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Btrfs: don't lookup csums for prealloc extents

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The tree logging stuff was looking up csums to copy over for prealloc
extents which is just work we don't need to be doing.  Thanks,

Signed-off-by: Josef Bacik <jbacik@fusionio.com>
This commit is contained in:
Josef Bacik
2012-09-26 11:07:06 -04:00
committed by Chris Mason
parent e6138876ad
commit 6f1fed7753
1 changed files with 1 additions and 2 deletions
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3
fs/btrfs/tree-log.c
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@@ -3011,8 +3011,7 @@ static noinline int copy_items(struct btrfs_trans_handle *trans,
continue;
found_type = btrfs_file_extent_type(src, extent);
if (found_type == BTRFS_FILE_EXTENT_REG ||
found_type == BTRFS_FILE_EXTENT_PREALLOC) {
if (found_type == BTRFS_FILE_EXTENT_REG) {
u64 ds, dl, cs, cl;
ds = btrfs_file_extent_disk_bytenr(src,
extent);