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| author | Ingo Molnar <mingo@elte.hu> | 2009-03-23 10:07:49 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-23 10:07:49 +0100 |
| commit | b3e3b302cf6dc8d60b67f0e84d1fa5648889c038 (patch) | |
| tree | 3f6150291664b4c62e328f6b1dcff79b54db612a /drivers/md/dm-io.c | |
| parent | a6bc3262c561780d2a6587aa3d5715b1e7d8fa13 (diff) | |
| parent | 59fcbddaff6f862cc1584b488866d9c4a5579085 (diff) | |
Merge branches 'irq/sparseirq' and 'linus' into irq/core
Diffstat (limited to 'drivers/md/dm-io.c')
| -rw-r--r-- | drivers/md/dm-io.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c index f14813be4ef..36e2b5e46a6 100644 --- a/drivers/md/dm-io.c +++ b/drivers/md/dm-io.c @@ -292,6 +292,8 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where, (PAGE_SIZE >> SECTOR_SHIFT)); num_bvecs = 1 + min_t(int, bio_get_nr_vecs(where->bdev), num_bvecs); + if (unlikely(num_bvecs > BIO_MAX_PAGES)) + num_bvecs = BIO_MAX_PAGES; bio = bio_alloc_bioset(GFP_NOIO, num_bvecs, io->client->bios); bio->bi_sector = where->sector + (where->count - remaining); bio->bi_bdev = where->bdev; |