Signed-off-by: Jens Axboe <axboe@xxxxxx> --- drivers/scsi/sd.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 5a5457ac9cdb..049f424fb4ad 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -192,6 +192,7 @@ cache_type_store(struct device *dev, struct device_attribute *attr, sdkp->WCE = wce; sdkp->RCD = rcd; sd_set_flush_flag(sdkp); + blk_queue_write_cache(sdp->request_queue, wce != 0); return count; } @@ -2571,7 +2572,7 @@ sd_read_cache_type(struct scsi_disk *sdkp, unsigned char *buffer) sdkp->DPOFUA ? "supports DPO and FUA" : "doesn't support DPO or FUA"); - return; + goto done; } bad_sense: @@ -2596,6 +2597,8 @@ defaults: } sdkp->RCD = 0; sdkp->DPOFUA = 0; +done: + blk_queue_write_cache(sdp->request_queue, sdkp->WCE != 0); } /* -- 2.4.1.168.g1ea28e1 -- To unsubscribe from this list: send the line "unsubscribe linux-block" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
