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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-19 17:02:01 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-19 17:02:01 -0700 |
| commit | 10ce3cc919f50c2043b41ca968b43c26a3672600 (patch) | |
| tree | ea409366a5208aced495bc0516a08b81fd43222e /fs/bio.c | |
| parent | Input: wacom - fix physical size calculation for 3rd-gen Bamboo (diff) | |
| parent | Input: ili210x - add support for Ilitek ILI210x based touchscreens (diff) | |
| download | linux-dev-10ce3cc919f50c2043b41ca968b43c26a3672600.tar.xz linux-dev-10ce3cc919f50c2043b41ca968b43c26a3672600.zip | |
Merge branch 'next' into for-linus
Diffstat (limited to 'fs/bio.c')
| -rw-r--r-- | fs/bio.c | 10 |
1 files changed, 3 insertions, 7 deletions
@@ -505,13 +505,9 @@ EXPORT_SYMBOL(bio_clone); int bio_get_nr_vecs(struct block_device *bdev) { struct request_queue *q = bdev_get_queue(bdev); - int nr_pages; - - nr_pages = ((queue_max_sectors(q) << 9) + PAGE_SIZE - 1) >> PAGE_SHIFT; - if (nr_pages > queue_max_segments(q)) - nr_pages = queue_max_segments(q); - - return nr_pages; + return min_t(unsigned, + queue_max_segments(q), + queue_max_sectors(q) / (PAGE_SIZE >> 9) + 1); } EXPORT_SYMBOL(bio_get_nr_vecs); |