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SubjectRe: [PATCH 2/2] mm: replace TIF_MEMDIE checks by tsk_is_oom_victim
On Sat 29-07-17 16:33:35, kbuild test robot wrote:
> Hi Michal,
>
> [auto build test ERROR on cgroup/for-next]
> [also build test ERROR on v4.13-rc2 next-20170728]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> url: https://github.com/0day-ci/linux/commits/Michal-Hocko/mm-oom-do-not-rely-on-TIF_MEMDIE-for-memory-reserves-access/20170728-101955
> base: https://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-next
> config: i386-randconfig-c0-07291424 (attached as .config)
> compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=i386
>
> All errors (new ones prefixed by >>):
>
> In file included from include/linux/ioport.h:12:0,
> from include/linux/device.h:16,
> from include/linux/node.h:17,
> from include/linux/cpu.h:16,
> from kernel/cgroup/cpuset.c:25:
> kernel/cgroup/cpuset.c: In function '__cpuset_node_allowed':
> >> include/linux/compiler.h:123:18: error: implicit declaration of function 'tsk_is_oom_victim' [-Werror=implicit-function-declaration]

Thanks for the report. We need this
---
commit 638b5ab1ed275f23b52a71941b66c8966d332cd7
Author: Michal Hocko <mhocko@suse.com>
Date: Mon Jul 31 08:45:53 2017 +0200

fold me

- fix implicit declaration of function 'tsk_is_oom_victim' reported by
0day

Signed-off-by: Michal Hocko <mhocko@suse.com>

diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index 1cc53dff0d94..734ae4fa9775 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -56,6 +56,7 @@
#include <linux/time64.h>
#include <linux/backing-dev.h>
#include <linux/sort.h>
+#include <linux/oom.h>

#include <linux/uaccess.h>
#include <linux/atomic.h>
--
Michal Hocko
SUSE Labs
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