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authorLogan Gunthorpe <logang@deltatee.com>2022-06-16 13:19:39 -0600
committerSong Liu <song@kernel.org>2022-07-03 07:55:41 -0700
commitcb775de29f28b36219bde44b6fdef39642e4633d (patch)
treea4f6dcdfcca3917e882d912006582e488b639569
parent0647deafbf6362b2cbf5fa7fb0cbc2fdcb85a915 (diff)
md/raid5: Refactor for loop in raid5_make_request() into while loop
The for loop with retry label can be more cleanly expressed as a while loop by moving the logical_sector increment into the success path. No functional changes intended. Signed-off-by: Logan Gunthorpe <logang@deltatee.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Song Liu <song@kernel.org>
-rw-r--r--drivers/md/raid5.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 345350d34623..17ddaa41147c 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5974,22 +5974,23 @@ static bool raid5_make_request(struct mddev *mddev, struct bio * bi)
}
md_account_bio(mddev, &bi);
prepare_to_wait(&conf->wait_for_overlap, &w, TASK_UNINTERRUPTIBLE);
- for (; logical_sector < last_sector; logical_sector += RAID5_STRIPE_SECTORS(conf)) {
- retry:
+ while (logical_sector < last_sector) {
res = make_stripe_request(mddev, conf, &ctx, logical_sector,
bi);
if (res == STRIPE_FAIL)
break;
if (res == STRIPE_RETRY)
- goto retry;
+ continue;
if (res == STRIPE_SCHEDULE_AND_RETRY) {
schedule();
prepare_to_wait(&conf->wait_for_overlap, &w,
TASK_UNINTERRUPTIBLE);
- goto retry;
+ continue;
}
+
+ logical_sector += RAID5_STRIPE_SECTORS(conf);
}
finish_wait(&conf->wait_for_overlap, &w);