x69/0x1a0 ? asm_exc_page_fault+0x22/0x30 ? dma_direct_unmap_sg+0x51/0x1e0 ? preempt_count_sub+0x96/0xe0 qla2xxx_qpair_sp_free_dma+0x29f/0x3b0 [qla2xxx] qla2xxx_qpair_sp_compl+0x60/0x80 [qla2xxx] __qla2x00_abort_all_cmds+0xa2/0x450 [qla2xxx] The command completion was done early while aborting the commands in driver unload path but outside lock to avoid the WARN_ON condition of performing dma_free_attr within the lock. However this caused race condition while command completion via multiple paths causing system crash. Hence complete the command early in unload path but within the lock to avoid race condition. Fixes: 0367076b0817 ("scsi: qla2xxx: Perform lockless command completion in abort path") Cc: stable@vger.kernel.org Signed-off-by: Shreyas Deodhar <sdeodhar@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-7-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Fix flash read failureQuinn Tran2-46/+125
commit 29e222085d8907ccff18ecd931bdd4c6b1f11b92 upstream. Link up failure is observed as a result of flash read failure. Current code does not check flash read return code where it relies on FW checksum to detect the problem. Add check of flash read failure to detect the problem sooner. Reported-by: kernel test robot <lkp@intel.com> Reported-by: Dan Carpenter <dan.carpenter@linaro.org> Closes: https://lore.kernel.org/all/202406210815.rPDRDMBi-lkp@intel.com/ Cc: stable@vger.kernel.org Signed-off-by: Quinn Tran <qutran@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-6-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Reduce fabric scan duplicate codeQuinn Tran5-269/+200
commit beafd692461443e0fb1d61aa56886bf85ef6f5e4 upstream. For fabric scan, current code uses switch scan opcode and flags as the method to iterate through different commands to carry out the process. This makes it hard to read. This patch convert those opcode and flags into steps. In addition, this help reduce some duplicate code. Consolidate routines that handle GPNFT & GNNFT. Cc: stable@vger.kernel.org Signed-off-by: Quinn Tran <qutran@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-10-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Use QP lock to search for bsgQuinn Tran1-39/+57
commit c449b4198701d828e40d60a2abd30970b74a1d75 upstream. On bsg timeout, hardware_lock is used as part of search for the srb. Instead, qpair lock should be used to iterate through different qpair. Cc: stable@vger.kernel.org Signed-off-by: Quinn Tran <qutran@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-11-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Fix for possible memory corruptionShreyas Deodhar1-1/+1
commit c03d740152f78e86945a75b2ad541bf972fab92a upstream. Init Control Block is dereferenced incorrectly. Correctly dereference ICB Cc: stable@vger.kernel.org Signed-off-by: Shreyas Deodhar <sdeodhar@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-4-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Unable to act on RSCN for port onlineQuinn Tran4-8/+60
commit c3d98b12eef8db436e32f1a8c5478be57dc15621 upstream. The device does not come online when the target port is online. There were multiple RSCNs indicating multiple devices were affected. Driver is in the process of finishing a fabric scan. A new RSCN (device up) arrived at the tail end of the last fabric scan. Driver mistakenly thinks the new RSCN is being taken care of by the previous fabric scan, where this notification is cleared and not acted on. The laser needs to be blinked again to get the device to show up. To prevent driver from accidentally clearing the RSCN notification, each RSCN is given a generation value. A fabric scan will scan for that generation(s). Any new RSCN arrive after the scan start will have a new generation value. This will trigger another scan to get latest data. The RSCN notification flag will be cleared when the scan is associate to that generation. Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202406210538.w875N70K-lkp@intel.com/ Fixes: bb2ca6b3f09a ("scsi: qla2xxx: Relogin during fabric disturbance") Cc: stable@vger.kernel.org Signed-off-by: Quinn Tran <qutran@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-2-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: During vport delete send async logout explicitlyManish Rangankar1-1/+1
commit 76f480d7c717368f29a3870f7d64471ce0ff8fb2 upstream. During vport delete, it is observed that during unload we hit a crash because of stale entries in outstanding command array. For all these stale I/O entries, eh_abort was issued and aborted (fast_fail_io = 2009h) but I/Os could not complete while vport delete is in process of deleting. BUG: kernel NULL pointer dereference, address: 000000000000001c #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP NOPTI Workqueue: qla2xxx_wq qla_do_work [qla2xxx] RIP: 0010:dma_direct_unmap_sg+0x51/0x1e0 RSP: 0018:ffffa1e1e150fc68 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000021 RCX: 0000000000000001 RDX: 0000000000000021 RSI: 0000000000000000 RDI: ffff8ce208a7a0d0 RBP: ffff8ce208a7a0d0 R08: 0000000000000000 R09: ffff8ce378aac9c8 R10: ffff8ce378aac8a0 R11: ffffa1e1e150f9d8 R12: 0000000000000000 R13: 0000000000000000 R14: ffff8ce378aac9c8 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8d217f000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000001c CR3: 0000002089acc000 CR4: 0000000000350ee0 Call Trace: <TASK> qla2xxx_qpair_sp_free_dma+0x417/0x4e0 ? qla2xxx_qpair_sp_compl+0x10d/0x1a0 ? qla2x00_status_entry+0x768/0x2830 ? newidle_balance+0x2f0/0x430 ? dequeue_entity+0x100/0x3c0 ? qla24xx_process_response_queue+0x6a1/0x19e0 ? __schedule+0x2d5/0x1140 ? qla_do_work+0x47/0x60 ? process_one_work+0x267/0x440 ? process_one_work+0x440/0x440 ? worker_thread+0x2d/0x3d0 ? process_one_work+0x440/0x440 ? kthread+0x156/0x180 ? set_kthread_struct+0x50/0x50 ? ret_from_fork+0x22/0x30 </TASK> Send out async logout explicitly for all the ports during vport delete. Cc: stable@vger.kernel.org Signed-off-by: Manish Rangankar <mrangankar@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-8-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: lpfc: Allow DEVICE_RECOVERY mode after RSCN receipt if in PRLI_ISSUE stateJustin Tee1-1/+1
commit 9609385dd91b26751019b22ca9bfa4bec7602ae1 upstream. Certain vendor specific targets initially register with the fabric as an initiator function first and then re-register as a target function afterwards. The timing of the target function re-registration can cause a race condition such that the driver is stuck assuming the remote port as an initiator function and never discovers the target's hosted LUNs. Expand the nlp_state qualifier to also include NLP_STE_PRLI_ISSUE because the state means that PRLI was issued but we have not quite reached MAPPED_NODE state yet. If we received an RSCN in the PRLI_ISSUE state, then we should restart discovery again by going into DEVICE_RECOVERY. Fixes: dded1dc31aa4 ("scsi: lpfc: Modify when a node should be put in device recovery mode during RSCN") Cc: <stable@vger.kernel.org> # v6.6+ Signed-off-by: Justin Tee <justin.tee@broadcom.com> Link: https://lore.kernel.org/r/20240628172011.25921-3-justintee8345@gmail.com Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Return ENOBUFS if sg_cnt is more than one for ELS cmdsSaurav Kashyap1-1/+1
commit ce2065c4cc4f05635413f63f6dc038d7d4842e31 upstream. Firmware only supports single DSDs in ELS Pass-through IOCB (0x53h), sg cnt is decided by the SCSI ML. User is not aware of the cause of an acutal error. Return the appropriate return code that will be decoded by API and application and proper error message will be displayed to user. Fixes: 6e98016ca077 ("[SCSI] qla2xxx: Re-organized BSG interface specific code.") Cc: stable@vger.kernel.org Signed-off-by: Saurav Kashyap <skashyap@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-5-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: qla2xxx: Fix optrom version displayed in FDMIShreyas Deodhar1-1/+1
commit 348744f27a35e087acc9378bf53537fbfb072775 upstream. Bios version was popluated for FDMI response. Systems with EFI would show optrom version as 0. EFI version is populated here and BIOS version is already displayed under FDMI_HBA_BOOT_BIOS_NAME. Cc: stable@vger.kernel.org Signed-off-by: Shreyas Deodhar <sdeodhar@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Link: https://lore.kernel.org/r/20240710171057.35066-9-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-08-03scsi: lpfc: Revise lpfc_prep_embed_io routine with proper endian macro usagesJustin Tee1-9/+10
[ Upstream commit 8bc7c617642db6d8d20ee671fb6c4513017e7a7e ] On big endian architectures, it is possible to run into a memory out of bounds pointer dereference when FCP targets are zoned. In lpfc_prep_embed_io, the memcpy(ptr, fcp_cmnd, sgl->sge_len) is referencing a little endian formatted sgl->sge_len value. So, the memcpy can cause big endian systems to crash. Redefine the *sgl ptr as a struct sli4_sge_le to make it clear that we are referring to a little endian formatted data structure. And, update the routine with proper le32_to_cpu macro usages. Fixes: af20bb73ac25 ("scsi: lpfc: Add support for 32 byte CDBs") Signed-off-by: Justin Tee <justin.tee@broadcom.com> Link: https://lore.kernel.org/r/20240628172011.25921-8-justintee8345@gmail.com Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-08-03scsi: lpfc: Fix a possible null pointer dereferenceHuai-Yuan Liu1-0/+5
[ Upstream commit 5e0bf3e8aec2cbc51123f84b29aaacbd91fc56fa ] In function lpfc_xcvr_data_show, the memory allocation with kmalloc might fail, thereby making rdp_context a null pointer. In the following context and functions that use this pointer, there are dereferencing operations, leading to null pointer dereference. To fix this issue, a null pointer check should be added. If it is null, use scnprintf to notify the user and return len. Fixes: 479b0917e447 ("scsi: lpfc: Create a sysfs entry called lpfc_xcvr_data for transceiver info") Signed-off-by: Huai-Yuan Liu <qq810974084@gmail.com> Link: https://lore.kernel.org/r/20240621082545.449170-1-qq810974084@gmail.com Reviewed-by: Justin Tee <justin.tee@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-07-11Merge tag 'scsi-fixes' of ↵Linus Torvalds1-3/+2
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "One core change that moves a disk start message to a location where it will only be printed once instead of twice plus a couple of error handling race fixes in the ufs driver" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: sd: Do not repeat the starting disk message scsi: ufs: core: Fix ufshcd_abort_one racing issue scsi: ufs: core: Fix ufshcd_clear_cmd racing issue
2024-07-05scsi: sd: Do not repeat the starting disk messageDamien Le Moal1-3/+2
The SCSI disk message "Starting disk" to signal resuming of a suspended disk is printed in both sd_resume() and sd_resume_common() which results in this message being printed twice when resuming from e.g. autosuspend: $ echo 5000 > /sys/block/sda/device/power/autosuspend_delay_ms $ echo auto > /sys/block/sda/device/power/control [ 4962.438293] sd 0:0:0:0: [sda] Synchronizing SCSI cache [ 4962.501121] sd 0:0:0:0: [sda] Stopping disk $ echo on > /sys/block/sda/device/power/control [ 4972.805851] sd 0:0:0:0: [sda] Starting disk [ 4980.558806] sd 0:0:0:0: [sda] Starting disk Fix this double print by removing the call to sd_printk() from sd_resume() and moving the call to sd_printk() in sd_resume_common() earlier in the function, before the check using sd_do_start_stop(). Doing so, the message is printed once regardless if sd_resume_common() actually executes sd_start_stop_device() (i.e. SCSI device case) or not (libsas and libata managed ATA devices case). Fixes: 0c76106cb975 ("scsi: sd: Fix TCG OPAL unlock on system resume") Cc: stable@vger.kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Link: https://lore.kernel.org/r/20240701215326.128067-1-dlemoal@kernel.org Reviewed-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: John Garry <john.g.garry@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-07-02Merge tag 'scsi-fixes' of ↵Linus Torvalds2-1/+19
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "A couple of error leg problems, one affecting scsi_debug and the other affecting pure SAS (i.e. not SATA) SCSI expanders" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: libsas: Fix exp-attached device scan after probe failure scanned in again after probe failed scsi: scsi_debug: Fix create target debugfs failure
2024-07-01Merge tag 'ata-6.10-rc6' of ↵Linus Torvalds2-4/+4
git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux Pull ata fixes from Niklas Cassel: - Add NOLPM quirk for for all Crucial BX SSD1 models. Considering that we now have had bug reports for 3 different BX SSD1 variants from Crucial with the same product name, make the quirk more inclusive, to catch more device models from the same generation. - Fix a trivial NULL pointer dereference in the error path for ata_host_release(). - Create a ata_port_free(), so that we don't miss freeing ata_port struct members when freeing a struct ata_port. - Fix a trivial double free in the error path for ata_host_alloc(). - Ensure that we remove the libata "remapped NVMe device count" sysfs entry on .probe() error. * tag 'ata-6.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux: ata: ahci: Clean up sysfs file on error ata: libata-core: Fix double free on error ata,scsi: libata-core: Do not leak memory for ata_port struct members ata: libata-core: Fix null pointer dereference on error ata: libata-core: Add ATA_HORKAGE_NOLPM for all Crucial BX SSD1 models
2024-06-30ata,scsi: libata-core: Do not leak memory for ata_port struct membersNiklas Cassel2-4/+4
libsas is currently not freeing all the struct ata_port struct members, e.g. ncq_sense_buf for a driver supporting Command Duration Limits (CDL). Add a function, ata_port_free(), that is used to free a ata_port, including its struct members. It makes sense to keep the code related to freeing a ata_port in its own function, which will also free all the struct members of struct ata_port. Fixes: 18bd7718b5c4 ("scsi: ata: libata: Handle completion of CDL commands using policy 0xD") Reviewed-by: John Garry <john.g.garry@oracle.com> Link: https://lore.kernel.org/r/20240629124210.181537-8-cassel@kernel.org Signed-off-by: Niklas Cassel <cassel@kernel.org>
2024-06-27scsi: libsas: Fix exp-attached device scan after probe failure scanned in ↵Xingui Yang1-0/+14
again after probe failed The expander phy will be treated as broadcast flutter in the next revalidation after the exp-attached end device probe failed, as follows: [78779.654026] sas: broadcast received: 0 [78779.654037] sas: REVALIDATING DOMAIN on port 0, pid:10 [78779.654680] sas: ex 500e004aaaaaaa1f phy05 change count has changed [78779.662977] sas: ex 500e004aaaaaaa1f phy05 originated BROADCAST(CHANGE) [78779.662986] sas: ex 500e004aaaaaaa1f phy05 new device attached [78779.663079] sas: ex 500e004aaaaaaa1f phy05:U:8 attached: 500e004aaaaaaa05 (stp) [78779.693542] hisi_sas_v3_hw 0000:b4:02.0: dev[16:5] found [78779.701155] sas: done REVALIDATING DOMAIN on port 0, pid:10, res 0x0 [78779.707864] sas: Enter sas_scsi_recover_host busy: 0 failed: 0 ... [78835.161307] sas: --- Exit sas_scsi_recover_host: busy: 0 failed: 0 tries: 1 [78835.171344] sas: sas_probe_sata: for exp-attached device 500e004aaaaaaa05 returned -19 [78835.180879] hisi_sas_v3_hw 0000:b4:02.0: dev[16:5] is gone [78835.187487] sas: broadcast received: 0 [78835.187504] sas: REVALIDATING DOMAIN on port 0, pid:10 [78835.188263] sas: ex 500e004aaaaaaa1f phy05 change count has changed [78835.195870] sas: ex 500e004aaaaaaa1f phy05 originated BROADCAST(CHANGE) [78835.195875] sas: ex 500e004aaaaaaa1f rediscovering phy05 [78835.196022] sas: ex 500e004aaaaaaa1f phy05:U:A attached: 500e004aaaaaaa05 (stp) [78835.196026] sas: ex 500e004aaaaaaa1f phy05 broadcast flutter [78835.197615] sas: done REVALIDATING DOMAIN on port 0, pid:10, res 0x0 The cause of the problem is that the related ex_phy's attached_sas_addr was not cleared after the end device probe failed, so reset it. Signed-off-by: Xingui Yang <yangxingui@huawei.com> Link: https://lore.kernel.org/r/20240619091742.25465-1-yangxingui@huawei.com Reviewed-by: John Garry <john.g.garry@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-06-26scsi: scsi_debug: Fix create target debugfs failureMing Lei1-1/+5
Target debugfs entry is removed via async_schedule() which isn't drained when adding same name target, so failure of "Directory 'target11:0:0' with parent 'scsi_debug' already present!" can be triggered easily. Fix it by switching to domain async schedule, and draining it before adding new target debugfs entry. Cc: Wenchao Hao <haowenchao2@huawei.com> Fixes: f084fe52c640 ("scsi: scsi_debug: Add debugfs interface to fail target reset") Signed-off-by: Ming Lei <ming.lei@redhat.com> Acked-by: Wenchao Hao <haowenchao22@gmail.com> Link: https://lore.kernel.org/r/20240619013803.3008857-1-ming.lei@redhat.com Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-06-22Merge tag 'scsi-fixes' of ↵Linus Torvalds1-0/+4
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "Two fixes: one in the ufs driver fixing an obvious memory leak and the other (with a core flag based update) trying to prevent USB crashes by stopping the core from issuing a request for the I/O Hints mode page" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: usb: uas: Do not query the IO Advice Hints Grouping mode page for USB/UAS devices scsi: core: Introduce the BLIST_SKIP_IO_HINTS flag scsi: ufs: core: Free memory allocated for model before reinit
2024-06-14Merge tag 'scsi-fixes' of ↵Linus Torvalds8-33/+125
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "Three obvious driver fixes and two core fixes. The two core fixes are to disable Command Duration Limits by default to fix an inconsistency in SATA and some USB devices. The other is to change the default read size for block zero to follow the device preference (some USB bridges preferring 16 byte commands don't have a translation for READ(10) and thus don't scan properly)" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: mpi3mr: Fix ATA NCQ priority support scsi: ufs: core: Quiesce request queues before checking pending cmds scsi: core: Disable CDL by default scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memory scsi: sd: Use READ(16) when reading block zero on large capacity disks
2024-06-14scsi: core: Introduce the BLIST_SKIP_IO_HINTS flagBart Van Assche1-0/+4
Prepare for skipping the IO Advice Hints Grouping mode page for USB storage devices. Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Joao Machado <jocrismachado@gmail.com> Cc: Andy Shevchenko <andy.shevchenko@gmail.com> Cc: Christian Heusel <christian@heusel.eu> Cc: stable@vger.kernel.org Fixes: 4f53138fffc2 ("scsi: sd: Translate data lifetime information") Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20240613211828.2077477-2-bvanassche@acm.org Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-06-12scsi: mpi3mr: Fix ATA NCQ priority supportDamien Le Moal5-28/+87
The function mpi3mr_qcmd() of the mpi3mr driver is able to indicate to the HBA if a read or write command directed at an ATA device should be translated to an NCQ read/write command with the high prioiryt bit set when the request uses the RT priority class and the user has enabled NCQ priority through sysfs. However, unlike the mpt3sas driver, the mpi3mr driver does not define the sas_ncq_prio_supported and sas_ncq_prio_enable sysfs attributes, so the ncq_prio_enable field of struct mpi3mr_sdev_priv_data is never actually set and NCQ Priority cannot ever be used. Fix this by defining these missing atributes to allow a user to check if an ATA device supports NCQ priority and to enable/disable the use of NCQ priority. To do this, lift the function scsih_ncq_prio_supp() out of the mpt3sas driver and make it the generic SCSI SAS transport function sas_ata_ncq_prio_supported(). Nothing in that function is hardware specific, so this function can be used in both the mpt3sas driver and the mpi3mr driver. Reported-by: Scott McCoy <scott.mccoy@wdc.com> Fixes: 023ab2a9b4ed ("scsi: mpi3mr: Add support for queue command processing") Cc: stable@vger.kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Link: https://lore.kernel.org/r/20240611083435.92961-1-dlemoal@kernel.org Reviewed-by: Niklas Cassel <cassel@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-06-12scsi: core: Disable CDL by defaultDamien Le Moal1-0/+7
For SCSI devices supporting the Command Duration Limits feature set, the user can enable/disable this feature use through the sysfs device attribute "cdl_enable". This attribute modification triggers a call to scsi_cdl_enable() to enable and disable the feature for ATA devices and set the scsi device cdl_enable field to the user provided bool value. For SCSI devices supporting CDL, the feature set is always enabled and scsi_cdl_enable() is reduced to setting the cdl_enable field. However, for ATA devices, a drive may spin-up with the CDL feature enabled by default. But the SCSI device cdl_enable field is always initialized to false (CDL disabled), regardless of the actual device CDL feature state. For ATA devices managed by libata (or libsas), libata-core always disables the CDL feature set when the device is attached, thus syncing the state of the CDL feature on the device and of the SCSI device cdl_enable field. However, for ATA devices connected to a SAS HBA, the CDL feature is not disabled on scan for ATA devices that have this feature enabled by default, leading to an inconsistent state of the feature on the device with the SCSI device cdl_enable field. Avoid this inconsistency by adding a call to scsi_cdl_enable() in scsi_cdl_check() to make sure that the device-side state of the CDL feature set always matches the scsi device cdl_enable field state. This implies that CDL will always be disabled for ATA devices connected to SAS HBAs, which is consistent with libata/libsas initialization of the device. Reported-by: Scott McCoy <scott.mccoy@wdc.com> Fixes: 1b22cfb14142 ("scsi: core: Allow enabling and disabling command duration limits") Cc: stable@vger.kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Link: https://lore.kernel.org/r/20240607012507.111488-1-dlemoal@kernel.org Reviewed-by: Niklas Cassel <cassel@kernel.org> Reviewed-by: Igor Pylypiv <ipylypiv@google.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-06-07Merge tag 'scsi-fixes' of ↵Linus Torvalds8-17/+82
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fixes from James Bottomley: "The core change is to detect unusually large number of VPD pages (caused by device manufacturers having an endiannes issue) and reject them rather than trying to parse a huge non-existent array. The remaining fixes are in drivers the most user visible of which is the ALUA state transition recognition (leads to intermittent I/O errors in some situations otherwise)" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: ufs: mcq: Fix error output and clean up ufshcd_mcq_abort() scsi: core: Handle devices which return an unusually large VPD page count scsi: mpt3sas: Add missing kerneldoc parameter descriptions scsi: qedf: Set qed_slowpath_params to zero before use scsi: qedf: Wait for stag work during unload scsi: qedf: Don't process stag work during unload and recovery scsi: sr: Fix unintentional arithmetic wraparound scsi: core: alua: I/O errors for ALUA state transitions scsi: mpi3mr: Use proper format specifier in mpi3mr_sas_port_add()
2024-06-06scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memoryBreno Leitao1-0/+19
There is a potential out-of-bounds access when using test_bit() on a single word. The test_bit() and set_bit() functions operate on long values, and when testing or setting a single word, they can exceed the word boundary. KASAN detects this issue and produces a dump: BUG: KASAN: slab-out-of-bounds in _scsih_add_device.constprop.0 (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 drivers/scsi/mpt3sas/mpt3sas_scsih.c:7331) mpt3sas Write of size 8 at addr ffff8881d26e3c60 by task kworker/u1536:2/2965 For full log, please look at [1]. Make the allocation at least the size of sizeof(unsigned long) so that set_bit() and test_bit() have sufficient room for read/write operations without overwriting unallocated memory. [1] Link: https://lore.kernel.org/all/ZkNcALr3W3KGYYJG@gmail.com/ Fixes: c696f7b83ede ("scsi: mpt3sas: Implement device_remove_in_progress check in IOCTL path") Cc: stable@vger.kernel.org Suggested-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Breno Leitao <leitao@debian.org> Link: https://lore.kernel.org/r/20240605085530.499432-1-leitao@debian.org Reviewed-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-06-06scsi: sd: Use READ(16) when reading block zero on large capacity disksMartin K. Petersen1-5/+12
Commit 321da3dc1f3c ("scsi: sd: usb_storage: uas: Access media prior to querying device properties") triggered a read to LBA 0 before attempting to inquire about device characteristics. This was done because some protocol bridge devices will return generic values until an attached storage device's media has been accessed. Pierre Tomon reported that this change caused problems on a large capacity external drive connected via a bridge device. The bridge in question does not appear to implement the READ(10) command. Issue a READ(16) instead of READ(10) when a device has been identified as preferring 16-byte commands (use_16_for_rw heuristic). Link: https://bugzilla.kernel.org/show_bug.cgi?id=218890 Link: https://lore.kernel.org/r/70dd7ae0-b6b1-48e1-bb59-53b7c7f18274@rowland.harvard.edu Link: https://lore.kernel.org/r/20240605022521.3960956-1-martin.petersen@oracle.com Fixes: 321da3dc1f3c ("scsi: sd: usb_storage: uas: Access media prior to querying device properties") Cc: stable@vger.kernel.org Reported-by: Pierre Tomon <pierretom+12@ik.me> Suggested-by: Alan Stern <stern@rowland.harvard.edu> Tested-by: Pierre Tomon <pierretom+12@ik.me> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-06-02Merge tag 'hardening-v6.10-rc2-take2' of ↵Linus Torvalds2-10/+6
git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux Pull hardening fixes from Kees Cook: - scsi: mpt3sas: Avoid possible run-time warning with long manufacturer strings - mailmap: update entry for Kees Cook - kunit/fortify: Remove __kmalloc_node() test * tag 'hardening-v6.10-rc2-take2' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: kunit/fortify: Remove __kmalloc_node() test mailmap: update entry for Kees Cook scsi: mpt3sas: Avoid possible run-time warning with long manufacturer strings
2024-05-31scsi: mpt3sas: Avoid possible run-time warning with long manufacturer stringsKees Cook2-10/+6
The prior strscpy() replacement of strncpy() here expected the manufacture_reply strings to be NUL-terminated, but it is possible they are not, as the code pattern here shows, e.g., edev->vendor_id being exactly 1 character larger than manufacture_reply->vendor_id, and the replaced strncpy() was copying only up to the size of the source character array. Replace this with memtostr(), which is the unambiguous way to convert a maybe not-NUL-terminated character array into a NUL-terminated string. Fixes: b7e9712a02e8 ("scsi: mpt3sas: Replace deprecated strncpy() with strscpy()") Signed-off-by: Kees Cook <keescook@chromium.org> Tested-by: Marco Patalano <mpatalan@redhat.com> Reviewed-by: Ewan D. Milne <emilne@redhat.com> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Link: https://lore.kernel.org/r/20240410023155.2100422-3-keescook@chromium.org Signed-off-by: Kees Cook <kees@kernel.org>
2024-05-29Merge branch '6.10/scsi-queue' into 6.10/scsi-fixesMartin K. Petersen8-17/+82
Pull in remaining commits from 6.10/scsi-queue. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-28sd: also set max_user_sectors when setting max_sectorsChristoph Hellwig1-1/+3
sd can set a max_sectors value that is lower than the max_hw_sectors limit based on the block limits VPD page. While this is rather unusual, it used to work until the max_user_sectors field was split out to cleanly deal with conflicting hardware and user limits when the hardware limit changes. Also set max_user_sectors to ensure the limit can properly be stacked. Fixes: 4f563a64732d ("block: add a max_user_discard_sectors queue limit") Reported-by: Mike Snitzer <snitzer@kernel.org> Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Mike Snitzer <snitzer@kernel.org> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Link: https://lore.kernel.org/r/20240523182618.602003-2-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2024-05-24scsi: core: Handle devices which return an unusually large VPD page countMartin K. Petersen1-0/+7
Peter Schneider reported that a system would no longer boot after updating to 6.8.4. Peter bisected the issue and identified commit b5fc07a5fb56 ("scsi: core: Consult supported VPD page list prior to fetching page") as being the culprit. Turns out the enclosure device in Peter's system reports a byteswapped page length for VPD page 0. It reports "02 00" as page length instead of "00 02". This causes us to attempt to access 516 bytes (page length + header) of information despite only 2 pages being present. Limit the page search scope to the size of our VPD buffer to guard against devices returning a larger page count than requested. Link: https://lore.kernel.org/r/20240521023040.2703884-1-martin.petersen@oracle.com Fixes: b5fc07a5fb56 ("scsi: core: Consult supported VPD page list prior to fetching page") Cc: stable@vger.kernel.org Reported-by: Peter Schneider <pschneider1968@googlemail.com> Closes: https://lore.kernel.org/all/eec6ebbf-061b-4a7b-96dc-ea748aa4d035@googlemail.com/ Tested-by: Peter Schneider <pschneider1968@googlemail.com> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-23Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds1-1/+0
Pull virtio updates from Michael Tsirkin: "Several new features here: - virtio-net is finally supported in vduse - virtio (balloon and mem) interaction with suspend is improved - vhost-scsi now handles signals better/faster And fixes, cleanups all over the place" * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (48 commits) virtio-pci: Check if is_avq is NULL virtio: delete vq in vp_find_vqs_msix() when request_irq() fails MAINTAINERS: add Eugenio Pérez as reviewer vhost-vdpa: Remove usage of the deprecated ida_simple_xx() API vp_vdpa: don't allocate unused msix vectors sound: virtio: drop owner assignment fuse: virtio: drop owner assignment scsi: virtio: drop owner assignment rpmsg: virtio: drop owner assignment nvdimm: virtio_pmem: drop owner assignment wifi: mac80211_hwsim: drop owner assignment vsock/virtio: drop owner assignment net: 9p: virtio: drop owner assignment net: virtio: drop owner assignment net: caif: virtio: drop owner assignment misc: nsm: drop owner assignment iommu: virtio: drop owner assignment drm/virtio: drop owner assignment gpio: virtio: drop owner assignment firmware: arm_scmi: virtio: drop owner assignment ...
2024-05-22Merge tag 'driver-core-6.10-rc1' of ↵Linus Torvalds5-55/+16
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core updates from Greg KH: "Here is the small set of driver core and kernfs changes for 6.10-rc1. Nothing major here at all, just a small set of changes for some driver core apis, and minor fixups. Included in here are: - sysfs_bin_attr_simple_read() helper added and used - device_show_string() helper added and used All usages of these were acked by the various maintainers. Also in here are: - kernfs minor cleanup - removed unused functions - typo fix in documentation - pay attention to sysfs_create_link() failures in module.c finally All of these have been in linux-next for a very long time with no reported problems" * tag 'driver-core-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: device property: Fix a typo in the description of device_get_child_node_count() kernfs: mount: Remove unnecessary ‘NULL’ values from knparent scsi: Use device_show_string() helper for sysfs attributes platform/x86: Use device_show_string() helper for sysfs attributes perf: Use device_show_string() helper for sysfs attributes IB/qib: Use device_show_string() helper for sysfs attributes hwmon: Use device_show_string() helper for sysfs attributes driver core: Add device_show_string() helper for sysfs attributes treewide: Use sysfs_bin_attr_simple_read() helper sysfs: Add sysfs_bin_attr_simple_read() helper module: don't ignore sysfs_create_link() failures driver core: Remove unused platform_notify, platform_notify_remove
2024-05-22scsi: virtio: drop owner assignmentKrzysztof Kozlowski1-1/+0
virtio core already sets the .owner, so driver does not need to. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Message-Id: <20240331-module-owner-virtio-v2-23-98f04bfaf46a@linaro.org> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-21Merge tag 'pci-v6.10-changes' of ↵Linus Torvalds7-8/+8
git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci Pull pci updates from Bjorn Helgaas: "Enumeration: - Skip E820 checks for MCFG ECAM regions for new (2016+) machines, since there's no requirement to describe them in E820 and some platforms require ECAM to work (Bjorn Helgaas) - Rename PCI_IRQ_LEGACY to PCI_IRQ_INTX to be more specific (Damien Le Moal) - Remove last user and pci_enable_device_io() (Heiner Kallweit) - Wait for Link Training==0 to avoid possible race (Ilpo Järvinen) - Skip waiting for devices that have been disconnected while suspended (Ilpo Järvinen) - Clear Secondary Status errors after enumeration since Master Aborts and Unsupported Request errors are an expected part of enumeration (Vidya Sagar) MSI: - Remove unused IMS (Interrupt Message Store) support (Bjorn Helgaas) Error handling: - Mask Genesys GL975x SD host controller Replay Timer Timeout correctable errors caused by a hardware defect; the errors cause interrupts that prevent system suspend (Kai-Heng Feng) - Fix EDR-related _DSM support, which previously evaluated revision 5 but assumed revision 6 behavior (Kuppuswamy Sathyanarayanan) ASPM: - Simplify link state definitions and mask calculation (Ilpo Järvinen) Power management: - Avoid D3cold for HP Pavilion 17 PC/1972 PCIe Ports, where BIOS apparently doesn't know how to put them back in D0 (Mario Limonciello) CXL: - Support resetting CXL devices; special handling required because CXL Ports mask Secondary Bus Reset by default (Dave Jiang) DOE: - Support DOE Discovery Version 2 (Alexey Kardashevskiy) Endpoint framework: - Set endpoint BAR to be 64-bit if the driver says that's all the device supports, in addition to doing so if the size is >2GB (Niklas Cassel) - Simplify endpoint BAR allocation and setting interfaces (Niklas Cassel) Cadence PCIe controller driver: - Drop DT binding redundant msi-parent and pci-bus.yaml (Krzysztof Kozlowski) Cadence PCIe endpoint driver: - Configure endpoint BARs to be 64-bit based on the BAR type, not the BAR value (Niklas Cassel) Freescale Layerscape PCIe controller driver: - Convert DT binding to YAML (Frank Li) MediaTek MT7621 PCIe controller driver: - Add DT binding missing 'reg' property for child Root Ports (Krzysztof Kozlowski) - Fix theoretical string truncation in PHY name (Sergio Paracuellos) NVIDIA Tegra194 PCIe controller driver: - Return success for endpoint probe instead of falling through to the failure path (Vidya Sagar) Renesas R-Car PCIe controller driver: - Add DT binding missing IOMMU properties (Geert Uytterhoeven) - Add DT binding R-Car V4H compatible for host and endpoint mode (Yoshihiro Shimoda) Rockchip PCIe controller driver: - Configure endpoint BARs to be 64-bit based on the BAR type, not the BAR value (Niklas Cassel) - Add DT binding missing maxItems to ep-gpios (Krzysztof Kozlowski) - Set the Subsystem Vendor ID, which was previously zero because it was masked incorrectly (Rick Wertenbroek) Synopsys DesignWare PCIe controller driver: - Restructure DBI register access to accommodate devices where this requires Refclk to be active (Manivannan Sadhasivam) - Remove the deinit() callback, which was only need by the pcie-rcar-gen4, and do it directly in that driver (Manivannan Sadhasivam) - Add dw_pcie_ep_cleanup() so drivers that support PERST# can clean up things like eDMA (Manivannan Sadhasivam) - Rename dw_pcie_ep_exit() to dw_pcie_ep_deinit() to make it parallel to dw_pcie_ep_init() (Manivannan Sadhasivam) - Rename dw_pcie_ep_init_complete() to dw_pcie_ep_init_registers() to reflect the actual functionality (Manivannan Sadhasivam) - Call dw_pcie_ep_init_registers() directly from all the glue drivers, not just those that require active Refclk from the host (Manivannan Sadhasivam) - Remove the "core_init_notifier" flag, which was an obscure way for glue drivers to indicate that they depend on Refclk from the host (Manivannan Sadhasivam) TI J721E PCIe driver: - Add DT binding J784S4 SoC Device ID (Siddharth Vadapalli) - Add DT binding J722S SoC support (Siddharth Vadapalli) TI Keystone PCIe controller driver: - Add DT binding missing num-viewport, phys and phy-name properties (Jan Kiszka) Miscellaneous: - Constify and annotate with __ro_after_init (Heiner Kallweit) - Convert DT bindings to YAML (Krzysztof Kozlowski) - Check for kcalloc() failure in of_pci_prop_intr_map() (Duoming Zhou)" * tag 'pci-v6.10-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci: (97 commits) PCI: Do not wait for disconnected devices when resuming x86/pci: Skip early E820 check for ECAM region PCI: Remove unused pci_enable_device_io() ata: pata_cs5520: Remove unnecessary call to pci_enable_device_io() PCI: Update pci_find_capability() stub return types PCI: Remove PCI_IRQ_LEGACY scsi: vmw_pvscsi: Do not use PCI_IRQ_LEGACY instead of PCI_IRQ_LEGACY scsi: pmcraid: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY scsi: mpt3sas: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY scsi: megaraid_sas: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY scsi: ipr: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY scsi: hpsa: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY scsi: arcmsr: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY wifi: rtw89: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY dt-bindings: PCI: rockchip,rk3399-pcie: Add missing maxItems to ep-gpios Revert "genirq/msi: Provide constants for PCI/IMS support" Revert "x86/apic/msi: Enable PCI/IMS" Revert "iommu/vt-d: Enable PCI/IMS" Revert "iommu/amd: Enable PCI/IMS" Revert "PCI/MSI: Provide IMS (Interrupt Message Store) support" ...
2024-05-21Merge tag 'pull-bd_inode-1' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull bdev bd_inode updates from Al Viro: "Replacement of bdev->bd_inode with sane(r) set of primitives by me and Yu Kuai" * tag 'pull-bd_inode-1' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: RIP ->bd_inode dasd_format(): killing the last remaining user of ->bd_inode nilfs_attach_log_writer(): use ->bd_mapping->host instead of ->bd_inode block/bdev.c: use the knowledge of inode/bdev coallocation gfs2: more obvious initializations of mapping->host fs/buffer.c: massage the remaining users of ->bd_inode to ->bd_mapping blk_ioctl_{discard,zeroout}(): we only want ->bd_inode->i_mapping here... grow_dev_folio(): we only want ->bd_inode->i_mapping there use ->bd_mapping instead of ->bd_inode->i_mapping block_device: add a pointer to struct address_space (page cache of bdev) missing helpers: bdev_unhash(), bdev_drop() block: move two helpers into bdev.c block2mtd: prevent direct access of bd_inode dm-vdo: use bdev_nr_bytes(bdev) instead of i_size_read(bdev->bd_inode) blkdev_write_iter(): saner way to get inode and bdev bcachefs: remove dead function bdev_sectors() ext4: remove block_device_ejected() erofs_buf: store address_space instead of inode erofs: switch erofs_bread() to passing offset instead of block number
2024-05-19Merge tag 'mm-stable-2024-05-17-19-19' of ↵Linus Torvalds1-0/+2
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Pull mm updates from Andrew Morton: "The usual shower of singleton fixes and minor series all over MM, documented (hopefully adequately) in the respective changelogs. Notable series include: - Lucas Stach has provided some page-mapping cleanup/consolidation/ maintainability work in the series "mm/treewide: Remove pXd_huge() API". - In the series "Allow migrate on protnone reference with MPOL_PREFERRED_MANY policy", Donet Tom has optimized mempolicy's MPOL_PREFERRED_MANY mode, yielding almost doubled performance in one test. - In their series "Memory allocation profiling" Kent Overstreet and Suren Baghdasaryan have contributed a means of determining (via /proc/allocinfo) whereabouts in the kernel memory is being allocated: number of calls and amount of memory. - Matthew Wilcox has provided the series "Various significant MM patches" which does a number of rather unrelated things, but in largely similar code sites. - In his series "mm: page_alloc: freelist migratetype hygiene" Johannes Weiner has fixed the page allocator's handling of migratetype requests, with resulting improvements in compaction efficiency. - In the series "make the hugetlb migration strategy consistent" Baolin Wang has fixed a hugetlb migration issue, which should improve hugetlb allocation reliability. - Liu Shixin has hit an I/O meltdown caused by readahead in a memory-tight memcg. Addressed in the series "Fix I/O high when memory almost met memcg limit". - In the series "mm/filemap: optimize folio adding and splitting" Kairui Song has optimized pagecache insertion, yielding ~10% performance improvement in one test. - Baoquan He has cleaned up and consolidated the early zone initialization code in the series "mm/mm_init.c: refactor free_area_init_core()". - Baoquan has also redone some MM initializatio code in the series "mm/init: minor clean up and improvement". - MM helper cleanups from Christoph Hellwig in his series "remove follow_pfn". - More cleanups from Matthew Wilcox in the series "Various page->flags cleanups". - Vlastimil Babka has contributed maintainability improvements in the series "memcg_kmem hooks refactoring". - More folio conversions and cleanups in Matthew Wilcox's series: "Convert huge_zero_page to huge_zero_folio" "khugepaged folio conversions" "Remove page_idle and page_young wrappers" "Use folio APIs in procfs" "Clean up __folio_put()" "Some cleanups for memory-failure" "Remove page_mapping()" "More folio compat code removal" - David Hildenbrand chipped in with "fs/proc/task_mmu: convert hugetlb functions to work on folis". - Code consolidation and cleanup work related to GUP's handling of hugetlbs in Peter Xu's series "mm/gup: Unify hugetlb, part 2". - Rick Edgecombe has developed some fixes to stack guard gaps in the series "Cover a guard gap corner case". - Jinjiang Tu has fixed KSM's behaviour after a fork+exec in the series "mm/ksm: fix ksm exec support for prctl". - Baolin Wang has implemented NUMA balancing for multi-size THPs. This is a simple first-cut implementation for now. The series is "support multi-size THP numa balancing". - Cleanups to vma handling helper functions from Matthew Wilcox in the series "Unify vma_address and vma_pgoff_address". - Some selftests maintenance work from Dev Jain in the series "selftests/mm: mremap_test: Optimizations and style fixes". - Improvements to the swapping of multi-size THPs from Ryan Roberts in the series "Swap-out mTHP without splitting". - Kefeng Wang has significantly optimized the handling of arm64's permission page faults in the series "arch/mm/fault: accelerate pagefault when badaccess" "mm: remove arch's private VM_FAULT_BADMAP/BADACCESS" - GUP cleanups from David Hildenbrand in "mm/gup: consistently call it GUP-fast". - hugetlb fault code cleanups from Vishal Moola in "Hugetlb fault path to use struct vm_fault". - selftests build fixes from John Hubbard in the series "Fix selftests/mm build without requiring "make headers"". - Memory tiering fixes/improvements from Ho-Ren (Jack) Chuang in the series "Improved Memory Tier Creation for CPUless NUMA Nodes". Fixes the initialization code so that migration between different memory types works as intended. - David Hildenbrand has improved follow_pte() and fixed an errant driver in the series "mm: follow_pte() improvements and acrn follow_pte() fixes". - David also did some cleanup work on large folio mapcounts in his series "mm: mapcount for large folios + page_mapcount() cleanups". - Folio conversions in KSM in Alex Shi's series "transfer page to folio in KSM". - Barry Song has added some sysfs stats for monitoring multi-size THP's in the series "mm: add per-order mTHP alloc and swpout counters". - Some zswap cleanups from Yosry Ahmed in the series "zswap same-filled and limit checking cleanups". - Matthew Wilcox has been looking at buffer_head code and found the documentation to be lacking. The series is "Improve buffer head documentation". - Multi-size THPs get more work, this time from Lance Yang. His series "mm/madvise: enhance lazyfreeing with mTHP in madvise_free" optimizes the freeing of these things. - Kemeng Shi has added more userspace-visible writeback instrumentation in the series "Improve visibility of writeback". - Kemeng Shi then sent some maintenance work on top in the series "Fix and cleanups to page-writeback". - Matthew Wilcox reduces mmap_lock traffic in the anon vma code in the series "Improve anon_vma scalability for anon VMAs". Intel's test bot reported an improbable 3x improvement in one test. - SeongJae Park adds some DAMON feature work in the series "mm/damon: add a DAMOS filter type for page granularity access recheck" "selftests/damon: add DAMOS quota goal test" - Also some maintenance work in the series "mm/damon/paddr: simplify page level access re-check for pageout" "mm/damon: misc fixes and improvements" - David Hildenbrand has disabled some known-to-fail selftests ni the series "selftests: mm: cow: flag vmsplice() hugetlb tests as XFAIL". - memcg metadata storage optimizations from Shakeel Butt in "memcg: reduce memory consumption by memcg stats". - DAX fixes and maintenance work from Vishal Verma in the series "dax/bus.c: Fixups for dax-bus locking"" * tag 'mm-stable-2024-05-17-19-19' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (426 commits) memcg, oom: cleanup unused memcg_oom_gfp_mask and memcg_oom_order selftests/mm: hugetlb_madv_vs_map: avoid test skipping by querying hugepage size at runtime mm/hugetlb: add missing VM_FAULT_SET_HINDEX in hugetlb_wp mm/hugetlb: add missing VM_FAULT_SET_HINDEX in hugetlb_fault selftests: cgroup: add tests to verify the zswap writeback path mm: memcg: make alloc_mem_cgroup_per_node_info() return bool mm/damon/core: fix return value from damos_wmark_metric_value mm: do not update memcg stats for NR_{FILE/SHMEM}_PMDMAPPED selftests: cgroup: remove redundant enabling of memory controller Docs/mm/damon/maintainer-profile: allow posting patches based on damon/next tree Docs/mm/damon/maintainer-profile: change the maintainer's timezone from PST to PT Docs/mm/damon/design: use a list for supported filters Docs/admin-guide/mm/damon/usage: fix wrong schemes effective quota update command Docs/admin-guide/mm/damon/usage: fix wrong example of DAMOS filter matching sysfs file selftests/damon: classify tests for functionalities and regressions selftests/damon/_damon_sysfs: use 'is' instead of '==' for 'None' selftests/damon/_damon_sysfs: find sysfs mount point from /proc/mounts selftests/damon/_damon_sysfs: check errors from nr_schemes file reads mm/damon/core: initialize ->esz_bp from damos_quota_init_priv() selftests/damon: add a test for DAMOS quota goal ...
2024-05-18Merge tag 'kbuild-v6.10' of ↵Linus Torvalds1-6/+6
git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild Pull Kbuild updates from Masahiro Yamada: - Avoid 'constexpr', which is a keyword in C23 - Allow 'dtbs_check' and 'dt_compatible_check' run independently of 'dt_binding_check' - Fix weak references to avoid GOT entries in position-independent code generation - Convert the last use of 'optional' property in arch/sh/Kconfig - Remove support for the 'optional' property in Kconfig - Remove support for Clang's ThinLTO caching, which does not work with the .incbin directive - Change the semantics of $(src) so it always points to the source directory, which fixes Makefile inconsistencies between upstream and downstream - Fix 'make tar-pkg' for RISC-V to produce a consistent package - Provide reasonable default coverage for objtool, sanitizers, and profilers - Remove redundant OBJECT_FILES_NON_STANDARD, KASAN_SANITIZE, etc. - Remove the last use of tristate choice in drivers/rapidio/Kconfig - Various cleanups and fixes in Kconfig * tag 'kbuild-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (46 commits) kconfig: use sym_get_choice_menu() in sym_check_prop() rapidio: remove choice for enumeration kconfig: lxdialog: remove initialization with A_NORMAL kconfig: m/nconf: merge two item_add_str() calls kconfig: m/nconf: remove dead code to display value of bool choice kconfig: m/nconf: remove dead code to display children of choice members kconfig: gconf: show checkbox for choice correctly kbuild: use GCOV_PROFILE and KCSAN_SANITIZE in scripts/Makefile.modfinal Makefile: remove redundant tool coverage variables kbuild: provide reasonable defaults for tool coverage modules: Drop the .export_symbol section from the final modules kconfig: use menu_list_for_each_sym() in sym_check_choice_deps() kconfig: use sym_get_choice_menu() in conf_write_defconfig() kconfig: add sym_get_choice_menu() helper kconfig: turn defaults and additional prompt for choice members into error kconfig: turn missing prompt for choice members into error kconfig: turn conf_choice() into void function kconfig: use linked list in sym_set_changed() kconfig: gconf: use MENU_CHANGED instead of SYMBOL_CHANGED kconfig: gconf: remove debug code ...
2024-05-16scsi: vmw_pvscsi: Do not use PCI_IRQ_LEGACY instead of PCI_IRQ_LEGACYDamien Le Moal1-1/+1
In pvscsi_probe(), initialize irq_flag using PCI_IRQ_ALL_TYPES to remove the use of the deprecated PCI_IRQ_LEGACY macro. Link: https://lore.kernel.org/r/20240325070944.3600338-28-dlemoal@kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-16scsi: pmcraid: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACYDamien Le Moal1-1/+1
Use the macro PCI_IRQ_INTX instead of the deprecated PCI_IRQ_LEGACY macro. Link: https://lore.kernel.org/r/20240325070944.3600338-27-dlemoal@kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-16scsi: mpt3sas: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACYDamien Le Moal1-1/+1
Use the macro PCI_IRQ_INTX instead of the deprecated PCI_IRQ_LEGACY macro. Link: https://lore.kernel.org/r/20240325070944.3600338-26-dlemoal@kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-16scsi: megaraid_sas: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACYDamien Le Moal1-2/+2
Use the macro PCI_IRQ_INTX instead of the deprecated PCI_IRQ_LEGACY macro. Link: https://lore.kernel.org/r/20240325070944.3600338-25-dlemoal@kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-16scsi: ipr: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACYDamien Le Moal1-1/+1
Use the macro PCI_IRQ_INTX instead of the deprecated PCI_IRQ_LEGACY macro. Link: https://lore.kernel.org/r/20240325070944.3600338-24-dlemoal@kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
2024-05-16scsi: hpsa: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACYDamien Le Moal1-1/+1
Use the macro PCI_IRQ_INTX instead of the deprecated PCI_IRQ_LEGACY macro. Link: https://lore.kernel.org/r/20240325070944.3600338-23-dlemoal@kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Martin K. Petersen <martin.petersen@oracle.com>