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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-02-10 10:26:38 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-02-10 10:26:38 +0000 |
| commit | df9ab9771c64f5229843bfe2a20fe0ee6ac59fc1 (patch) | |
| tree | a091be1024bd76627f78e791e377126e47703b7b /drivers/scsi/sd.c | |
| parent | ed8f8ce38d0f7b505d7da2d79522972e962457c2 (diff) | |
| parent | 4e1c0664de11e4b5861957ab4ddff2aeeffd042f (diff) | |
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'drivers/scsi/sd.c')
| -rw-r--r-- | drivers/scsi/sd.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index fedab3c21dd..399516925d8 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -2623,8 +2623,9 @@ static void sd_read_block_limits(struct scsi_disk *sdkp) sd_config_discard(sdkp, SD_LBP_WS16); } else { /* LBP VPD page tells us what to use */ - - if (sdkp->lbpws) + if (sdkp->lbpu && sdkp->max_unmap_blocks && !sdkp->lbprz) + sd_config_discard(sdkp, SD_LBP_UNMAP); + else if (sdkp->lbpws) sd_config_discard(sdkp, SD_LBP_WS16); else if (sdkp->lbpws10) sd_config_discard(sdkp, SD_LBP_WS10); |