linux-kernel - Re: [patch 1/6] mmu

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Message-ID: <Pine.LNX.4.64.0801281405250.13963@schroedinger.engr.sgi.com>
Date:	Mon, 28 Jan 2008 14:06:10 -0800 (PST)
From:	Christoph Lameter <clameter@....com>
To:	Andrea Arcangeli <andrea@...ranet.com>
cc:	Robin Holt <holt@....com>, Avi Kivity <avi@...ranet.com>,
	Izik Eidus <izike@...ranet.com>, Nick Piggin <npiggin@...e.de>,
	kvm-devel@...ts.sourceforge.net,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>, steiner@....com,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	daniel.blueman@...drics.com, Hugh Dickins <hugh@...itas.com>
Subject: Re: [patch 1/6] mmu_notifier: Core code

mmu core: Need to use hlist_del

Wrong type of list del in mmu_notifier_release()

Signed-off-by: Christoph Lameter <clameter@....com>

---
 mm/mmu_notifier.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6/mm/mmu_notifier.c
===================================================================
--- linux-2.6.orig/mm/mmu_notifier.c	2008-01-28 14:02:18.000000000 -0800
+++ linux-2.6/mm/mmu_notifier.c	2008-01-28 14:02:30.000000000 -0800
@@ -23,7 +23,7 @@ void mmu_notifier_release(struct mm_stru
 					  &mm->mmu_notifier.head, hlist) {
 			if (mn->ops->release)
 				mn->ops->release(mn, mm);
-			hlist_del(&mn->hlist);
+			hlist_del_rcu(&mn->hlist);
 		}
 		rcu_read_unlock();
 		synchronize_rcu();

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