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authorPrasad B Munirathnam <prasad.munirathnam@microsemi.com>2017-12-12 22:40:10 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2017-12-15 06:34:28 +0300
commit5771cfffdffe709ae9b403b6f80438ca40bf850e (patch)
tree94935e84da49ddadc657ebf367fc4bc71a958137 /drivers/scsi/aacraid
parent093b8886f446c9351c4de512cb1d4afe30e37f6f (diff)
downloadlinux-5771cfffdffe709ae9b403b6f80438ca40bf850e.tar.xz
scsi: aacraid: Fix I/O drop during reset
"FIB_CONTEXT_FLAG_TIMEDOUT" flag is set in aac_eh_abort to indicate command timeout. Using the same flag in reset handler causes the command to time out and the I/Os were dropped. Define a new flag "FIB_CONTEXT_FLAG_EH_RESET" to make sure I/O is properly handled in eh_reset handler. [mkp: tweaked commit message] Signed-off-by: Prasad B Munirathnam <prasad.munirathnam@microsemi.com> Reviewed-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/aacraid')
-rw-r--r--drivers/scsi/aacraid/aacraid.h1
-rw-r--r--drivers/scsi/aacraid/linit.c2
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 6e3d81969a77..d52265416da2 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -1725,6 +1725,7 @@ struct aac_dev
#define FIB_CONTEXT_FLAG_NATIVE_HBA (0x00000010)
#define FIB_CONTEXT_FLAG_NATIVE_HBA_TMF (0x00000020)
#define FIB_CONTEXT_FLAG_SCSI_CMD (0x00000040)
+#define FIB_CONTEXT_FLAG_EH_RESET (0x00000080)
/*
* Define the command values
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index bdf127aaab41..d55332de08f9 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1037,7 +1037,7 @@ static int aac_eh_bus_reset(struct scsi_cmnd* cmd)
info = &aac->hba_map[bus][cid];
if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS ||
info->devtype != AAC_DEVTYPE_NATIVE_RAW) {
- fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;
+ fib->flags |= FIB_CONTEXT_FLAG_EH_RESET;
cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;
}
}