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authorAlex Shi <alex.shi@linaro.org>2015-06-25 16:17:21 +0800
committerAlex Shi <alex.shi@linaro.org>2015-06-25 16:19:06 +0800
commitbd4e9a26373331ef6f185500c72a8836eb7c82d9 (patch)
tree13384e7649be7bb88ab9524efcbc602be85d5020 /drivers/scsi/sd.c
parent2528dbd348dd541e090594b7aac3f62351078388 (diff)
parent2cb9802eeb7f919f97df05b16ec128f4f5af366d (diff)
downloadlinux-linaro-stable-bd4e9a26373331ef6f185500c72a8836eb7c82d9.tar.gz
Merge branch 'linux-linaro-lsk-v3.14' into linux-linaro-lsk-v3.14-androidlsk-v3.14-15.07-android
Conflicts: fs/exec.c Solutions: follow commit d221244a7 sched: move no_new_privs into new atomic flags to use task_no_new_privs(current).
Diffstat (limited to 'drivers/scsi/sd.c')
-rw-r--r--drivers/scsi/sd.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index e8abb731c7ec..a10706409927 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1599,6 +1599,7 @@ static unsigned int sd_completed_bytes(struct scsi_cmnd *scmd)
{
u64 start_lba = blk_rq_pos(scmd->request);
u64 end_lba = blk_rq_pos(scmd->request) + (scsi_bufflen(scmd) / 512);
+ u64 factor = scmd->device->sector_size / 512;
u64 bad_lba;
int info_valid;
/*
@@ -1620,16 +1621,9 @@ static unsigned int sd_completed_bytes(struct scsi_cmnd *scmd)
if (scsi_bufflen(scmd) <= scmd->device->sector_size)
return 0;
- if (scmd->device->sector_size < 512) {
- /* only legitimate sector_size here is 256 */
- start_lba <<= 1;
- end_lba <<= 1;
- } else {
- /* be careful ... don't want any overflows */
- unsigned int factor = scmd->device->sector_size / 512;
- do_div(start_lba, factor);
- do_div(end_lba, factor);
- }
+ /* be careful ... don't want any overflows */
+ do_div(start_lba, factor);
+ do_div(end_lba, factor);
/* The bad lba was reported incorrectly, we have no idea where
* the error is.
@@ -2196,8 +2190,7 @@ got_data:
if (sector_size != 512 &&
sector_size != 1024 &&
sector_size != 2048 &&
- sector_size != 4096 &&
- sector_size != 256) {
+ sector_size != 4096) {
sd_printk(KERN_NOTICE, sdkp, "Unsupported sector size %d.\n",
sector_size);
/*
@@ -2248,8 +2241,6 @@ got_data:
sdkp->capacity <<= 2;
else if (sector_size == 1024)
sdkp->capacity <<= 1;
- else if (sector_size == 256)
- sdkp->capacity >>= 1;
blk_queue_physical_block_size(sdp->request_queue,
sdkp->physical_block_size);