RE: echo 1 > /proc/sys/vm/compact_memory -> sh: write error: Bad address

2012-12-27 Thread Liu Hui-R64343
>-Original Message- >From: David Rientjes [mailto:rient...@google.com] >Sent: Friday, December 28, 2012 6:39 AM >To: Liu Hui-R64343 >Cc: Mel Gorman; linux-kernel@vger.kernel.org >Subject: Re: echo 1 > /proc/sys/vm/compact_memory -> sh: write error: Bad >address

Re: echo 1 > /proc/sys/vm/compact_memory -> sh: write error: Bad address

2012-12-27 Thread David Rientjes
On Thu, 27 Dec 2012, Liu Hui-R64343 wrote: > diff --git a/mm/compaction.c b/mm/compaction.c > index c4bc5ac..d3cb27f 100644 > --- a/mm/compaction.c > +++ b/mm/compaction.c > @@ -732,8 +732,10 @@ int sysctl_compact_memory; > int sysctl_compaction_handler(struct ctl_table *table, int write, >

echo 1 > /proc/sys/vm/compact_memory -> sh: write error: Bad address

2012-12-27 Thread Liu Hui-R64343
I met one error when does the following command: sh/$ echo 1 > /proc/sys/vm/compact_memory sh/$ sh: write error: Bad address After using strace, I find the following: ... write(1, "1\n", 2) = 3 write(1, "", 4294967295)= -1 EFAULT (Bad address)

echo 1 /proc/sys/vm/compact_memory - sh: write error: Bad address

2012-12-27 Thread Liu Hui-R64343
I met one error when does the following command: sh/$ echo 1 /proc/sys/vm/compact_memory sh/$ sh: write error: Bad address After using strace, I find the following: ... write(1, 1\n, 2) = 3 write(1, , 4294967295)= -1 EFAULT (Bad address) write(2,

Re: echo 1 /proc/sys/vm/compact_memory - sh: write error: Bad address

2012-12-27 Thread David Rientjes
On Thu, 27 Dec 2012, Liu Hui-R64343 wrote: diff --git a/mm/compaction.c b/mm/compaction.c index c4bc5ac..d3cb27f 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -732,8 +732,10 @@ int sysctl_compact_memory; int sysctl_compaction_handler(struct ctl_table *table, int write,

RE: echo 1 /proc/sys/vm/compact_memory - sh: write error: Bad address

2012-12-27 Thread Liu Hui-R64343
-Original Message- From: David Rientjes [mailto:rient...@google.com] Sent: Friday, December 28, 2012 6:39 AM To: Liu Hui-R64343 Cc: Mel Gorman; linux-kernel@vger.kernel.org Subject: Re: echo 1 /proc/sys/vm/compact_memory - sh: write error: Bad address On Thu, 27 Dec 2012, Liu Hui-R64343