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authorChristoph Hellwig <hch@lst.de>2021-01-26 15:33:08 +0100
committerJens Axboe <axboe@kernel.dk>2021-01-26 08:50:01 -0700
commit46bbf653a67a36989a55dbb894c8b94c5ecb2858 (patch)
treeb6951d795c88d5e0a82c265db6005e2609b1feb7 /block/bio.c
parentf65b95fe0cedc1be2ec33a2892ee43fae0408719 (diff)
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.c2
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;