From: "Figo.zhang" <figo1802@gmail.com>
To: lkml <linux-kernel@vger.kernel.org>
Cc: "linux-mm@kvack.org" <linux-mm@kvack.org>,
Andrew Morton <akpm@osdl.org>,
"rientjes@google.com" <rientjes@google.com>
Subject: [PATCH v2]oom-kill: CAP_SYS_RESOURCE should get bonus
Date: Thu, 04 Nov 2010 07:43:24 +0800 [thread overview]
Message-ID: <1288827804.2725.0.camel@localhost.localdomain> (raw)
In-Reply-To: <1288662213.10103.2.camel@localhost.localdomain>
CAP_SYS_RESOURCE also had better get 3% bonus for protection.
Signed-off-by: Figo.zhang <figo1802@gmail.com>
---
mm/oom_kill.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 4029583..30b24b9 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -198,7 +198,8 @@ unsigned int oom_badness(struct task_struct *p, struct mem_cgroup *mem,
* Root processes get 3% bonus, just like the __vm_enough_memory()
* implementation used by LSMs.
*/
- if (has_capability_noaudit(p, CAP_SYS_ADMIN))
+ if (has_capability_noaudit(p, CAP_SYS_ADMIN) ||
+ has_capability_noaudit(p, CAP_SYS_RESOURCE))
points -= 30;
/*
WARNING: multiple messages have this Message-ID (diff)
From: "Figo.zhang" <figo1802@gmail.com>
To: lkml <linux-kernel@vger.kernel.org>
Cc: "linux-mm@kvack.org" <linux-mm@kvack.org>,
Andrew Morton <akpm@osdl.org>,
"rientjes@google.com" <rientjes@google.com>
Subject: [PATCH v2]oom-kill: CAP_SYS_RESOURCE should get bonus
Date: Thu, 04 Nov 2010 07:43:24 +0800 [thread overview]
Message-ID: <1288827804.2725.0.camel@localhost.localdomain> (raw)
In-Reply-To: <1288662213.10103.2.camel@localhost.localdomain>
CAP_SYS_RESOURCE also had better get 3% bonus for protection.
Signed-off-by: Figo.zhang <figo1802@gmail.com>
---
mm/oom_kill.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 4029583..30b24b9 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -198,7 +198,8 @@ unsigned int oom_badness(struct task_struct *p, struct mem_cgroup *mem,
* Root processes get 3% bonus, just like the __vm_enough_memory()
* implementation used by LSMs.
*/
- if (has_capability_noaudit(p, CAP_SYS_ADMIN))
+ if (has_capability_noaudit(p, CAP_SYS_ADMIN) ||
+ has_capability_noaudit(p, CAP_SYS_RESOURCE))
points -= 30;
/*
--
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next prev parent reply other threads:[~2010-11-03 23:44 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-02 1:43 [PATCH]oom-kill: direct hardware access processes should get bonus Figo.zhang
2010-11-02 1:43 ` Figo.zhang
2010-11-02 3:10 ` David Rientjes
2010-11-02 3:10 ` David Rientjes
2010-11-02 14:24 ` Figo.zhang
2010-11-02 14:24 ` Figo.zhang
2010-11-02 19:34 ` David Rientjes
2010-11-02 19:34 ` David Rientjes
2010-11-03 23:43 ` Figo.zhang [this message]
2010-11-03 23:43 ` [PATCH v2]oom-kill: CAP_SYS_RESOURCE " Figo.zhang
2010-11-03 23:47 ` David Rientjes
2010-11-03 23:47 ` David Rientjes
[not found] ` <AANLkTimjfmLzr_9+Sf4gk0xGkFjffQ1VcCnwmCXA88R8@mail.gmail.com>
2010-11-04 1:38 ` Figo.zhang
2010-11-04 1:38 ` Figo.zhang
2010-11-04 1:50 ` David Rientjes
2010-11-04 1:50 ` David Rientjes
2010-11-04 2:12 ` Figo.zhang
2010-11-04 2:12 ` Figo.zhang
2010-11-04 2:54 ` David Rientjes
2010-11-04 2:54 ` David Rientjes
2010-11-04 4:42 ` Figo.zhang
2010-11-04 4:42 ` Figo.zhang
2010-11-04 5:08 ` David Rientjes
2010-11-04 5:08 ` David Rientjes
2010-11-09 11:01 ` [PATCH " KOSAKI Motohiro
2010-11-09 11:01 ` KOSAKI Motohiro
2010-11-09 12:24 ` Alan Cox
2010-11-09 12:24 ` Alan Cox
2010-11-09 21:06 ` David Rientjes
2010-11-09 21:06 ` David Rientjes
2010-11-09 21:25 ` David Rientjes
2010-11-09 21:25 ` David Rientjes
2010-11-10 14:38 ` Figo.zhang
2010-11-10 14:38 ` Figo.zhang
2010-11-10 20:50 ` David Rientjes
2010-11-10 20:50 ` David Rientjes
2010-11-09 10:41 ` [PATCH]oom-kill: direct hardware access processes " KOSAKI Motohiro
2010-11-09 10:41 ` KOSAKI Motohiro
2010-11-09 12:24 ` [PATCH v2]mm/oom-kill: " Figo.zhang
2010-11-09 12:24 ` Figo.zhang
2010-11-09 21:16 ` David Rientjes
2010-11-09 21:16 ` David Rientjes
2010-11-10 14:48 ` Figo.zhang
2010-11-10 14:48 ` Figo.zhang
2010-11-14 5:07 ` KOSAKI Motohiro
2010-11-14 5:07 ` KOSAKI Motohiro
2010-11-14 21:29 ` David Rientjes
2010-11-14 21:29 ` David Rientjes
2010-11-15 1:24 ` KOSAKI Motohiro
2010-11-15 1:24 ` KOSAKI Motohiro
2010-11-15 10:03 ` David Rientjes
2010-11-15 10:03 ` David Rientjes
2010-11-23 7:16 ` KOSAKI Motohiro
2010-11-23 7:16 ` KOSAKI Motohiro
2010-11-28 1:36 ` David Rientjes
2010-11-28 1:36 ` David Rientjes
2010-11-30 13:00 ` KOSAKI Motohiro
2010-11-30 13:00 ` KOSAKI Motohiro
2010-11-30 20:05 ` David Rientjes
2010-11-30 20:05 ` David Rientjes
2010-11-10 15:14 ` [PATCH v3]mm/oom-kill: " Figo.zhang
2010-11-10 15:14 ` Figo.zhang
2010-11-10 15:24 ` Figo.zhang
2010-11-10 15:24 ` Figo.zhang
2010-11-10 21:00 ` David Rientjes
2010-11-10 21:00 ` David Rientjes
2010-11-14 5:21 ` KOSAKI Motohiro
2010-11-14 5:21 ` KOSAKI Motohiro
2010-11-14 21:33 ` David Rientjes
2010-11-14 21:33 ` David Rientjes
2010-11-15 3:26 ` [PATCH] Revert oom rewrite series Figo.zhang
2010-11-15 3:26 ` Figo.zhang
2010-11-15 10:14 ` David Rientjes
2010-11-15 10:14 ` David Rientjes
2010-11-15 10:57 ` Alan Cox
2010-11-15 10:57 ` Alan Cox
2010-11-15 20:54 ` David Rientjes
2010-11-15 20:54 ` David Rientjes
2010-11-23 7:16 ` KOSAKI Motohiro
2010-11-23 7:16 ` KOSAKI Motohiro
2011-01-04 7:51 ` [PATCH v3]mm/oom-kill: direct hardware access processes should get bonus Figo.zhang
2011-01-04 7:51 ` Figo.zhang
2011-01-04 8:28 ` KAMEZAWA Hiroyuki
2011-01-04 8:28 ` KAMEZAWA Hiroyuki
2011-01-04 8:56 ` Figo.zhang
2011-01-04 8:56 ` Figo.zhang
2011-01-06 0:55 ` KAMEZAWA Hiroyuki
2011-01-06 0:55 ` KAMEZAWA Hiroyuki
2011-01-05 3:32 ` David Rientjes
2011-01-05 3:32 ` David Rientjes
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