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authorDavid Rientjes <rientjes@google.com>2015-09-08 15:00:39 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-08 15:35:28 -0700
commit54e9e29132d7caefcad470281cae06ac34a982c8 (patch)
tree2c0fc45f174f03f4b38920a463546570325329a7 /mm/oom_kill.c
parent6e0fc46dc2152d3e2d25a5d5b640ae3586c247c6 (diff)
downloadop-kernel-dev-54e9e29132d7caefcad470281cae06ac34a982c8.zip
op-kernel-dev-54e9e29132d7caefcad470281cae06ac34a982c8.tar.gz
mm, oom: pass an oom order of -1 when triggered by sysrq
The force_kill member of struct oom_control isn't needed if an order of -1 is used instead. This is the same as order == -1 in struct compact_control which requires full memory compaction. This patch introduces no functional change. Signed-off-by: David Rientjes <rientjes@google.com> Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> Cc: Michal Hocko <mhocko@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/oom_kill.c')
-rw-r--r--mm/oom_kill.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 80a7cbd..77adc8e 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -265,7 +265,7 @@ enum oom_scan_t oom_scan_process_thread(struct oom_control *oc,
* Don't allow any other task to have access to the reserves.
*/
if (test_tsk_thread_flag(task, TIF_MEMDIE)) {
- if (!oc->force_kill)
+ if (oc->order != -1)
return OOM_SCAN_ABORT;
}
if (!task->mm)
@@ -278,7 +278,7 @@ enum oom_scan_t oom_scan_process_thread(struct oom_control *oc,
if (oom_task_origin(task))
return OOM_SCAN_SELECT;
- if (task_will_free_mem(task) && !oc->force_kill)
+ if (task_will_free_mem(task) && oc->order != -1)
return OOM_SCAN_ABORT;
return OOM_SCAN_OK;
@@ -718,7 +718,6 @@ void pagefault_out_of_memory(void)
.nodemask = NULL,
.gfp_mask = 0,
.order = 0,
- .force_kill = false,
};
if (mem_cgroup_oom_synchronize(true))
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