5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Chen Cheng [ Upstream commit 00e93faf4cea9e8802ac5dfee0952d84fc95c40f ] Once the 32-bit seq wraps, a newer bm_seq can look smaller than old, so .. covert to wrap-safe calculate way. Signed-off-by: Chen Cheng Link: https://patch.msgid.link/20260618025735.915113-1-chencheng@fnnas.com Signed-off-by: Yu Kuai Signed-off-by: Sasha Levin --- drivers/md/raid5.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 637acb8ef60d3..5e929ceb45805 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -911,7 +911,7 @@ static void stripe_add_to_batch_list(struct r5conf *conf, struct stripe_head *sh if (test_and_clear_bit(STRIPE_BIT_DELAY, &sh->state)) { int seq = sh->bm_seq; if (test_bit(STRIPE_BIT_DELAY, &sh->batch_head->state) && - sh->batch_head->bm_seq > seq) + sh->batch_head->bm_seq - seq > 0) seq = sh->batch_head->bm_seq; set_bit(STRIPE_BIT_DELAY, &sh->batch_head->state); sh->batch_head->bm_seq = seq; -- 2.53.0