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| author | Chandan Rajendra <chandan@linux.vnet.ibm.com> | 2016-01-21 10:25:53 (GMT) |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-02-01 18:23:47 (GMT) |
| commit | 2e78c927d79333f299a8ac81c2fd2952caeef335 (patch) | |
| tree | 799c374c0275022c371b58e47309676069d71be4 /fs/btrfs/ctree.h | |
| parent | e410e34fad913dd568ec28d2a9949694324c14db (diff) | |
| download | linux-2e78c927d79333f299a8ac81c2fd2952caeef335.tar.xz | |
Btrfs: __btrfs_buffered_write: Reserve/release extents aligned to block size
Currently, the code reserves/releases extents in multiples of PAGE_CACHE_SIZE
units. Fix this by doing reservation/releases in block size units.
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index a949664..ffb3617 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -2353,6 +2353,9 @@ struct btrfs_map_token { unsigned long offset; }; +#define BTRFS_BYTES_TO_BLKS(fs_info, bytes) \ + ((bytes) >> (fs_info)->sb->s_blocksize_bits) + static inline void btrfs_init_map_token (struct btrfs_map_token *token) { token->kaddr = NULL; |