diff options
| author | Grant Likely <grant.likely@secretlab.ca> | 2010-01-28 14:38:25 -0700 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2010-01-28 14:38:25 -0700 |
| commit | 0ada0a73120c28cc432bcdbac061781465c2f48f (patch) | |
| tree | d17cadd4ea47e25d9e48e7d409a39c84268fbd27 /drivers/scsi/scsi.c | |
| parent | 6016a363f6b56b46b24655bcfc0499b715851cf3 (diff) | |
| parent | 92dcffb916d309aa01778bf8963a6932e4014d07 (diff) | |
Merge commit 'v2.6.33-rc5' into secretlab/test-devicetree
Diffstat (limited to 'drivers/scsi/scsi.c')
| -rw-r--r-- | drivers/scsi/scsi.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index dd098cad337..a60da555557 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -940,10 +940,16 @@ EXPORT_SYMBOL(scsi_adjust_queue_depth); */ int scsi_track_queue_full(struct scsi_device *sdev, int depth) { - if ((jiffies >> 4) == sdev->last_queue_full_time) + + /* + * Don't let QUEUE_FULLs on the same + * jiffies count, they could all be from + * same event. + */ + if ((jiffies >> 4) == (sdev->last_queue_full_time >> 4)) return 0; - sdev->last_queue_full_time = (jiffies >> 4); + sdev->last_queue_full_time = jiffies; if (sdev->last_queue_full_depth != depth) { sdev->last_queue_full_count = 1; sdev->last_queue_full_depth = depth; |