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| author | David Rientjes <rientjes@google.com> | 2015-09-08 15:00:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-09-08 15:35:28 -0700 |
| commit | 54e9e29132d7caefcad470281cae06ac34a982c8 (patch) | |
| tree | 2c0fc45f174f03f4b38920a463546570325329a7 /mm/oom_kill.c | |
| parent | 6e0fc46dc2152d3e2d25a5d5b640ae3586c247c6 (diff) | |
| download | op-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.c | 5 |
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)) |
