[PATCH 13/30] selinux: tag avc cache alloc as non-critical

From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Linus Torvalds <torvalds@linux-foundation.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	netdev@vger.kernel.org, trond.myklebust@fys.uio.no,
	Daniel Lezcano <dlezcano@fr.ibm.com>,
	Pekka Enberg <penberg@cs.helsinki.fi>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Neil Brown <neilb@suse.de>
Cc: James Morris <jmorris@namei.org>
Subject: [PATCH 13/30] selinux: tag avc cache alloc as non-critical
Date: Thu, 24 Jul 2008 16:00:55 +0200	[thread overview]
Message-ID: <20080724141530.197474094@chello.nl> (raw)
In-Reply-To: 20080724140042.408642539@chello.nl

[-- Attachment #1: mm-selinux-emergency.patch --]
[-- Type: text/plain, Size: 769 bytes --]

Failing to allocate a cache entry will only harm performance not correctness.
Do not consume valuable reserve pages for something like that.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: James Morris <jmorris@namei.org>
---
 security/selinux/avc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6/security/selinux/avc.c
===================================================================

--- linux-2.6.orig/security/selinux/avc.c
+++ linux-2.6/security/selinux/avc.c
@@ -334,7 +334,7 @@ static struct avc_node *avc_alloc_node(v
 {
 	struct avc_node *node;
 
-	node = kmem_cache_zalloc(avc_node_cachep, GFP_ATOMIC);
+	node = kmem_cache_zalloc(avc_node_cachep, GFP_ATOMIC|__GFP_NOMEMALLOC);
 	if (!node)
 		goto out;
 

-- 

