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* [PATCH] btrfs-progs: free-space-cache: Don't panic when free space cache is corrupted
@ 2018-07-01  2:45 Qu Wenruo
  2018-07-02  7:40 ` Nikolay Borisov
  2018-07-02 22:20 ` David Sterba
  0 siblings, 2 replies; 3+ messages in thread
From: Qu Wenruo @ 2018-07-01  2:45 UTC (permalink / raw)
  To: linux-btrfs

In btrfs_add_free_space(), if the free space to be added is already
here, we trigger ASSERT() which is just another BUG_ON().

Let's remove such BUG_ON() at all.

Reported-by: Lewis Diamond <me@lewisdiamond.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
---
 free-space-cache.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/free-space-cache.c b/free-space-cache.c
index 9b83a71ca59a..2ef2d307cc5d 100644
--- a/free-space-cache.c
+++ b/free-space-cache.c
@@ -838,10 +838,8 @@ int btrfs_add_free_space(struct btrfs_free_space_ctl *ctl, u64 offset,
 	try_merge_free_space(ctl, info);
 
 	ret = link_free_space(ctl, info);
-	if (ret) {
+	if (ret)
 		printk(KERN_CRIT "btrfs: unable to add free space :%d\n", ret);
-		BUG_ON(ret == -EEXIST);
-	}
 
 	return ret;
 }
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] btrfs-progs: free-space-cache: Don't panic when free space cache is corrupted
  2018-07-01  2:45 [PATCH] btrfs-progs: free-space-cache: Don't panic when free space cache is corrupted Qu Wenruo
@ 2018-07-02  7:40 ` Nikolay Borisov
  2018-07-02 22:20 ` David Sterba
  1 sibling, 0 replies; 3+ messages in thread
From: Nikolay Borisov @ 2018-07-02  7:40 UTC (permalink / raw)
  To: Qu Wenruo, linux-btrfs



On  1.07.2018 05:45, Qu Wenruo wrote:
> In btrfs_add_free_space(), if the free space to be added is already
> here, we trigger ASSERT() which is just another BUG_ON().
> 
> Let's remove such BUG_ON() at all.
> 
> Reported-by: Lewis Diamond <me@lewisdiamond.com>
> Signed-off-by: Qu Wenruo <wqu@suse.com>

Reviewed-by: Nikolay Borisov <nborisov@suse.com>

> ---
>  free-space-cache.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/free-space-cache.c b/free-space-cache.c
> index 9b83a71ca59a..2ef2d307cc5d 100644
> --- a/free-space-cache.c
> +++ b/free-space-cache.c
> @@ -838,10 +838,8 @@ int btrfs_add_free_space(struct btrfs_free_space_ctl *ctl, u64 offset,
>  	try_merge_free_space(ctl, info);
>  
>  	ret = link_free_space(ctl, info);
> -	if (ret) {
> +	if (ret)
>  		printk(KERN_CRIT "btrfs: unable to add free space :%d\n", ret);
> -		BUG_ON(ret == -EEXIST);
> -	}
>  
>  	return ret;
>  }
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] btrfs-progs: free-space-cache: Don't panic when free space cache is corrupted
  2018-07-01  2:45 [PATCH] btrfs-progs: free-space-cache: Don't panic when free space cache is corrupted Qu Wenruo
  2018-07-02  7:40 ` Nikolay Borisov
@ 2018-07-02 22:20 ` David Sterba
  1 sibling, 0 replies; 3+ messages in thread
From: David Sterba @ 2018-07-02 22:20 UTC (permalink / raw)
  To: Qu Wenruo; +Cc: linux-btrfs

On Sun, Jul 01, 2018 at 10:45:26AM +0800, Qu Wenruo wrote:
> In btrfs_add_free_space(), if the free space to be added is already
> here, we trigger ASSERT() which is just another BUG_ON().
> 
> Let's remove such BUG_ON() at all.
> 
> Reported-by: Lewis Diamond <me@lewisdiamond.com>
> Signed-off-by: Qu Wenruo <wqu@suse.com>

Applied, thanks.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2018-07-02 22:20 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2018-07-01  2:45 [PATCH] btrfs-progs: free-space-cache: Don't panic when free space cache is corrupted Qu Wenruo
2018-07-02  7:40 ` Nikolay Borisov
2018-07-02 22:20 ` David Sterba

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