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block: mark bio_wouldblock_error() bio with BIO_QUIET 

We really don't care about triggering buffer errors for this condition.
This avoids a spew of:

Buffer I/O error on dev sdc, logical block 785929, async page read
Buffer I/O error on dev sdc, logical block 759095, async page read
Buffer I/O error on dev sdc, logical block 766922, async page read
Buffer I/O error on dev sdc, logical block 17659, async page read
Buffer I/O error on dev sdc, logical block 637571, async page read
Buffer I/O error on dev sdc, logical block 39241, async page read
Buffer I/O error on dev sdc, logical block 397241, async page read
Buffer I/O error on dev sdc, logical block 763992, async page read

from -EAGAIN conditions on request allocation for async reads.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2020-06-01 10:02:01 -06:00
parent 4d89e1d112
commit abb30460bd
1 changed files with 1 additions and 0 deletions
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include/linux/bio.h
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@ -417,6 +417,7 @@ static inline void bio_io_error(struct bio *bio)
static inline void bio_wouldblock_error(struct bio *bio)
{
bio_set_flag(bio, BIO_QUIET);
bio->bi_status = BLK_STS_AGAIN;
bio_endio(bio);
}