blk-core: use pr_warn_ratelimited() in bio_check_ro()
[ Upstream commit 1b0a151c ] If one of the underlying disks of raid or dm is set to read-only, then each io will generate new log, which will cause message storm. This environment is indeed problematic, however we can't make sure our naive custormer won't do this, hence use pr_warn_ratelimited() to prevent message storm in this case. Signed-off-by:Yu Kuai <yukuai3@huawei.com> Fixes: 57e95e46 ("block: fix and cleanup bio_check_ro") Signed-off-by:
Ye Bin <yebin10@huawei.com> Link: https://lore.kernel.org/r/20231107111247.2157820-1-yukuai1@huaweicloud.com Signed-off-by:
Jens Axboe <axboe@kernel.dk> Signed-off-by:
Sasha Levin <sashal@kernel.org>
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