From: Shaohua Li <shaohua.li@intel.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm <linux-mm@kvack.org>,
lkml <linux-kernel@vger.kernel.org>,
Rik van Riel <riel@redhat.com>, Hugh Dickins <hughd@google.com>
Subject: [PATCH]mmap: add alignment for some variables
Date: Mon, 28 Mar 2011 09:58:56 +0800 [thread overview]
Message-ID: <1301277536.3981.27.camel@sli10-conroe> (raw)
Make some variables have correct alignment.
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
---
mm/mmap.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
Index: linux/mm/mmap.c
===================================================================
--- linux.orig/mm/mmap.c 2011-03-24 10:59:39.000000000 +0800
+++ linux/mm/mmap.c 2011-03-24 10:59:42.000000000 +0800
@@ -84,10 +84,10 @@ pgprot_t vm_get_page_prot(unsigned long
}
EXPORT_SYMBOL(vm_get_page_prot);
-int sysctl_overcommit_memory = OVERCOMMIT_GUESS; /* heuristic overcommit */
-int sysctl_overcommit_ratio = 50; /* default is 50% */
+int sysctl_overcommit_memory __read_mostly = OVERCOMMIT_GUESS; /* heuristic overcommit */
+int sysctl_overcommit_ratio __read_mostly = 50; /* default is 50% */
int sysctl_max_map_count __read_mostly = DEFAULT_MAX_MAP_COUNT;
-struct percpu_counter vm_committed_as;
+struct percpu_counter vm_committed_as ____cacheline_internodealigned_in_smp;
/*
* Check that a process has enough memory to allocate a new virtual
--
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next reply other threads:[~2011-03-28 2:03 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-28 1:58 Shaohua Li [this message]
2011-03-28 16:55 ` [PATCH]mmap: add alignment for some variables Andi Kleen
2011-03-29 0:54 ` Shaohua Li
2011-03-29 22:24 ` Andrew Morton
2011-03-29 22:38 ` Christoph Lameter
2011-03-30 1:01 ` Shaohua Li
2011-03-30 1:06 ` Andrew Morton
2011-03-30 1:17 ` Shaohua Li
2011-03-30 1:25 ` Andrew Morton
2011-03-30 1:36 ` Shaohua Li
2011-03-30 1:41 ` Andrew Morton
2011-03-30 1:54 ` Shaohua Li
2011-03-30 2:10 ` Andrew Morton
2011-03-30 2:35 ` Shaohua Li
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