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path: root/drivers/scsi/fnic/fnic_scsi.c
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Diffstat (limited to 'drivers/scsi/fnic/fnic_scsi.c')
-rw-r--r--drivers/scsi/fnic/fnic_scsi.c105
1 files changed, 75 insertions, 30 deletions
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c
index adb3d5871e74..d048f3b5006f 100644
--- a/drivers/scsi/fnic/fnic_scsi.c
+++ b/drivers/scsi/fnic/fnic_scsi.c
@@ -823,6 +823,7 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic,
spinlock_t *io_lock;
u64 cmd_trace;
unsigned long start_time;
+ unsigned long io_duration_time;
/* Decode the cmpl description to get the io_req id */
fcpio_header_dec(&desc->hdr, &type, &hdr_status, &tag);
@@ -876,32 +877,28 @@ 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;
}
@@ -919,6 +916,9 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic,
if (icmnd_cmpl->flags & FCPIO_ICMND_CMPL_RESID_UNDER)
xfer_len -= icmnd_cmpl->residual;
+ if (icmnd_cmpl->scsi_status == SAM_STAT_CHECK_CONDITION)
+ atomic64_inc(&fnic_stats->misc_stats.check_condition);
+
if (icmnd_cmpl->scsi_status == SAM_STAT_TASK_SET_FULL)
atomic64_inc(&fnic_stats->misc_stats.queue_fulls);
break;
@@ -1017,6 +1017,28 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic,
else
atomic64_inc(&fnic_stats->io_stats.io_completions);
+
+ io_duration_time = jiffies_to_msecs(jiffies) - jiffies_to_msecs(io_req->start_time);
+
+ if(io_duration_time <= 10)
+ atomic64_inc(&fnic_stats->io_stats.io_btw_0_to_10_msec);
+ else if(io_duration_time <= 100)
+ atomic64_inc(&fnic_stats->io_stats.io_btw_10_to_100_msec);
+ else if(io_duration_time <= 500)
+ atomic64_inc(&fnic_stats->io_stats.io_btw_100_to_500_msec);
+ else if(io_duration_time <= 5000)
+ atomic64_inc(&fnic_stats->io_stats.io_btw_500_to_5000_msec);
+ else if(io_duration_time <= 10000)
+ atomic64_inc(&fnic_stats->io_stats.io_btw_5000_to_10000_msec);
+ else if(io_duration_time <= 30000)
+ atomic64_inc(&fnic_stats->io_stats.io_btw_10000_to_30000_msec);
+ else {
+ atomic64_inc(&fnic_stats->io_stats.io_greater_than_30000_msec);
+
+ if(io_duration_time > atomic64_read(&fnic_stats->io_stats.current_max_io_time))
+ atomic64_set(&fnic_stats->io_stats.current_max_io_time, io_duration_time);
+ }
+
/* Call SCSI completion function to complete the IO */
if (sc->scsi_done)
sc->scsi_done(sc);
@@ -1128,18 +1150,11 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic,
}
CMD_FLAGS(sc) |= FNIC_IO_ABT_TERM_DONE;
+ CMD_ABTS_STATUS(sc) = hdr_status;
/* If the status is IO not found consider it as success */
if (hdr_status == FCPIO_IO_NOT_FOUND)
CMD_ABTS_STATUS(sc) = FCPIO_SUCCESS;
- else
- CMD_ABTS_STATUS(sc) = hdr_status;
-
- 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);
@@ -1181,6 +1196,11 @@ 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);
}
}
@@ -1793,6 +1813,7 @@ int fnic_abort_cmd(struct scsi_cmnd *sc)
struct terminate_stats *term_stats;
enum fnic_ioreq_state old_ioreq_state;
int tag;
+ unsigned long abt_issued_time;
DECLARE_COMPLETION_ONSTACK(tm_done);
/* Wait for rport to unblock */
@@ -1846,6 +1867,25 @@ int fnic_abort_cmd(struct scsi_cmnd *sc)
spin_unlock_irqrestore(io_lock, flags);
goto wait_pending;
}
+
+ abt_issued_time = jiffies_to_msecs(jiffies) - jiffies_to_msecs(io_req->start_time);
+ if (abt_issued_time <= 6000)
+ atomic64_inc(&abts_stats->abort_issued_btw_0_to_6_sec);
+ else if (abt_issued_time > 6000 && abt_issued_time <= 20000)
+ atomic64_inc(&abts_stats->abort_issued_btw_6_to_20_sec);
+ else if (abt_issued_time > 20000 && abt_issued_time <= 30000)
+ atomic64_inc(&abts_stats->abort_issued_btw_20_to_30_sec);
+ else if (abt_issued_time > 30000 && abt_issued_time <= 40000)
+ atomic64_inc(&abts_stats->abort_issued_btw_30_to_40_sec);
+ else if (abt_issued_time > 40000 && abt_issued_time <= 50000)
+ atomic64_inc(&abts_stats->abort_issued_btw_40_to_50_sec);
+ else if (abt_issued_time > 50000 && abt_issued_time <= 60000)
+ atomic64_inc(&abts_stats->abort_issued_btw_50_to_60_sec);
+ else
+ atomic64_inc(&abts_stats->abort_issued_greater_than_60_sec);
+
+ FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host,
+ "CBD Opcode: %02x Abort issued time: %lu msec\n", sc->cmnd[0], abt_issued_time);
/*
* Command is still pending, need to abort it
* If the firmware completes the command after this point,
@@ -1970,6 +2010,11 @@ 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:
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-28 04:54:20 +0300