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| author | Narsimhulu Musini <nmusini@cisco.com> | 2016-03-17 00:51:15 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-04-11 16:57:09 -0400 |
| commit | 0da8519b2b1f08113cda65af88a4c9e35157dd53 (patch) | |
| tree | d5f7c8416191b86837c800460e4972a3e5d28a72 /drivers/scsi/snic/snic.h | |
| parent | c9747821f9bbff6c07fa36087b003d89d05245c8 (diff) | |
| download | linux-0da8519b2b1f08113cda65af88a4c9e35157dd53.tar.gz linux-0da8519b2b1f08113cda65af88a4c9e35157dd53.tar.bz2 linux-0da8519b2b1f08113cda65af88a4c9e35157dd53.zip | |
snic: Fixing race in the hba reset and IO/TM completion
While HBA reset is in progress, if IO/TM completion is received for the
same IO then IO/TM completion path releases the driver private resources
associated with IO. This fix prevents releasing the resources in
IO and TM completion path if HBA reset is in progress.
Signed-off-by: Narsimhulu Musini <nmusini@cisco.com>
Signed-off-by: Sesidhar Baddela <sebaddel@cisco.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/snic/snic.h')
| -rw-r--r-- | drivers/scsi/snic/snic.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/snic/snic.h b/drivers/scsi/snic/snic.h index d7f5ba6ba84c..8ed778d4dbb9 100644 --- a/drivers/scsi/snic/snic.h +++ b/drivers/scsi/snic/snic.h @@ -95,6 +95,8 @@ #define SNIC_DEV_RST_NOTSUP BIT(25) #define SNIC_SCSI_CLEANUP BIT(26) #define SNIC_HOST_RESET_ISSUED BIT(27) +#define SNIC_HOST_RESET_CMD_TERM \ + (SNIC_DEV_RST_NOTSUP | SNIC_SCSI_CLEANUP | SNIC_HOST_RESET_ISSUED) #define SNIC_ABTS_TIMEOUT 30000 /* msec */ #define SNIC_LUN_RESET_TIMEOUT 30000 /* msec */ @@ -216,9 +218,10 @@ enum snic_msix_intr_index { SNIC_MSIX_INTR_MAX, }; +#define SNIC_INTRHDLR_NAMSZ (2 * IFNAMSIZ) struct snic_msix_entry { int requested; - char devname[IFNAMSIZ]; + char devname[SNIC_INTRHDLR_NAMSZ]; irqreturn_t (*isr)(int, void *); void *devid; }; |