diff options
| author | Olof Johansson <olof@lixom.net> | 2012-09-16 18:50:30 -0700 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2012-09-16 18:50:30 -0700 |
| commit | d192f93cfca6a0aedbf10fa548d8bc17b86275d6 (patch) | |
| tree | 357a4106ec49747bd78550a79d68f7b6d1f642a3 /fs/logfs/dev_bdev.c | |
| parent | adcb079f28ec08165897e2450a4a60b219274008 (diff) | |
| parent | d5703bd35a4c76b0717ea51e2e8aabce341828a1 (diff) | |
Merge tag 'tegra-for-3.7-maintainers' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra into next/maintainers
* tag 'tegra-for-3.7-maintainers' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra:
MAINTAINERS: tegra: remove Olof/Colin, add device tree files
MAINTAINERS: add defconfig file to TEGRA section
+ sync with 3.6-rc4
Diffstat (limited to 'fs/logfs/dev_bdev.c')
| -rw-r--r-- | fs/logfs/dev_bdev.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c index df0de27c2733..e784a217b500 100644 --- a/fs/logfs/dev_bdev.c +++ b/fs/logfs/dev_bdev.c @@ -26,6 +26,7 @@ static int sync_request(struct page *page, struct block_device *bdev, int rw) struct completion complete; bio_init(&bio); + bio.bi_max_vecs = 1; bio.bi_io_vec = &bio_vec; bio_vec.bv_page = page; bio_vec.bv_len = PAGE_SIZE; @@ -95,12 +96,11 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index, struct address_space *mapping = super->s_mapping_inode->i_mapping; struct bio *bio; struct page *page; - struct request_queue *q = bdev_get_queue(sb->s_bdev); - unsigned int max_pages = queue_max_hw_sectors(q) >> (PAGE_SHIFT - 9); + unsigned int max_pages; int i; - if (max_pages > BIO_MAX_PAGES) - max_pages = BIO_MAX_PAGES; + max_pages = min(nr_pages, (size_t) bio_get_nr_vecs(super->s_bdev)); + bio = bio_alloc(GFP_NOFS, max_pages); BUG_ON(!bio); @@ -190,12 +190,11 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index, { struct logfs_super *super = logfs_super(sb); struct bio *bio; - struct request_queue *q = bdev_get_queue(sb->s_bdev); - unsigned int max_pages = queue_max_hw_sectors(q) >> (PAGE_SHIFT - 9); + unsigned int max_pages; int i; - if (max_pages > BIO_MAX_PAGES) - max_pages = BIO_MAX_PAGES; + max_pages = min(nr_pages, (size_t) bio_get_nr_vecs(super->s_bdev)); + bio = bio_alloc(GFP_NOFS, max_pages); BUG_ON(!bio); |