Re: [PATCH 1/4] Cache xattr security drop check for write v2

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On Tue, May 31, 2011 at 09:07:50PM +0100, Al Viro wrote:
> On Tue, May 31, 2011 at 07:42:26PM +0100, Steven Whitehouse wrote:
> 
> > Yes, it should test for xattr too,
> 
> Frankly, I suspect that the sanest way to handle that is this:
> 	* new superblock flag - MS_NOSEC
> 	* S_NOSEC is never set unless we have MS_NOSEC
> 	* mount_bdev() sets it before calling fill_super callback.
> 	* ocfs2 and fuse *clear* it in their fill_super

gfs2 needs to clear it too (unless Steven's updated patch goes in too)
Steven?

> 	* btrfs manually sets it in its ->mount()

Looks good. I haven't test it so far though.

Acked-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>

-Andi

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