Commit 21e75ffe authored by Jeff Mahoney's avatar Jeff Mahoney Committed by David Sterba

btrfs: btrfs_truncate_free_space_cache always allocates path

btrfs_truncate_free_space_cache always allocates a btrfs_path structure
but only uses it when the caller passes a block group.  Let's move the
allocation and free into the conditional.
Signed-off-by: default avatarJeff Mahoney <jeffm@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 77ab86bf
......@@ -232,15 +232,15 @@ int btrfs_truncate_free_space_cache(struct btrfs_trans_handle *trans,
{
struct btrfs_root *root = BTRFS_I(inode)->root;
int ret = 0;
struct btrfs_path *path = btrfs_alloc_path();
bool locked = false;
if (block_group) {
struct btrfs_path *path = btrfs_alloc_path();
if (!path) {
ret = -ENOMEM;
goto fail;
}
if (block_group) {
locked = true;
mutex_lock(&trans->transaction->cache_write_mutex);
if (!list_empty(&block_group->io_list)) {
......@@ -257,8 +257,8 @@ int btrfs_truncate_free_space_cache(struct btrfs_trans_handle *trans,
spin_lock(&block_group->lock);
block_group->disk_cache_state = BTRFS_DC_CLEAR;
spin_unlock(&block_group->lock);
}
btrfs_free_path(path);
}
btrfs_i_size_write(inode, 0);
truncate_pagecache(inode, 0);
......
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