On Mon, 7 Jan 2013, Andrew Morton wrote:
> ---
> a/mm/compaction.c~mm-compaction-fix-echo-1-compact_memory-return-error-issue-fix
> +++ a/mm/compaction.c
> @@ -1150,7 +1150,7 @@ unsigned long try_to_compact_pages(struc
>
>
> /* Compact all zones within a node */
> -static int
On Sun, 6 Jan 2013, Jason Liu wrote:
> when run the folloing command under shell, it will return error
> sh/$ echo 1 > /proc/sys/vm/compact_memory
> sh/$ sh: write error: Bad address
>
> After strace, I found the following log:
> ...
> write(1, "1\n", 2) = 3
> write(1, "",
On Mon, 7 Jan 2013 13:57:21 +
Mel Gorman wrote:
> On Sun, Jan 06, 2013 at 03:44:33PM +0800, Jason Liu wrote:
> > when run the folloing command under shell, it will return error
> > sh/$ echo 1 > /proc/sys/vm/compact_memory
> > sh/$ sh: write error: Bad address
> >
> > After strace, I found
On Sun, Jan 06, 2013 at 03:44:33PM +0800, Jason Liu wrote:
> when run the folloing command under shell, it will return error
> sh/$ echo 1 > /proc/sys/vm/compact_memory
> sh/$ sh: write error: Bad address
>
> After strace, I found the following log:
> ...
> write(1, "1\n", 2) = 3
>
On Sun, Jan 06, 2013 at 03:44:33PM +0800, Jason Liu wrote:
when run the folloing command under shell, it will return error
sh/$ echo 1 /proc/sys/vm/compact_memory
sh/$ sh: write error: Bad address
After strace, I found the following log:
...
write(1, 1\n, 2) = 3
write(1, ,
On Mon, 7 Jan 2013 13:57:21 +
Mel Gorman mgor...@suse.de wrote:
On Sun, Jan 06, 2013 at 03:44:33PM +0800, Jason Liu wrote:
when run the folloing command under shell, it will return error
sh/$ echo 1 /proc/sys/vm/compact_memory
sh/$ sh: write error: Bad address
After strace, I
On Sun, 6 Jan 2013, Jason Liu wrote:
when run the folloing command under shell, it will return error
sh/$ echo 1 /proc/sys/vm/compact_memory
sh/$ sh: write error: Bad address
After strace, I found the following log:
...
write(1, 1\n, 2) = 3
write(1, , 4294967295) =
On Mon, 7 Jan 2013, Andrew Morton wrote:
---
a/mm/compaction.c~mm-compaction-fix-echo-1-compact_memory-return-error-issue-fix
+++ a/mm/compaction.c
@@ -1150,7 +1150,7 @@ unsigned long try_to_compact_pages(struc
/* Compact all zones within a node */
-static int
On Sun, Jan 06 2013, Simon Jeons wrote:
>> >write(1, "1\n", 2) = 3
>> Here it tells it.
> On Sun, 2013-01-06 at 08:48 +, Liu Hui-R64343 wrote:
> Why this value trouble you?
Because write() is supposed to return the number of bytes successfully
written.
--
Best
hir...@jp.fujitsu.com; linux...@kvack.org
>Subject: Re: [PATCH] mm: compaction: fix echo 1 > compact_memory return
>error issue
>
>On Sun, 2013-01-06 at 08:48 +, Liu Hui-R64343 wrote:
>> >-Original Message-
>> >From: Wanpeng Li [mailto:liw...@linux.vn
pm@linux-
> >foundation.org; r...@redhat.com; minc...@kernel.org;
> >kamezawa.hir...@jp.fujitsu.com; linux...@kvack.org
> >Subject: Re: [PATCH] mm: compaction: fix echo 1 > compact_memory return
> >error issue
> >
> >On Sun, Jan 06, 2013 at 08:11:58AM +, Liu Hu
jp.fujitsu.com; linux...@kvack.org
>Subject: Re: [PATCH] mm: compaction: fix echo 1 > compact_memory return
>error issue
>
>On Sun, Jan 06, 2013 at 08:11:58AM +, Liu Hui-R64343 wrote:
>>>-Original Message-
>>>From: Wanpeng Li [mailto:liw...@linux.v
jp.fujitsu.com; linux...@kvack.org
>Subject: Re: [PATCH] mm: compaction: fix echo 1 > compact_memory return
>error issue
>
>On Sun, Jan 06, 2013 at 03:44:33PM +0800, Jason Liu wrote:
>
>Hi Jason,
>
>>when run the folloing command under shell, it will return error sh/$
&g
...@kvack.org
Subject: Re: [PATCH] mm: compaction: fix echo 1 compact_memory return
error issue
On Sun, Jan 06, 2013 at 03:44:33PM +0800, Jason Liu wrote:
Hi Jason,
when run the folloing command under shell, it will return error sh/$
echo 1 /proc/sys/vm/compact_memory sh/$ sh: write error: Bad address
...@kvack.org
Subject: Re: [PATCH] mm: compaction: fix echo 1 compact_memory return
error issue
On Sun, Jan 06, 2013 at 08:11:58AM +, Liu Hui-R64343 wrote:
-Original Message-
From: Wanpeng Li [mailto:liw...@linux.vnet.ibm.com]
Sent: Sunday, January 06, 2013 4:00 PM
To: Liu Hui-R64343
Cc: linux
; minc...@kernel.org;
kamezawa.hir...@jp.fujitsu.com; linux...@kvack.org
Subject: Re: [PATCH] mm: compaction: fix echo 1 compact_memory return
error issue
On Sun, Jan 06, 2013 at 08:11:58AM +, Liu Hui-R64343 wrote:
-Original Message-
From: Wanpeng Li [mailto:liw
...@kvack.org
Subject: Re: [PATCH] mm: compaction: fix echo 1 compact_memory return
error issue
On Sun, 2013-01-06 at 08:48 +, Liu Hui-R64343 wrote:
-Original Message-
From: Wanpeng Li [mailto:liw...@linux.vnet.ibm.com]
Sent: Sunday, January 06, 2013 4:46 PM
To: Liu Hui-R64343
Cc
On Sun, Jan 06 2013, Simon Jeons wrote:
write(1, 1\n, 2) = 3
Here it tells it.
On Sun, 2013-01-06 at 08:48 +, Liu Hui-R64343 wrote:
Why this value trouble you?
Because write() is supposed to return the number of bytes successfully
written.
--
Best regards,
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