Re: [RFC v7 25/41] richacl: Isolate the owner and group classes

[J. Bruce Fields]

On Fri, Sep 25, 2015 at 01:25:41PM +0200, Andreas Gruenbacher wrote:
> Here is another minor improvement that produces deny aces with fewer
> permissions in them and avoids creating unnecessary deny aces in some
> cases.

Looks good.--b.

> 
> Andreas
> 
> ---
>  fs/richacl_compat.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/fs/richacl_compat.c b/fs/richacl_compat.c
> index 2f53394..bc0bcfe 100644
> --- a/fs/richacl_compat.c
> +++ b/fs/richacl_compat.c
> @@ -605,14 +605,13 @@ __richacl_isolate_who(struct richacl_alloc *alloc, struct richace *who,
>  	int n;
>  
>  	/*
> -	 * Compute the permissions already denied to @who.  There are no
> +	 * Compute the permissions already defined for @who.  There are no
>  	 * everyone@ deny aces left in the acl at this stage.
>  	 */
>  	richacl_for_each_entry(ace, acl) {
>  		if (richace_is_inherit_only(ace))
>  			continue;
> -		if (richace_is_same_identifier(acl, ace, who) &&
> -		    richace_is_deny(ace))
> +		if (richace_is_same_identifier(acl, ace, who))
>  			deny &= ~ace->e_mask;
>  	}
>  	if (!deny)
> -- 
> 2.4.3
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