linux-kernel - Re: [PATCH 2/5] SUNRPC: create unix gid cache per network namespace

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Date:	Thu, 19 Jan 2012 11:24:31 -0500
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Stanislav Kinsbursky <skinsbursky@...allels.com>
Cc:	Trond.Myklebust@...app.com, linux-nfs@...r.kernel.org,
	xemul@...allels.com, neilb@...e.de, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, jbottomley@...allels.com,
	davem@...emloft.net, devel@...nvz.org
Subject: Re: [PATCH 2/5] SUNRPC: create unix gid cache per network namespace

On Thu, Jan 19, 2012 at 06:49:14PM +0400, Stanislav Kinsbursky wrote:
> This patch makes unix_gid_cache cache detail allocated and registered per
> network namespace context.
> Thus with this patch unix_gid_cache contents for network namespace "X" are
> controlled from proc file system mount for the same network namespace "X".

I'm confused--this seems half-done.  I see that you're creating the gid
caches dynamically, but there's still this static definition:

>  struct cache_detail unix_gid_cache = {
>  	.owner		= THIS_MODULE,
>  	.hash_size	= GID_HASHMAX,
> -	.hash_table	= gid_table,
>  	.name		= "auth.unix.gid",
>  	.cache_put	= unix_gid_put,
>  	.cache_upcall	= unix_gid_upcall,

And it looks like unix_gid_lookup is still using this static
unix_gid_cache.  Maybe I'm missing something....

--b.
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