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| author | Satish Kharat | 2017-03-01 01:14:56 +0100 |
|---|---|---|
| committer | Martin K. Petersen | 2017-03-23 14:57:23 +0100 |
| commit | 7ef539c88d7d394410d547c9f082d477093a2a22 (patch) | |
| tree | a54f6349521319254356594443cc1c98405f0cd9 /drivers/scsi/fnic | |
| parent | scsi: fnic: minor cleanup in fnic_fcpio_itmf_cmpl_handler, removing else case (diff) | |
| download | kernel-qcow2-linux-7ef539c88d7d394410d547c9f082d477093a2a22.tar.gz kernel-qcow2-linux-7ef539c88d7d394410d547c9f082d477093a2a22.tar.xz kernel-qcow2-linux-7ef539c88d7d394410d547c9f082d477093a2a22.zip | |
scsi: fnic: Fix for "Number of Active IOs" in fnicstats becoming negative
Fixing the IO stats update (Active IOs and IO completion) to prevent
"Number of Active IOs" from becoming negative in the fnistats output.
Signed-off-by: Satish Kharat <satishkh@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/fnic')
| -rw-r--r-- | drivers/scsi/fnic/fnic_scsi.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 5e694a591c9d..0650911929fd 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -1134,12 +1134,6 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, if (hdr_status == FCPIO_IO_NOT_FOUND) CMD_ABTS_STATUS(sc) = FCPIO_SUCCESS; - atomic64_dec(&fnic_stats->io_stats.active_ios); - if (atomic64_read(&fnic->io_cmpl_skip)) - atomic64_dec(&fnic->io_cmpl_skip); - else - atomic64_inc(&fnic_stats->io_stats.io_completions); - if (!(CMD_FLAGS(sc) & (FNIC_IO_ABORTED | FNIC_IO_DONE))) atomic64_inc(&misc_stats->no_icmnd_itmf_cmpls); @@ -1180,6 +1174,11 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); sc->scsi_done(sc); + atomic64_dec(&fnic_stats->io_stats.active_ios); + if (atomic64_read(&fnic->io_cmpl_skip)) + atomic64_dec(&fnic->io_cmpl_skip); + else + atomic64_inc(&fnic_stats->io_stats.io_completions); } } @@ -1969,6 +1968,11 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) /* Call SCSI completion function to complete the IO */ sc->result = (DID_ABORT << 16); sc->scsi_done(sc); + atomic64_dec(&fnic_stats->io_stats.active_ios); + if (atomic64_read(&fnic->io_cmpl_skip)) + atomic64_dec(&fnic->io_cmpl_skip); + else + atomic64_inc(&fnic_stats->io_stats.io_completions); } fnic_abort_cmd_end: |