AcoSail/kernel_optimize_test
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btrfs: remove unlikely from NULL checks

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Unlikely is implicit for NULL checks of pointers.

Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba 2014-09-29 19:20:37 +02:00
parent 1d52c78afb
commit 5d99a998f3
2 changed files with 6 additions and 6 deletions
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10
fs/btrfs/async-thread.c
View File

@ -92,7 +92,7 @@ __btrfs_alloc_workqueue(const char *name, int flags, int max_active,
{
struct __btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_NOFS);
if (unlikely(!ret))
if (!ret)
return NULL;
ret->max_active = max_active;
@ -116,7 +116,7 @@ __btrfs_alloc_workqueue(const char *name, int flags, int max_active,
ret->normal_wq = alloc_workqueue("%s-%s", flags,
ret->max_active, "btrfs",
name);
if (unlikely(!ret->normal_wq)) {
if (!ret->normal_wq) {
kfree(ret);
return NULL;
}
@ -138,12 +138,12 @@ struct btrfs_workqueue *btrfs_alloc_workqueue(const char *name,
{
struct btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_NOFS);
if (unlikely(!ret))
if (!ret)
return NULL;
ret->normal = __btrfs_alloc_workqueue(name, flags & ~WQ_HIGHPRI,
max_active, thresh);
if (unlikely(!ret->normal)) {
if (!ret->normal) {
kfree(ret);
return NULL;
}
@ -151,7 +151,7 @@ struct btrfs_workqueue *btrfs_alloc_workqueue(const char *name,
if (flags & WQ_HIGHPRI) {
ret->high = __btrfs_alloc_workqueue(name, flags, max_active,
thresh);
if (unlikely(!ret->high)) {
if (!ret->high) {
__btrfs_destroy_workqueue(ret->normal);
kfree(ret);
return NULL;

2
fs/btrfs/inode.c
View File

@ -9013,7 +9013,7 @@ static int __start_delalloc_inodes(struct btrfs_root *root, int delay_iput,
spin_unlock(&root->delalloc_lock);
work = btrfs_alloc_delalloc_work(inode, 0, delay_iput);
if (unlikely(!work)) {
if (!work) {
if (delay_iput)
btrfs_add_delayed_iput(inode);
else