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ext4: disable COLLAPSE_RANGE for bigalloc

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Once COLLAPSE RANGE is be disable for ext4 with bigalloc feature till finding
root-cause of problem. It will be enable with fixing that regression of
xfstest(generic 075 and 091) again.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Ashish Sangwan <a.sangwan@samsung.com>
Reviewed-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Namjae Jeon 2014-04-19 16:38:21 -04:00 committed by Theodore Ts'o
parent a8680e0d5e
commit 0a04b24853
1 changed files with 3 additions and 0 deletions
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3
fs/ext4/extents.c
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@ -5406,6 +5406,9 @@ int ext4_collapse_range(struct inode *inode, loff_t offset, loff_t len)
if (!S_ISREG(inode->i_mode))
return -EINVAL;
if (EXT4_SB(inode->i_sb)->s_cluster_ratio > 1)
return -EOPNOTSUPP;
trace_ext4_collapse_range(inode, offset, len);
punch_start = offset >> EXT4_BLOCK_SIZE_BITS(sb);