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authorIngo Molnar <mingo@elte.hu>2011-10-04 11:08:16 +0200
committerIngo Molnar <mingo@elte.hu>2011-10-04 11:09:08 +0200
commit22f92bacbeea24b20e447444c28e7cad9f1ac3f8 (patch)
tree5c3f2346804a186aa2d954f078fd2f4d44bcc26e /init
parent557ab425429a5123d37f412ce3e6d6137cb621f8 (diff)
parent0f86267b79bc6e357b8606077c7f70239045ea9c (diff)
Merge branch 'linus' into sched/core
Merge reason: pick up the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'init')
-rw-r--r--init/main.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/init/main.c b/init/main.c
index 9c51ee7adf3..03b408dff82 100644
--- a/init/main.c
+++ b/init/main.c
@@ -209,8 +209,19 @@ early_param("quiet", quiet_kernel);
static int __init loglevel(char *str)
{
- get_option(&str, &console_loglevel);
- return 0;
+ int newlevel;
+
+ /*
+ * Only update loglevel value when a correct setting was passed,
+ * to prevent blind crashes (when loglevel being set to 0) that
+ * are quite hard to debug
+ */
+ if (get_option(&str, &newlevel)) {
+ console_loglevel = newlevel;
+ return 0;
+ }
+
+ return -EINVAL;
}
early_param("loglevel", loglevel);
@@ -370,9 +381,6 @@ static noinline void __init_refok rest_init(void)
preempt_enable_no_resched();
schedule();
- /* At this point, we can enable user mode helper functionality */
- usermodehelper_enable();
-
/* Call into cpu_idle with preempt disabled */
preempt_disable();
cpu_idle();
@@ -722,6 +730,7 @@ static void __init do_basic_setup(void)
driver_init();
init_irq_proc();
do_ctors();
+ usermodehelper_enable();
do_initcalls();
}