Merge branch 'stable-3.2' into pandora-3.2

[pandora-kernel.git] / drivers / scsi / sd.c

diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 6cbe2eb..ff16bc3 100644 (file)
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -523,11 +523,21 @@ static void sd_config_discard(struct scsi_disk *sdkp, unsigned int mode)
                break;
 
        case SD_LBP_WS16:
-               max_blocks = min_not_zero(sdkp->max_ws_blocks, 0xffffffff);
+               if (sdkp->device->unmap_limit_for_ws)
+                       max_blocks = sdkp->max_unmap_blocks;
+               else
+                       max_blocks = sdkp->max_ws_blocks;
+
+               max_blocks = min_not_zero(max_blocks, 0xffffffff);
                break;
 
        case SD_LBP_WS10:
-               max_blocks = min_not_zero(sdkp->max_ws_blocks, (u32)0xffff);
+               if (sdkp->device->unmap_limit_for_ws)
+                       max_blocks = sdkp->max_unmap_blocks;
+               else
+                       max_blocks = sdkp->max_ws_blocks;
+
+               max_blocks = min_not_zero(max_blocks, (u32)0xffff);
                break;
 
        case SD_LBP_ZERO: