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block: improve the error message from bio_check_eod

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Print the start sector and length separately instead of the combined
value to help with debugging.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Link: https://lore.kernel.org/r/20220504143355.568660-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-05-04 07:33:55 -07:00 committed by Jens Axboe
parent 7ecc56c62b
commit 069adbac2c
1 changed files with 3 additions and 4 deletions
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7
block/blk-core.c
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@ -592,10 +592,9 @@ static inline int bio_check_eod(struct bio *bio)
(nr_sectors > maxsector || (nr_sectors > maxsector ||
bio->bi_iter.bi_sector > maxsector - nr_sectors)) { bio->bi_iter.bi_sector > maxsector - nr_sectors)) {
pr_info_ratelimited("%s: attempt to access beyond end of device\n" pr_info_ratelimited("%s: attempt to access beyond end of device\n"
"%pg: rw=%d, want=%llu, limit=%llu\n", "%pg: rw=%d, sector=%llu, nr_sectors = %u limit=%llu\n",
current->comm, current->comm, bio->bi_bdev, bio->bi_opf,
bio->bi_bdev, bio->bi_opf, bio->bi_iter.bi_sector, nr_sectors, maxsector);
bio_end_sector(bio), maxsector);
return -EIO; return -EIO;
} }
return 0; return 0;