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btrfs: raid56: assign bio in while() when using bio_list_pop 

Unify the style in the file such that return value of bio_list_pop is
assigned directly in the while loop. This is in line with the rest of
the kernel.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2020-07-02 16:46:43 +03:00 committed by David Sterba
parent f90ae76a5c
commit bf28a605e6
1 changed files with 5 additions and 25 deletions
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30
fs/btrfs/raid56.c
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@ -1324,11 +1324,7 @@ write_data:
atomic_set(&rbio->stripes_pending, bio_list_size(&bio_list));
BUG_ON(atomic_read(&rbio->stripes_pending) == 0);
while (1) {
bio = bio_list_pop(&bio_list);
if (!bio)
break;
while ((bio = bio_list_pop(&bio_list))) {
bio->bi_private = rbio;
bio->bi_end_io = raid_write_end_io;
bio->bi_opf = REQ_OP_WRITE;
@ -1566,11 +1562,7 @@ static int raid56_rmw_stripe(struct btrfs_raid_bio *rbio)
* not to touch it after that
*/
atomic_set(&rbio->stripes_pending, bios_to_read);
while (1) {
bio = bio_list_pop(&bio_list);
if (!bio)
break;
while ((bio = bio_list_pop(&bio_list))) {
bio->bi_private = rbio;
bio->bi_end_io = raid_rmw_end_io;
bio->bi_opf = REQ_OP_READ;
@ -2112,11 +2104,7 @@ static int __raid56_parity_recover(struct btrfs_raid_bio *rbio)
* not to touch it after that
*/
atomic_set(&rbio->stripes_pending, bios_to_read);
while (1) {
bio = bio_list_pop(&bio_list);
if (!bio)
break;
while ((bio = bio_list_pop(&bio_list))) {
bio->bi_private = rbio;
bio->bi_end_io = raid_recover_end_io;
bio->bi_opf = REQ_OP_READ;
@ -2481,11 +2469,7 @@ submit_write:
atomic_set(&rbio->stripes_pending, nr_data);
while (1) {
bio = bio_list_pop(&bio_list);
if (!bio)
break;
while ((bio = bio_list_pop(&bio_list))) {
bio->bi_private = rbio;
bio->bi_end_io = raid_write_end_io;
bio->bi_opf = REQ_OP_WRITE;
@ -2663,11 +2647,7 @@ static void raid56_parity_scrub_stripe(struct btrfs_raid_bio *rbio)
* not to touch it after that
*/
atomic_set(&rbio->stripes_pending, bios_to_read);
while (1) {
bio = bio_list_pop(&bio_list);
if (!bio)
break;
while ((bio = bio_list_pop(&bio_list))) {
bio->bi_private = rbio;
bio->bi_end_io = raid56_parity_scrub_end_io;
bio->bi_opf = REQ_OP_READ;