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* [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
@ 2013-07-19  8:24 ` Gu Zheng
  0 siblings, 0 replies; 8+ messages in thread
From: Gu Zheng @ 2013-07-19  8:24 UTC (permalink / raw)
  To: Kim; +Cc: f2fs, linux-kernel

As we remove the target single node, so list_for_each is enought, in order to
clean up, we use list_for_each_entry instead.

Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
---
 fs/f2fs/checkpoint.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 290db04..87f7bc2 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -237,13 +237,12 @@ out:
 
 void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
 {
-	struct list_head *this, *next, *head;
+	struct list_head *head;
 	struct orphan_inode_entry *orphan;
 
 	mutex_lock(&sbi->orphan_inode_mutex);
 	head = &sbi->orphan_inode_list;
-	list_for_each_safe(this, next, head) {
-		orphan = list_entry(this, struct orphan_inode_entry, list);
+	list_for_each_entry(orphan, head, list) {
 		if (orphan->ino == ino) {
 			list_del(&orphan->list);
 			kmem_cache_free(orphan_entry_slab, orphan);
-- 
1.7.7


^ permalink raw reply related	[flat|nested] 8+ messages in thread

* [f2fs-dev] [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
@ 2013-07-19  8:24 ` Gu Zheng
  0 siblings, 0 replies; 8+ messages in thread
From: Gu Zheng @ 2013-07-19  8:24 UTC (permalink / raw)
  To: Kim; +Cc: linux-kernel, f2fs

As we remove the target single node, so list_for_each is enought, in order to
clean up, we use list_for_each_entry instead.

Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
---
 fs/f2fs/checkpoint.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 290db04..87f7bc2 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -237,13 +237,12 @@ out:
 
 void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
 {
-	struct list_head *this, *next, *head;
+	struct list_head *head;
 	struct orphan_inode_entry *orphan;
 
 	mutex_lock(&sbi->orphan_inode_mutex);
 	head = &sbi->orphan_inode_list;
-	list_for_each_safe(this, next, head) {
-		orphan = list_entry(this, struct orphan_inode_entry, list);
+	list_for_each_entry(orphan, head, list) {
 		if (orphan->ino == ino) {
 			list_del(&orphan->list);
 			kmem_cache_free(orphan_entry_slab, orphan);
-- 
1.7.7


------------------------------------------------------------------------------
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^ permalink raw reply related	[flat|nested] 8+ messages in thread

* Re: [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
  2013-07-19  8:24 ` [f2fs-dev] " Gu Zheng
@ 2013-07-22 15:36   ` Nikola Pajkovsky
  -1 siblings, 0 replies; 8+ messages in thread
From: Nikola Pajkovsky @ 2013-07-22 15:36 UTC (permalink / raw)
  To: Gu Zheng; +Cc: Kim, f2fs, linux-kernel

Gu Zheng <guz.fnst@cn.fujitsu.com> writes:

> As we remove the target single node, so list_for_each is enought, in order to
> clean up, we use list_for_each_entry instead.
>
> Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
> ---
>  fs/f2fs/checkpoint.c |    5 ++---
>  1 files changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
> index 290db04..87f7bc2 100644
> --- a/fs/f2fs/checkpoint.c
> +++ b/fs/f2fs/checkpoint.c
> @@ -237,13 +237,12 @@ out:
>  
>  void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
>  {
> -	struct list_head *this, *next, *head;
> +	struct list_head *head;
>  	struct orphan_inode_entry *orphan;
>  
>  	mutex_lock(&sbi->orphan_inode_mutex);
>  	head = &sbi->orphan_inode_list;
> -	list_for_each_safe(this, next, head) {
> -		orphan = list_entry(this, struct orphan_inode_entry, list);
> +	list_for_each_entry(orphan, head, list) {
>  		if (orphan->ino == ino) {
>  			list_del(&orphan->list);
>  			kmem_cache_free(orphan_entry_slab, orphan);

you have meant list_for_each_entry_safe, haven't you?

-- 
Nikola

^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [f2fs-dev] [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
@ 2013-07-22 15:36   ` Nikola Pajkovsky
  0 siblings, 0 replies; 8+ messages in thread
From: Nikola Pajkovsky @ 2013-07-22 15:36 UTC (permalink / raw)
  To: Gu Zheng; +Cc: linux-kernel, f2fs

Gu Zheng <guz.fnst@cn.fujitsu.com> writes:

> As we remove the target single node, so list_for_each is enought, in order to
> clean up, we use list_for_each_entry instead.
>
> Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
> ---
>  fs/f2fs/checkpoint.c |    5 ++---
>  1 files changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
> index 290db04..87f7bc2 100644
> --- a/fs/f2fs/checkpoint.c
> +++ b/fs/f2fs/checkpoint.c
> @@ -237,13 +237,12 @@ out:
>  
>  void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
>  {
> -	struct list_head *this, *next, *head;
> +	struct list_head *head;
>  	struct orphan_inode_entry *orphan;
>  
>  	mutex_lock(&sbi->orphan_inode_mutex);
>  	head = &sbi->orphan_inode_list;
> -	list_for_each_safe(this, next, head) {
> -		orphan = list_entry(this, struct orphan_inode_entry, list);
> +	list_for_each_entry(orphan, head, list) {
>  		if (orphan->ino == ino) {
>  			list_del(&orphan->list);
>  			kmem_cache_free(orphan_entry_slab, orphan);

you have meant list_for_each_entry_safe, haven't you?

-- 
Nikola

------------------------------------------------------------------------------
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^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
  2013-07-22 15:36   ` [f2fs-dev] " Nikola Pajkovsky
@ 2013-07-23  1:06     ` Gu Zheng
  -1 siblings, 0 replies; 8+ messages in thread
From: Gu Zheng @ 2013-07-23  1:06 UTC (permalink / raw)
  To: Nikola Pajkovsky; +Cc: Kim, f2fs, linux-kernel

On 07/22/2013 11:36 PM, Nikola Pajkovsky wrote:

> Gu Zheng <guz.fnst@cn.fujitsu.com> writes:
> 
>> As we remove the target single node, so list_for_each is enought, in order to
>> clean up, we use list_for_each_entry instead.
>>
>> Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
>> ---
>>  fs/f2fs/checkpoint.c |    5 ++---
>>  1 files changed, 2 insertions(+), 3 deletions(-)
>>
>> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
>> index 290db04..87f7bc2 100644
>> --- a/fs/f2fs/checkpoint.c
>> +++ b/fs/f2fs/checkpoint.c
>> @@ -237,13 +237,12 @@ out:
>>  
>>  void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
>>  {
>> -	struct list_head *this, *next, *head;
>> +	struct list_head *head;
>>  	struct orphan_inode_entry *orphan;
>>  
>>  	mutex_lock(&sbi->orphan_inode_mutex);
>>  	head = &sbi->orphan_inode_list;
>> -	list_for_each_safe(this, next, head) {
>> -		orphan = list_entry(this, struct orphan_inode_entry, list);
>> +	list_for_each_entry(orphan, head, list) {
>>  		if (orphan->ino == ino) {
>>  			list_del(&orphan->list);
>>  			kmem_cache_free(orphan_entry_slab, orphan);
> 
> you have meant list_for_each_entry_safe, haven't you?

No that, here list_for_each_entry is suitable, because we delete only one entry.

Thanks,
Gu  

> 



^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [f2fs-dev] [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
@ 2013-07-23  1:06     ` Gu Zheng
  0 siblings, 0 replies; 8+ messages in thread
From: Gu Zheng @ 2013-07-23  1:06 UTC (permalink / raw)
  To: Nikola Pajkovsky; +Cc: linux-kernel, f2fs

On 07/22/2013 11:36 PM, Nikola Pajkovsky wrote:

> Gu Zheng <guz.fnst@cn.fujitsu.com> writes:
> 
>> As we remove the target single node, so list_for_each is enought, in order to
>> clean up, we use list_for_each_entry instead.
>>
>> Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
>> ---
>>  fs/f2fs/checkpoint.c |    5 ++---
>>  1 files changed, 2 insertions(+), 3 deletions(-)
>>
>> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
>> index 290db04..87f7bc2 100644
>> --- a/fs/f2fs/checkpoint.c
>> +++ b/fs/f2fs/checkpoint.c
>> @@ -237,13 +237,12 @@ out:
>>  
>>  void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
>>  {
>> -	struct list_head *this, *next, *head;
>> +	struct list_head *head;
>>  	struct orphan_inode_entry *orphan;
>>  
>>  	mutex_lock(&sbi->orphan_inode_mutex);
>>  	head = &sbi->orphan_inode_list;
>> -	list_for_each_safe(this, next, head) {
>> -		orphan = list_entry(this, struct orphan_inode_entry, list);
>> +	list_for_each_entry(orphan, head, list) {
>>  		if (orphan->ino == ino) {
>>  			list_del(&orphan->list);
>>  			kmem_cache_free(orphan_entry_slab, orphan);
> 
> you have meant list_for_each_entry_safe, haven't you?

No that, here list_for_each_entry is suitable, because we delete only one entry.

Thanks,
Gu  

> 



------------------------------------------------------------------------------
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^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
  2013-07-23  1:06     ` [f2fs-dev] " Gu Zheng
@ 2013-07-23  7:34       ` Nikola Pajkovsky
  -1 siblings, 0 replies; 8+ messages in thread
From: Nikola Pajkovsky @ 2013-07-23  7:34 UTC (permalink / raw)
  To: Gu Zheng; +Cc: Kim, f2fs, linux-kernel

Gu Zheng <guz.fnst@cn.fujitsu.com> writes:

> On 07/22/2013 11:36 PM, Nikola Pajkovsky wrote:
>
>> Gu Zheng <guz.fnst@cn.fujitsu.com> writes:
>> 
>>> As we remove the target single node, so list_for_each is enought, in order to
>>> clean up, we use list_for_each_entry instead.
>>>
>>> Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
>>> ---
>>>  fs/f2fs/checkpoint.c |    5 ++---
>>>  1 files changed, 2 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
>>> index 290db04..87f7bc2 100644
>>> --- a/fs/f2fs/checkpoint.c
>>> +++ b/fs/f2fs/checkpoint.c
>>> @@ -237,13 +237,12 @@ out:
>>>  
>>>  void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
>>>  {
>>> -	struct list_head *this, *next, *head;
>>> +	struct list_head *head;
>>>  	struct orphan_inode_entry *orphan;
>>>  
>>>  	mutex_lock(&sbi->orphan_inode_mutex);
>>>  	head = &sbi->orphan_inode_list;
>>> -	list_for_each_safe(this, next, head) {
>>> -		orphan = list_entry(this, struct orphan_inode_entry, list);
>>> +	list_for_each_entry(orphan, head, list) {
>>>  		if (orphan->ino == ino) {
>>>  			list_del(&orphan->list);
>>>  			kmem_cache_free(orphan_entry_slab, orphan);
>> 
>> you have meant list_for_each_entry_safe, haven't you?
>
> No that, here list_for_each_entry is suitable, because we delete only one entry.

yeah, you're correct.

-- 
Nikola

^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [f2fs-dev] [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode()
@ 2013-07-23  7:34       ` Nikola Pajkovsky
  0 siblings, 0 replies; 8+ messages in thread
From: Nikola Pajkovsky @ 2013-07-23  7:34 UTC (permalink / raw)
  To: Gu Zheng; +Cc: linux-kernel, f2fs

Gu Zheng <guz.fnst@cn.fujitsu.com> writes:

> On 07/22/2013 11:36 PM, Nikola Pajkovsky wrote:
>
>> Gu Zheng <guz.fnst@cn.fujitsu.com> writes:
>> 
>>> As we remove the target single node, so list_for_each is enought, in order to
>>> clean up, we use list_for_each_entry instead.
>>>
>>> Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
>>> ---
>>>  fs/f2fs/checkpoint.c |    5 ++---
>>>  1 files changed, 2 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
>>> index 290db04..87f7bc2 100644
>>> --- a/fs/f2fs/checkpoint.c
>>> +++ b/fs/f2fs/checkpoint.c
>>> @@ -237,13 +237,12 @@ out:
>>>  
>>>  void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
>>>  {
>>> -	struct list_head *this, *next, *head;
>>> +	struct list_head *head;
>>>  	struct orphan_inode_entry *orphan;
>>>  
>>>  	mutex_lock(&sbi->orphan_inode_mutex);
>>>  	head = &sbi->orphan_inode_list;
>>> -	list_for_each_safe(this, next, head) {
>>> -		orphan = list_entry(this, struct orphan_inode_entry, list);
>>> +	list_for_each_entry(orphan, head, list) {
>>>  		if (orphan->ino == ino) {
>>>  			list_del(&orphan->list);
>>>  			kmem_cache_free(orphan_entry_slab, orphan);
>> 
>> you have meant list_for_each_entry_safe, haven't you?
>
> No that, here list_for_each_entry is suitable, because we delete only one entry.

yeah, you're correct.

-- 
Nikola

------------------------------------------------------------------------------
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^ permalink raw reply	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2013-07-23  7:34 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2013-07-19  8:24 [PATCH] f2fs: use list_for_each rather than list_for_each_safe, in remove_orphan_inode() Gu Zheng
2013-07-19  8:24 ` [f2fs-dev] " Gu Zheng
2013-07-22 15:36 ` Nikola Pajkovsky
2013-07-22 15:36   ` [f2fs-dev] " Nikola Pajkovsky
2013-07-23  1:06   ` Gu Zheng
2013-07-23  1:06     ` [f2fs-dev] " Gu Zheng
2013-07-23  7:34     ` Nikola Pajkovsky
2013-07-23  7:34       ` [f2fs-dev] " Nikola Pajkovsky

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