diff options
| author |   Christoph Hellwig <hch@lst.de> | 2021-01-26 15:33:08 +0100 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-01-26 08:50:01 -0700 |
| commit | 46bbf653a67a36989a55dbb894c8b94c5ecb2858 (patch) | |
| tree | b6951d795c88d5e0a82c265db6005e2609b1feb7 /block/bio.c | |
| parent | bcache: use bio_set_dev to assign ->bi_bdev (diff) | |
| download | linux-dev-46bbf653a67a36989a55dbb894c8b94c5ecb2858.tar.xz linux-dev-46bbf653a67a36989a55dbb894c8b94c5ecb2858.zip | |
block: inherit BIO_REMAPPED when cloning bios
Cloned bios are can be used to on the same device, in which case we need
to inherit the BIO_REMAPPED flag to avoid a double partition remap. When
the cloned bios are used on another device, bio_set_dev will clear the flag.
Fixes: 309dca309fc3 ("block: store a block_device pointer in struct bio")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/bio.c')
| -rw-r--r-- | block/bio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/bio.c b/block/bio.c index 99040a7e6656..dfd7740a3230 100644 --- a/block/bio.c +++ b/block/bio.c @@ -666,6 +666,8 @@ void __bio_clone_fast(struct bio *bio, struct bio *bio_src) bio_set_flag(bio, BIO_CLONED); if (bio_flagged(bio_src, BIO_THROTTLED)) bio_set_flag(bio, BIO_THROTTLED); + if (bio_flagged(bio_src, BIO_REMAPPED)) + bio_set_flag(bio, BIO_REMAPPED); bio->bi_opf = bio_src->bi_opf; bio->bi_ioprio = bio_src->bi_ioprio; bio->bi_write_hint = bio_src->bi_write_hint; |