linux-kernel - [trival patch]x86: unmap vdso pages are missed

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Message-ID: <1280476549.10564.2.camel@sli10-desk.sh.intel.com>
Date:	Fri, 30 Jul 2010 15:55:49 +0800
From:	Shaohua Li <shaohua.li@...el.com>
To:	lkml <linux-kernel@...r.kernel.org>
Cc:	Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>
Subject: [trival patch]x86: unmap vdso pages are missed

The memory hasn't been unmapped.

Signed-off-by: Shaohua Li <shaohua.li@...el.com>

diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index ac74869..80f23ed 100644
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -67,6 +67,7 @@ static int __init init_vdso_vars(void)
 	*(typeof(__ ## x) **) var_ref(VDSO64_SYMBOL(vbase, x), #x) = &__ ## x;
 #include "vextern.h"
 #undef VEXTERN
+	vunmap(vbase);
 	return 0;

  oom:

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