linux-kernel - [PATCH 6/7] cifs: Don't use PF

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Date:	Tue, 17 Nov 2009 16:22:32 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	kosaki.motohiro@...fujitsu.com, linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Steve French <sfrench@...ba.org>,
	linux-cifs-client@...ts.samba.org, samba-technical@...ts.samba.org
Subject: [PATCH 6/7] cifs: Don't use PF_MEMALLOC


Non MM subsystem must not use PF_MEMALLOC. Memory reclaim need few
memory, anyone must not prevent it. Otherwise the system cause
mysterious hang-up and/or OOM Killer invokation.

Cc: Steve French <sfrench@...ba.org>
Cc: linux-cifs-client@...ts.samba.org
Cc: samba-technical@...ts.samba.org
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
---
 fs/cifs/connect.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 63ea83f..f9b1553 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -337,7 +337,6 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
 	bool isMultiRsp;
 	int reconnect;
 
-	current->flags |= PF_MEMALLOC;
 	cFYI(1, ("Demultiplex PID: %d", task_pid_nr(current)));
 
 	length = atomic_inc_return(&tcpSesAllocCount);
-- 
1.6.2.5



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