diff options
author | Ingo Molnar <mingo@elte.hu> | 2011-10-04 11:08:16 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2011-10-04 11:09:08 +0200 |
commit | 22f92bacbeea24b20e447444c28e7cad9f1ac3f8 (patch) | |
tree | 5c3f2346804a186aa2d954f078fd2f4d44bcc26e /init | |
parent | 557ab425429a5123d37f412ce3e6d6137cb621f8 (diff) | |
parent | 0f86267b79bc6e357b8606077c7f70239045ea9c (diff) | |
download | lwn-22f92bacbeea24b20e447444c28e7cad9f1ac3f8.tar.gz lwn-22f92bacbeea24b20e447444c28e7cad9f1ac3f8.zip |
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.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/init/main.c b/init/main.c index 9c51ee7adf3d..03b408dff825 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(); } |