From: Wanpeng Li <liwanp@linux.vnet.ibm.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: akpm@linux-foundation.org, iamjoonsoo.kim@lge.com,
rientjes@google.com, zhangyanfei@cn.fujitsu.com,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [RESEND PATCH v5 1/4] mm/vmalloc: don't set area->caller twice
Date: Tue, 17 Sep 2013 07:29:41 +0800 [thread overview]
Message-ID: <20130916232941.GC3241@hacker.(null)> (raw)
In-Reply-To: <5237617F.6010107@jp.fujitsu.com>
Hi KOSAKI,
On Mon, Sep 16, 2013 at 03:52:31PM -0400, KOSAKI Motohiro wrote:
>On 9/14/2013 7:45 PM, Wanpeng Li wrote:
>> Changelog:
>> *v1 -> v2: rebase against mmotm tree
>>
>> The caller address has already been set in set_vmalloc_vm(), there's no need
>
> setup_vmalloc_vm()
>
Thanks.
>> to set it again in __vmalloc_area_node.
>>
>> Reviewed-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
>> Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
>> ---
>> mm/vmalloc.c | 1 -
>> 1 file changed, 1 deletion(-)
>>
>> diff --git a/mm/vmalloc.c b/mm/vmalloc.c
>> index 1074543..d78d117 100644
>> --- a/mm/vmalloc.c
>> +++ b/mm/vmalloc.c
>> @@ -1566,7 +1566,6 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
>> pages = kmalloc_node(array_size, nested_gfp, node);
>> }
>> area->pages = pages;
>> - area->caller = caller;
>> if (!area->pages) {
>> remove_vm_area(area->addr);
>> kfree(area);
>
>Then, __vmalloc_area_node() no longer need "caller" argument. It can use area->caller instead.
>
Thanks for pointing out, I will update it in next version.
Regards,
Wanpeng Li
>
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next prev parent reply other threads:[~2013-09-16 23:29 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-14 23:45 [RESEND PATCH v5 1/4] mm/vmalloc: don't set area->caller twice Wanpeng Li
2013-09-14 23:45 ` [RESEND PATCH v5 2/4] mm/vmalloc: revert "mm/vmalloc.c: emit the failure message before return" Wanpeng Li
2013-09-16 20:15 ` KOSAKI Motohiro
2013-09-16 23:41 ` Wanpeng Li
2013-09-16 23:41 ` Wanpeng Li
[not found] ` <5237971b.4c19310a.2b36.7d41SMTPIN_ADDED_BROKEN@mx.google.com>
2013-09-17 5:39 ` KOSAKI Motohiro
2013-09-17 6:28 ` Wanpeng Li
2013-09-17 6:28 ` Wanpeng Li
2013-09-14 23:45 ` [RESEND PATCH v5 3/4] mm/vmalloc: revert "mm/vmalloc.c: check VM_UNINITIALIZED flag in s_show instead of show_numa_info" Wanpeng Li
2013-09-16 21:23 ` KOSAKI Motohiro
2013-09-17 0:18 ` Wanpeng Li
2013-09-17 0:18 ` Wanpeng Li
[not found] ` <52379fe8.c250e00a.63fd.ffff8ccdSMTPIN_ADDED_BROKEN@mx.google.com>
2013-09-17 5:44 ` KOSAKI Motohiro
2013-09-17 6:06 ` Wanpeng Li
2013-09-17 6:06 ` Wanpeng Li
2013-09-14 23:45 ` [RESEND PATCH v5 4/4] mm/vmalloc: fix show vmap_area information race with vmap_area tear down Wanpeng Li
2013-09-16 21:27 ` KOSAKI Motohiro
2013-09-16 23:25 ` Wanpeng Li
2013-09-16 23:25 ` Wanpeng Li
2013-09-16 19:52 ` [RESEND PATCH v5 1/4] mm/vmalloc: don't set area->caller twice KOSAKI Motohiro
2013-09-16 23:29 ` Wanpeng Li [this message]
2013-09-16 23:29 ` Wanpeng Li
[not found] ` <5237946f.4815440a.094e.ffff8c29SMTPIN_ADDED_BROKEN@mx.google.com>
2013-09-23 23:18 ` Andrew Morton
2013-09-24 0:01 ` Wanpeng Li
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