Messages in this thread Patch in this message | | | From | Theodore Ts'o <> | Subject | [PATCH 29/52] ext4: use atomic functions to set bh_state | Date | Sat, 5 Jul 2008 13:35:55 -0400 |
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From: Eric Sandeen <sandeen@redhat.com>
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> --- 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 555155d..bb36a28 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: -- 1.5.6.rc3.1.g36b7.dirty
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