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Date:	Mon, 28 Sep 2015 18:51:47 +0200
From:	Andreas Gr├╝nbacher <>
To:	"J. Bruce Fields" <>
Cc:	Andreas Gruenbacher <>,
	Alexander Viro <>,
	"Theodore Ts'o" <>,
	Andreas Dilger <>,
	Jeff Layton <>,
	Trond Myklebust <>,
	Anna Schumaker <>,,
	Linux Kernel Mailing List <>,
	Linux FS-devel Mailing List <>,
	Linux NFS Mailing List <>,
	Linux API Mailing List <>
Subject: Re: [PATCH v8 10/41] richacl: Permission check algorithm

2015-09-28 18:29 GMT+02:00 J. Bruce Fields <>:
> On Mon, Sep 28, 2015 at 06:25:23PM +0200, Andreas Gr├╝nbacher wrote:
>> 2015-09-28 18:08 GMT+02:00 J. Bruce Fields <>:
>> > The above also skips the following group_mask application on any unix
>> > group.
>> Really? How does it do that?
> Sorry, I meant "unix user", not "unix group"!

Indeed, that's a bit tricky. Probably worth changing if just for clarity:

-                       goto entry_matches_owner;
+                       if (uid_eq(current_fsuid(), inode->i_uid))
+                               goto entry_matches_owner;

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