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author | Chandan Rajendra | 2016-01-21 11:25:53 +0100 |
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committer | David Sterba | 2016-02-01 19:23:47 +0100 |
commit | 2e78c927d79333f299a8ac81c2fd2952caeef335 (patch) | |
tree | 799c374c0275022c371b58e47309676069d71be4 /fs/btrfs/ctree.h | |
parent | Revert "btrfs: synchronize incompat feature bits with sysfs files" (diff) | |
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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 a9496644f47d..ffb3617fad98 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; |