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| author | Satish Kharat <satishkh@cisco.com> | 2017-02-28 16:15:12 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-03-23 09:57:23 -0400 |
| commit | b9202b4ae8171e9eaa21504d5a8c1c2e9d6ecd90 (patch) | |
| tree | 49c680ef6ae934c8675f74e917a9f3668e79c175 | |
| parent | 7ef539c88d7d394410d547c9f082d477093a2a22 (diff) | |
| download | linux-stable-b9202b4ae8171e9eaa21504d5a8c1c2e9d6ecd90.tar.gz linux-stable-b9202b4ae8171e9eaa21504d5a8c1c2e9d6ecd90.tar.bz2 linux-stable-b9202b4ae8171e9eaa21504d5a8c1c2e9d6ecd90.zip | |
scsi: fnic: Avoid false out-of-order detection for aborted command
If SCSI-ML has already issued abort on a command i.e
FNIC_IOREQ_ABTS_PENDING is set and we get a IO completion, avoid this
being flagged as out-of-order completion by setting the FNIC_IO_DONE
flag in fnic_fcpio_icmnd_cmpl_handler
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>
| -rw-r--r-- | drivers/scsi/fnic/fnic_scsi.c | 40 |
1 files changed, 18 insertions, 22 deletions
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 0650911929fd..ce5de2aa39c7 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -876,32 +876,28 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, /* * if SCSI-ML has already issued abort on this command, - * ignore completion of the IO. The abts path will clean it up + * set completion of the IO. The abts path will clean it up */ if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) { - spin_unlock_irqrestore(io_lock, flags); + + /* + * set the FNIC_IO_DONE so that this doesn't get + * flagged as 'out of order' if it was not aborted + */ + CMD_FLAGS(sc) |= FNIC_IO_DONE; CMD_FLAGS(sc) |= FNIC_IO_ABTS_PENDING; - switch (hdr_status) { - case FCPIO_SUCCESS: - CMD_FLAGS(sc) |= FNIC_IO_DONE; - FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host, - "icmnd_cmpl ABTS pending hdr status = %s " - "sc 0x%p scsi_status %x residual %d\n", - fnic_fcpio_status_to_str(hdr_status), sc, - icmnd_cmpl->scsi_status, - icmnd_cmpl->residual); - break; - case FCPIO_ABORTED: + spin_unlock_irqrestore(io_lock, flags); + if(FCPIO_ABORTED == hdr_status) CMD_FLAGS(sc) |= FNIC_IO_ABORTED; - break; - default: - FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host, - "icmnd_cmpl abts pending " - "hdr status = %s tag = 0x%x sc = 0x%p\n", - fnic_fcpio_status_to_str(hdr_status), - id, sc); - break; - } + + FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host, + "icmnd_cmpl abts pending " + "hdr status = %s tag = 0x%x sc = 0x%p" + "scsi_status = %x residual = %d\n", + fnic_fcpio_status_to_str(hdr_status), + id, sc, + icmnd_cmpl->scsi_status, + icmnd_cmpl->residual); return; } |