From 06348679c9f69b3b031cf84c1f5f9f2488fc1f7d Mon Sep 17 00:00:00 2001 From: Lukas Czerner Date: Wed, 28 Nov 2012 12:33:22 -0500 Subject: [PATCH] ext4: simple cleanup in fiemap codepath This commit is simple cleanup of fiemap codepath which has not been included in previous commit to make the changes clearer. In this commit we rename cbex variable to newex in ext4_fill_fiemap_extents() because callback is no longer present Signed-off-by: Lukas Czerner Signed-off-by: "Theodore Ts'o" --- fs/ext4/extents.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index fbe7dc284240..56251466750c 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -1967,7 +1967,7 @@ static int ext4_fill_fiemap_extents(struct inode *inode, struct fiemap_extent_info *fieinfo) { struct ext4_ext_path *path = NULL; - struct ext4_ext_cache cbex; + struct ext4_ext_cache newex; struct ext4_extent *ex; ext4_lblk_t next, next_del, start = 0, end = 0; ext4_lblk_t last = block + num; @@ -2042,31 +2042,31 @@ static int ext4_fill_fiemap_extents(struct inode *inode, BUG_ON(end <= start); if (!exists) { - cbex.ec_block = start; - cbex.ec_len = end - start; - cbex.ec_start = 0; + newex.ec_block = start; + newex.ec_len = end - start; + newex.ec_start = 0; } else { - cbex.ec_block = le32_to_cpu(ex->ee_block); - cbex.ec_len = ext4_ext_get_actual_len(ex); - cbex.ec_start = ext4_ext_pblock(ex); + newex.ec_block = le32_to_cpu(ex->ee_block); + newex.ec_len = ext4_ext_get_actual_len(ex); + newex.ec_start = ext4_ext_pblock(ex); if (ext4_ext_is_uninitialized(ex)) flags |= FIEMAP_EXTENT_UNWRITTEN; } /* - * Find delayed extent and update cbex accordingly. We call - * it even in !exists case to find out whether cbex is the + * Find delayed extent and update newex accordingly. We call + * it even in !exists case to find out whether newex is the * last existing extent or not. */ - next_del = ext4_find_delayed_extent(inode, &cbex); + next_del = ext4_find_delayed_extent(inode, &newex); if (!exists && next_del) { exists = 1; flags |= FIEMAP_EXTENT_DELALLOC; } up_read(&EXT4_I(inode)->i_data_sem); - if (unlikely(cbex.ec_len == 0)) { - EXT4_ERROR_INODE(inode, "cbex.ec_len == 0"); + if (unlikely(newex.ec_len == 0)) { + EXT4_ERROR_INODE(inode, "newex.ec_len == 0"); err = -EIO; break; } @@ -2087,9 +2087,9 @@ static int ext4_fill_fiemap_extents(struct inode *inode, if (exists) { err = fiemap_fill_next_extent(fieinfo, - (__u64)cbex.ec_block << blksize_bits, - (__u64)cbex.ec_start << blksize_bits, - (__u64)cbex.ec_len << blksize_bits, + (__u64)newex.ec_block << blksize_bits, + (__u64)newex.ec_start << blksize_bits, + (__u64)newex.ec_len << blksize_bits, flags); if (err < 0) break; @@ -2099,7 +2099,7 @@ static int ext4_fill_fiemap_extents(struct inode *inode, } } - block = cbex.ec_block + cbex.ec_len; + block = newex.ec_block + newex.ec_len; } if (path) { -- GitLab