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-rw-r--r--mm/oom_kill.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 416637f0e924..77775138e930 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -184,6 +184,7 @@ unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg,
184 const nodemask_t *nodemask, unsigned long totalpages) 184 const nodemask_t *nodemask, unsigned long totalpages)
185{ 185{
186 long points; 186 long points;
187 long adj;
187 188
188 if (oom_unkillable_task(p, memcg, nodemask)) 189 if (oom_unkillable_task(p, memcg, nodemask))
189 return 0; 190 return 0;
@@ -192,7 +193,8 @@ unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg,
192 if (!p) 193 if (!p)
193 return 0; 194 return 0;
194 195
195 if (p->signal->oom_score_adj == OOM_SCORE_ADJ_MIN) { 196 adj = p->signal->oom_score_adj;
197 if (adj == OOM_SCORE_ADJ_MIN) {
196 task_unlock(p); 198 task_unlock(p);
197 return 0; 199 return 0;
198 } 200 }
@@ -210,14 +212,11 @@ unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg,
210 * implementation used by LSMs. 212 * implementation used by LSMs.
211 */ 213 */
212 if (has_capability_noaudit(p, CAP_SYS_ADMIN)) 214 if (has_capability_noaudit(p, CAP_SYS_ADMIN))
213 points -= 30 * totalpages / 1000; 215 adj -= 30;
214 216
215 /* 217 /* Normalize to oom_score_adj units */
216 * /proc/pid/oom_score_adj ranges from -1000 to +1000 such that it may 218 adj *= totalpages / 1000;
217 * either completely disable oom killing or always prefer a certain 219 points += adj;
218 * task.
219 */
220 points += p->signal->oom_score_adj * totalpages / 1000;
221 220
222 /* 221 /*
223 * Never return 0 for an eligible task regardless of the root bonus and 222 * Never return 0 for an eligible task regardless of the root bonus and