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bcache: Hack around stuff that clones up to bi_max_vecs

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Signed-off-by: Kent Overstreet <koverstreet@google.com>
This commit is contained in:
Kent Overstreet 2013-04-20 15:26:31 -07:00
parent 4f0fd955cd
commit bca97adaf5
1 changed files with 9 additions and 0 deletions
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9
drivers/md/bcache/io.c
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@ -38,6 +38,15 @@ static void bch_generic_make_request_hack(struct bio *bio)
bio = clone;
}
/*
* Hack, since drivers that clone bios clone up to bi_max_vecs, but our
* bios might have had more than that (before we split them per device
* limitations).
*
* To be taken out once immutable bvec stuff is in.
*/
bio->bi_max_vecs = bio->bi_vcnt;
generic_make_request(bio);
}