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authorNick Piggin <npiggin@suse.de>2006-12-06 20:31:51 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 08:39:20 -0800
commitf3af38d30c18538d069a95e624a3db7c3d486a1e (patch)
tree549bb2246a2932727285f962f405d6e0c49ecdf8 /mm/oom_kill.c
parentc33e0fca3508f0aa387b1c10d0ef158102deb140 (diff)
downloadlinux-f3af38d30c18538d069a95e624a3db7c3d486a1e.tar.bz2
[PATCH] oom: cleanup messages
Clean up the OOM killer messages to be more consistent. Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/oom_kill.c')
-rw-r--r--mm/oom_kill.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index bc2627deb7f9..a6879f22eb30 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -264,7 +264,7 @@ static struct task_struct *select_bad_process(unsigned long *ppoints)
* flag though it's unlikely that we select a process with CAP_SYS_RAW_IO
* set.
*/
-static void __oom_kill_task(struct task_struct *p, const char *message)
+static void __oom_kill_task(struct task_struct *p, int verbose)
{
if (is_init(p)) {
WARN_ON(1);
@@ -278,10 +278,8 @@ static void __oom_kill_task(struct task_struct *p, const char *message)
return;
}
- if (message) {
- printk(KERN_ERR "%s: Killed process %d (%s).\n",
- message, p->pid, p->comm);
- }
+ if (verbose)
+ printk(KERN_ERR "Killed process %d (%s)\n", p->pid, p->comm);
/*
* We give our sacrificial lamb high priority and access to
@@ -294,7 +292,7 @@ static void __oom_kill_task(struct task_struct *p, const char *message)
force_sig(SIGKILL, p);
}
-static int oom_kill_task(struct task_struct *p, const char *message)
+static int oom_kill_task(struct task_struct *p)
{
struct mm_struct *mm;
struct task_struct *g, *q;
@@ -321,15 +319,15 @@ static int oom_kill_task(struct task_struct *p, const char *message)
return 1;
} while_each_thread(g, q);
- __oom_kill_task(p, message);
+ __oom_kill_task(p, 1);
/*
* kill all processes that share the ->mm (i.e. all threads),
- * but are in a different thread group
+ * but are in a different thread group.
*/
do_each_thread(g, q) {
if (q->mm == mm && q->tgid != p->tgid)
- __oom_kill_task(q, message);
+ __oom_kill_task(q, 1);
} while_each_thread(g, q);
return 0;
@@ -346,21 +344,22 @@ static int oom_kill_process(struct task_struct *p, unsigned long points,
* its children or threads, just set TIF_MEMDIE so it can die quickly
*/
if (p->flags & PF_EXITING) {
- __oom_kill_task(p, NULL);
+ __oom_kill_task(p, 0);
return 0;
}
- printk(KERN_ERR "Out of Memory: Kill process %d (%s) score %li"
- " and children.\n", p->pid, p->comm, points);
+ printk(KERN_ERR "%s: kill process %d (%s) score %li or a child\n",
+ message, p->pid, p->comm, points);
+
/* Try to kill a child first */
list_for_each(tsk, &p->children) {
c = list_entry(tsk, struct task_struct, sibling);
if (c->mm == p->mm)
continue;
- if (!oom_kill_task(c, message))
+ if (!oom_kill_task(c))
return 0;
}
- return oom_kill_task(p, message);
+ return oom_kill_task(p);
}
static BLOCKING_NOTIFIER_HEAD(oom_notify_list);