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path: root/drivers/scsi/lpfc
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2015-04-10lpfc: Update version to 10.5.0.0 for upstream patch setJames Smart1-1/+1
Update version to 10.5.0.0 for upstream patch set Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Update copyright to 2015James Smart20-21/+21
Update copyright to 2015 Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix for lun discovery issue with saturn adapter.James Smart1-21/+20
FCP_CMD payload was not always properly initialized on SLI-3 devices. Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix crash in device reset handler.James Smart1-2/+3
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix OS crash when running loopback test in applicationsJames Smart3-4/+10
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix internal loopback failure.James Smart1-1/+5
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix premature release of rpi bit in bitmaskJames Smart5-12/+127
Currently, the driver plays off the fact that older sli4 adapters have a different rpi access pattern that allowed for the rpi reference to be released earlier in the teardown sequence, allowing the driver to recycle the rpi value sooner. Newer sli4 adapters have a different access pattern that requires us to wait for a later mailbox completion. This changes the put call location on the newer sli4 adapters. Symptoms of the error are "0110 ELS" and the "0372 iotag" errors. Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Initiator sends wrong BBCredit value for either FLOGI or FLOGI_ACCJames Smart1-1/+0
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix null ndlp dereference in target_reset_handlerJames Smart1-4/+6
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix FDMI Fabric support in driver for BrocadeJames Smart6-298/+650
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix provide host name and OS name in RSNN-NN FC-GS commandJames Smart1-2/+19
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Parse the new 20G, 25G and 40G link speeds in the lpfc driverJames Smart2-13/+30
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Add support for reporting option_rom_version on newer adaptersJames Smart1-1/+6
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix setting of EQ (interrupt) delay MultiplierJames Smart3-7/+12
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix host reset escalation killing all IOs.James Smart3-3/+34
Fix host reset escalation killing all IOs. SLI-3 adapters will use a new host template. The template differs from SLI-4 adapters in that it does not have an eh_host_reset_handler. Lpfc has traditionally never had a host_reset. The host reset handler was added when we ran into a stuck hardware condition on a SLI-4 adapter. The host_reset will reset and reinit the pci function, clearing the hardware condition. Unfortunately, the host reset handler uses attach/detach code paths, which makes scsi_add_host() and scsi_remove_host() calls. Meaning, a host_reset will completely remove the scsi_host from the system. As a new call to scsi_add_host() is made, the shost# changes, which results in completely new scsi_devices and device names. All the older scsi devices on the old shost# are now orphaned and unrecoverable. We realize we need to re-implement the host_reset_handler so the scsi_host stays registered across the host_reset, but that will be a rather lengthy effort. In the short term, we had an immediate need to restore the SLI-3 devices to their working behavior, with the easiest path being to remove their host_reset handler. Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Linux lpfc driver doesn't re-establish the link after a cable pull on ↵James Smart2-6/+3
LPe12002 Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix to handle PLOGI when already logged inJames Smart1-3/+24
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Add new mbx cmd recognitionJames Smart2-0/+2
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Add Lancer Temperature Event support to the lpfc driverJames Smart2-55/+125
This will detect and send an async event if overtemp is detected Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-04-10lpfc: Fix the iteration count to match the 30 sec comment in the routine ↵James Smart1-1/+1
lpfc_pci_function_reset Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-01-09lpfc: correct device removal deadlock after link bounceJames Smart1-0/+9
This patch, applicable to 8G/4G/2G adapters, adds a call that resumes transmit operations after a link bounce. Without it, targets that tried to suspend exchanges after a link bounce (such as tape devices using sequence level error recovery) would never resume io operation, causing scan failures, and eventually deadlocks if a device removal request is made. Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Reviewed-by: Ewan D. Milne <emilne@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-12-18Merge remote-tracking branch 'scsi-queue/drivers-for-3.19' into for-linusJames Bottomley1-2/+0
2014-12-11Merge branch 'for-linus' of ↵Linus Torvalds1-4/+4
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull VFS changes from Al Viro: "First pile out of several (there _definitely_ will be more). Stuff in this one: - unification of d_splice_alias()/d_materialize_unique() - iov_iter rewrite - killing a bunch of ->f_path.dentry users (and f_dentry macro). Getting that completed will make life much simpler for unionmount/overlayfs, since then we'll be able to limit the places sensitive to file _dentry_ to reasonably few. Which allows to have file_inode(file) pointing to inode in a covered layer, with dentry pointing to (negative) dentry in union one. Still not complete, but much closer now. - crapectomy in lustre (dead code removal, mostly) - "let's make seq_printf return nothing" preparations - assorted cleanups and fixes There _definitely_ will be more piles" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (63 commits) copy_from_iter_nocache() new helper: iov_iter_kvec() csum_and_copy_..._iter() iov_iter.c: handle ITER_KVEC directly iov_iter.c: convert copy_to_iter() to iterate_and_advance iov_iter.c: convert copy_from_iter() to iterate_and_advance iov_iter.c: get rid of bvec_copy_page_{to,from}_iter() iov_iter.c: convert iov_iter_zero() to iterate_and_advance iov_iter.c: convert iov_iter_get_pages_alloc() to iterate_all_kinds iov_iter.c: convert iov_iter_get_pages() to iterate_all_kinds iov_iter.c: convert iov_iter_npages() to iterate_all_kinds iov_iter.c: iterate_and_advance iov_iter.c: macros for iterating over iov_iter kill f_dentry macro dcache: fix kmemcheck warning in switch_names new helper: audit_file() nfsd_vfs_write(): use file_inode() ncpfs: use file_inode() kill f_dentry uses lockd: get rid of ->f_path.dentry->d_sb ...
2014-12-04scsi: remove ->change_queue_type methodChristoph Hellwig1-2/+0
Since we got rid of ordered tag support in 2010 the prime use case of switching on and off ordered tags has been obsolete. The other function of enabling/disabling tagging entirely has only been correctly implemented by the 53c700 driver and isn't generally useful. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com Reviewed-by: Hannes Reinecke <hare@suse.de>
2014-11-24scsi: drop reason argument from ->change_queue_depthChristoph Hellwig1-22/+4
Drop the now unused reason argument from the ->change_queue_depth method. Also add a return value to scsi_adjust_queue_depth, and rename it to scsi_change_queue_depth now that it can be used as the default ->change_queue_depth implementation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Hannes Reinecke <hare@suse.de>
2014-11-24scsi: avoid ->change_queue_depth indirection for queue full trackingChristoph Hellwig1-20/+3
All drivers use the implementation for ramping the queue up and down, so instead of overloading the change_queue_depth method call the implementation diretly if the driver opts into it by setting the track_queue_depth flag in the host template. Note that a few drivers validated the new queue depth in their change_queue_depth method, but as we never go over the queue depth set during slave_configure or the sysfs file this isn't nessecary and can safely be removed. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Venkatesh Srinivas <venkateshs@google.com>
2014-11-24lpfc: remove queue_depth eventsChristoph Hellwig1-66/+0
James Smart said the userspace to consume these events never emerged. Given that these get in the way of the following patches remove support for them. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Hannes Reinecke <hare@suse.de> Acked-by: James Smart <james.smart@emulex.com>
2014-11-19kill f_dentry usesAl Viro1-2/+2
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2014-11-19assorted conversions to %p[dD]Al Viro1-2/+2
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2014-11-12scsi: don't set tagging state from scsi_adjust_queue_depthChristoph Hellwig1-2/+2
Remove the tagged argument from scsi_adjust_queue_depth, and just let it handle the queue depth. For most drivers those two are fairly separate, given that most modern drivers don't care about the SCSI "tagged" status of a command at all, and many old drivers allow queuing of multiple untagged commands in the driver. Instead we start out with the ->simple_tags flag set before calling ->slave_configure, which is how all drivers actually looking at ->simple_tags except for one worke anyway. The one other case looks broken, but I've kept the behavior as-is for now. Except for that we only change ->simple_tags from the ->change_queue_type, and when rejecting a tag message in a single driver, so keeping this churn out of scsi_adjust_queue_depth is a clear win. Now that the usage of scsi_adjust_queue_depth is more obvious we can also remove all the trivial instances in ->slave_alloc or ->slave_configure that just set it to the cmd_per_lun default. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
2014-11-12scsi: always assign block layer tags if enabledChristoph Hellwig1-4/+3
Allow a driver to ask for block layer tags by setting .use_blk_tags in the host template, in which case it will always see a valid value in request->tag, similar to the behavior when using blk-mq. This means even SCSI "untagged" commands will now have a tag, which is especially useful when using a host-wide tag map. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Hannes Reinecke <hare@suse.de>
2014-11-12scsi: remove abuses of scsi_populate_tagChristoph Hellwig1-15/+1
Unless we want to build a SPI tag message we should just check SCMD_TAGGED instead of reverse engineering a tag type through the use of scsi_populate_tag_msg. Also rename the function to spi_populate_tag_msg, make it behave like the other spi message helpers, and move it to the spi transport class. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Hannes Reinecke <hare@suse.de>
2014-11-12scsi: provide a generic change_queue_type methodChristoph Hellwig1-22/+2
Most drivers use exactly the same implementation, so provide it as a library function. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Hannes Reinecke <hare@suse.de>
2014-09-16lpfc: update lpfc version to driver version 10.4.8000.0James Smart1-1/+1
Update lpfc version to driver version 10.4.8000.0 Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix for handling unmapped ndlp in target reset handlerJames Smart2-2/+14
Fix for handling unmapped ndlp in target reset handler Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix low priority issues from fortify source code scanJames Smart8-49/+25
Fixed Low priority issues from lpfc given by fortify source code scan. Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix high priority issues from fortify source code scanJames Smart6-40/+53
Fixed High priority issues from lpfc given by fortify source code scan. Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix crash from page fault caused by use after rport deleteJames Smart1-0/+12
Fix crash from page fault caused by use after rport delete. Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix locking issues with abort data pathsJames Smart3-48/+83
Fix locking issues with abort data paths Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix race between LOGO/PLOGI handling causing NULL pointerJames Smart3-2/+30
Fix race between LOGO/PLOGI handling causing NULL pointer Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix IP Reset processing - wait for RDY before proceedingJames Smart1-62/+47
Fix IP Reset processing - wait for RDY before proceeding Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix quarantined XRI recovery qualifier state in link bounceJames Smart3-38/+0
Fix quarantined XRI recovery qualifier state in link bounce Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: fix discovery timeout during nameserver loginJames Smart3-1/+29
Fix discovery timeout during nameserver login Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: Use pci_enable_msix_range() instead of pci_enable_msix()Alexander Gordeev1-22/+17
As result of deprecation of MSI-X/MSI enablement functions pci_enable_msix() and pci_enable_msi_block() all drivers using these two interfaces need to be updated to use the new pci_enable_msi_range() or pci_enable_msi_exact() and pci_enable_msix_range() or pci_enable_msix_exact() interfaces. Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Reviewed-by: James Smart <james.smart@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: do not feed jiffies as random seed from lpfc driverDaniel Borkmann1-4/+0
In prandom we have already reseeding mechanisms that trigger periodically from a much better entropy source than just feeding in jiffies through lpfc_mbx_cmpl_fcf_scan_read_fcf_rec() [what a function name 8-)]. Therefore, just remove this. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Reviewed-by: James Smart <james.smart@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: use time_after()Manuel Schölling1-1/+3
To be future-proof and for better readability the time comparisons are modified to use time_after() instead of plain, error-prone math. Signed-off-by: Manuel Schölling <manuel.schoelling@gmx.de> Reviewed-by: James Smart <james.smart@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: use dma_zalloc_coherentJoe Perches4-30/+17
Use the zeroing function instead of dma_alloc_coherent & memset(,0,) Signed-off-by: Joe Perches <joe@perches.com> Reviewed-by: James Smart <james.smart@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: mark function as static in lpfc/lpfc_bsg.cRashika Kheria1-1/+1
[PATCH 26/55] scsi: Mark function as static in lpfc/lpfc_bsg.c Mark function as static in lpfc/lpfc_bsg.c because it is not used outside this file. This eliminates the following warning in lpfc/lpfc_bsg.c: drivers/scsi/lpfc/lpfc_bsg.c:3348:1: warning: no previous prototype for ‘lpfc_bsg_issue_mbox_cmpl’ [-Wmissing-prototypes] Signed-off-by: Rashika Kheria <rashika.kheria@gmail.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org> Reviewed-by: James Smart <james.smart@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: mark functions as static in lpfc/lpfc_scsi.cRashika Kheria1-5/+5
Mark functions as static in lpfc/lpfc_scsi.c because they are not used outside this file. This eliminates the following warnings in lpfc/lpfc_scsi.c: drivers/scsi/lpfc/lpfc_scsi.c:299:1: warning: no previous prototype for ‘lpfc_change_queue_depth’ [-Wmissing-prototypes] drivers/scsi/lpfc/lpfc_scsi.c:795:1: warning: no previous prototype for ‘lpfc_sli4_post_scsi_sgl_list’ [-Wmissing-prototypes] drivers/scsi/lpfc/lpfc_scsi.c:3019:1: warning: no previous prototype for ‘lpfc_bg_crc’ [-Wmissing-prototypes] drivers/scsi/lpfc/lpfc_scsi.c:3035:1: warning: no previous prototype for ‘lpfc_bg_csum’ [-Wmissing-prototypes] drivers/scsi/lpfc/lpfc_scsi.c:3048:1: warning: no previous prototype for ‘lpfc_calc_bg_err’ [-Wmissing-prototypes] Signed-off-by: Rashika Kheria <rashika.kheria@gmail.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org> Reviewed-by: James Smart <james.smart@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-16lpfc: mark functions as static in lpfc/lpfc_init.cRashika Kheria1-3/+3
Mark functions as static in lpfc/lpfc_init.c because they are not used outside this file. This eliminates the following warning in lpfc/lpfc_init.c: drivers/scsi/lpfc/lpfc_init.c:652:1: warning: no previous prototype for ‘lpfc_hba_init_link’ [-Wmissing-prototypes] drivers/scsi/lpfc/lpfc_init.c:753:1: warning: no previous prototype for ‘lpfc_hba_down_link’ [-Wmissing-prototypes] drivers/scsi/lpfc/lpfc_init.c:3434:1: warning: no previous prototype for ‘lpfc_sli4_fcf_redisc_wait_tmo’ [-Wmissing-prototypes] Signed-off-by: Rashika Kheria <rashika.kheria@gmail.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org> Reviewed-by: James Smart <james.smart@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>