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btrfs: reserve no transaction units in btrfs_feature_attr_store

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Added in patch "btrfs: add ability to change features via sysfs",
modifications to superblock don't need to reserve metadata blocks when
starting a transaction.

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
David Sterba 2013-11-18 14:24:20 +01:00 committed by Chris Mason
parent 27a0dd61a5
commit 43d87fa231
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/sysfs.c
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@ -150,7 +150,7 @@ static ssize_t btrfs_feature_attr_store(struct kobject *kobj,
btrfs_info(fs_info, "%s %s feature flag", btrfs_info(fs_info, "%s %s feature flag",
val ? "Setting" : "Clearing", fa->kobj_attr.attr.name); val ? "Setting" : "Clearing", fa->kobj_attr.attr.name);
trans = btrfs_start_transaction(fs_info->fs_root, 1); trans = btrfs_start_transaction(fs_info->fs_root, 0);
if (IS_ERR(trans)) if (IS_ERR(trans))
return PTR_ERR(trans); return PTR_ERR(trans);