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| author | Kent Overstreet <koverstreet@google.com> | 2013-04-21 00:26:31 +0200 |
|---|---|---|
| committer | Kent Overstreet <koverstreet@google.com> | 2013-04-21 02:57:41 +0200 |
| commit | bca97adaf522dff0e9ccf2c3f4150a1a7378932a (patch) | |
| tree | bc9676fa2371d7fe98bc83d4d11dbc17dc38feaf /drivers/md/bcache/io.c | |
| parent | bcache: Set ra_pages based on backing device's ra_pages (diff) | |
| download | linux-bca97adaf522dff0e9ccf2c3f4150a1a7378932a.tar.xz linux-bca97adaf522dff0e9ccf2c3f4150a1a7378932a.zip | |
bcache: Hack around stuff that clones up to bi_max_vecs
Signed-off-by: Kent Overstreet <koverstreet@google.com>
Diffstat (limited to 'drivers/md/bcache/io.c')
| -rw-r--r-- | drivers/md/bcache/io.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/md/bcache/io.c b/drivers/md/bcache/io.c index f565512f6fac..b4c0e28a7cd1 100644 --- a/drivers/md/bcache/io.c +++ b/drivers/md/bcache/io.c @@ -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); } |