This is a note to let you know that I've just added the patch titled blk-mq: correct stale comment of .get_budget to the 6.2-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: blk-mq-correct-stale-comment-of-.get_budget.patch and it can be found in the queue-6.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 76cf88909c3d920272873688068daee750c38d22 Author: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx> Date: Wed Jan 18 17:37:26 2023 +0800 blk-mq: correct stale comment of .get_budget [ Upstream commit 01542f651a9f58a9b176c3d3dc3eefbacee53b78 ] Commit 88022d7201e96 ("blk-mq: don't handle failure in .get_budget") remove BLK_STS_RESOURCE return value and we only check if we can get the budget from .get_budget() now. Correct stale comment that ".get_budget() returns BLK_STS_NO_RESOURCE" to ".get_budget() fails to get the budget". Fixes: 88022d7201e9 ("blk-mq: don't handle failure in .get_budget") Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx> Reviewed-by: Christoph Hellwig <hch@xxxxxx> Signed-off-by: Jens Axboe <axboe@xxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c index ae40cdb7a383c..06b312c691143 100644 --- a/block/blk-mq-sched.c +++ b/block/blk-mq-sched.c @@ -81,7 +81,7 @@ static bool blk_mq_dispatch_hctx_list(struct list_head *rq_list) /* * Only SCSI implements .get_budget and .put_budget, and SCSI restarts * its queue by itself in its completion handler, so we don't need to - * restart queue if .get_budget() returns BLK_STS_NO_RESOURCE. + * restart queue if .get_budget() fails to get the budget. * * Returns -EAGAIN if hctx->dispatch was found non-empty and run_work has to * be run again. This is necessary to avoid starving flushes. @@ -209,7 +209,7 @@ static struct blk_mq_ctx *blk_mq_next_ctx(struct blk_mq_hw_ctx *hctx, /* * Only SCSI implements .get_budget and .put_budget, and SCSI restarts * its queue by itself in its completion handler, so we don't need to - * restart queue if .get_budget() returns BLK_STS_NO_RESOURCE. + * restart queue if .get_budget() fails to get the budget. * * Returns -EAGAIN if hctx->dispatch was found non-empty and run_work has to * be run again. This is necessary to avoid starving flushes.