Re: [PATCH v3 22/25] ocfs2: Change how dentry's d_lock field is accessed

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On Wed, Jul 03, 2013 at 04:22:02PM -0400, Waiman Long wrote:
> Because of the changes made in dcache.h header file, files that
> use the d_lock field of the dentry structure need to be changed
> accordingly. All the d_lock's spin_lock() and spin_unlock() calls
> are replaced by the corresponding d_lock() and d_unlock() calls.
> There is no change in logic and everything should just work.
> 
> Signed-off-by: Waiman Long <Waiman.Long@xxxxxx>

This looks reasonable, but I'll wait for the followup from Linus' review.

Joel

> ---
>  fs/ocfs2/dcache.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
> index ef99972..4f72906 100644
> --- a/fs/ocfs2/dcache.c
> +++ b/fs/ocfs2/dcache.c
> @@ -173,17 +173,17 @@ struct dentry *ocfs2_find_local_alias(struct inode *inode,
>  
>  	spin_lock(&inode->i_lock);
>  	hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
> -		spin_lock(&dentry->d_lock);
> +		d_lock(dentry);
>  		if (ocfs2_match_dentry(dentry, parent_blkno, skip_unhashed)) {
>  			trace_ocfs2_find_local_alias(dentry->d_name.len,
>  						     dentry->d_name.name);
>  
>  			dget_dlock(dentry);
> -			spin_unlock(&dentry->d_lock);
> +			d_unlock(dentry);
>  			spin_unlock(&inode->i_lock);
>  			return dentry;
>  		}
> -		spin_unlock(&dentry->d_lock);
> +		d_unlock(dentry);
>  	}
>  	spin_unlock(&inode->i_lock);
>  	return NULL;
> -- 
> 1.7.1
> 

-- 

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			http://www.jlbec.org/
			jlbec@xxxxxxxxxxxx
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