Re: [PATCH] Btrfs: Free free_space item properly in btrfs_trim_block_group()

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Hi,

reviewed, and made sure by the means of a coccinelle script that there
are no other instances of any kmem_cache allocated data being kfreed.

dave

On Wed, Apr 20, 2011 at 04:37:39PM +0800, Li Zefan wrote:
> Since commit dc89e9824464e91fa0b06267864ceabe3186fd8b, we've changed
> to use a specific slab for alocation of free_space items.
> 
> Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
> ---
>  fs/btrfs/free-space-cache.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
> index 11d2e9c..13c29b1 100644
> --- a/fs/btrfs/free-space-cache.c
> +++ b/fs/btrfs/free-space-cache.c
> @@ -2301,7 +2301,7 @@ int btrfs_trim_block_group(struct btrfs_block_group_cache *block_group,
>  			start = entry->offset;
>  			bytes = min(entry->bytes, end - start);
>  			unlink_free_space(block_group, entry);
> -			kfree(entry);
> +			kmem_cache_free(btrfs_free_space_cachep, entry);
>  		}
>  
>  		spin_unlock(&block_group->tree_lock);
> -- 1.7.3.1 
> --
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