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| author | Eric Sandeen <sandeen@redhat.com> | 2008-07-11 19:27:31 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-07-11 19:27:31 -0400 |
| commit | 953e622b601f58b7cc0f29fe644457fa40a18456 (patch) | |
| tree | 15fcef3e6489b90aaf92100b096021773ef856df /fs | |
| parent | 47b4a50bebfd34b5e1fa2a9c673c8f31fa231cc1 (diff) | |
| download | linux-3.10-953e622b601f58b7cc0f29fe644457fa40a18456.tar.gz linux-3.10-953e622b601f58b7cc0f29fe644457fa40a18456.tar.bz2 linux-3.10-953e622b601f58b7cc0f29fe644457fa40a18456.zip | |
ext4: use atomic functions to set bh_state
Use the BUFFER_FNS functions (set_buffer_foo) to set buffer
head state atomically instead of nonatomic __set_bit().
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/extents.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 555155d239d..bb36a28f8ff 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -2622,8 +2622,7 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, */ if (allocated > max_blocks) allocated = max_blocks; - /* mark the buffer unwritten */ - __set_bit(BH_Unwritten, &bh_result->b_state); + set_buffer_unwritten(bh_result); goto out2; } @@ -2729,7 +2728,7 @@ outnew: if (extend_disksize && inode->i_size > EXT4_I(inode)->i_disksize) EXT4_I(inode)->i_disksize = inode->i_size; - __set_bit(BH_New, &bh_result->b_state); + set_buffer_new(bh_result); /* Cache only when it is _not_ an uninitialized extent */ if (create != EXT4_CREATE_UNINITIALIZED_EXT) @@ -2739,7 +2738,7 @@ out: if (allocated > max_blocks) allocated = max_blocks; ext4_ext_show_leaf(inode, path); - __set_bit(BH_Mapped, &bh_result->b_state); + set_buffer_mapped(bh_result); bh_result->b_bdev = inode->i_sb->s_bdev; bh_result->b_blocknr = newblock; out2: |