Messages in this thread Patch in this message | | | Date | Mon, 11 Jun 2007 23:13:54 -0400 | From | Dave Jones <> | Subject | Allow softlockup to be runtime disabled. |
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It's useful sometimes to disable the softlockup checker at boottime. Especially if it triggers during a distro install.
Signed-off-by: Dave Jones <davej@redhat.com>
--- linux-2.6/init/main.c~ 2006-03-05 00:45:51.000000000 -0500 +++ linux-2.6/init/main.c 2006-03-05 00:49:41.000000000 -0500 @@ -732,6 +732,15 @@ static void __init do_basic_setup(void) do_initcalls(); } +static int __initdata nosoftlockup; + +static int __init nosoftlockup_setup(char *str) +{ + nosoftlockup = 1; + return 1; +} +__setup("nosoftlockup", nosoftlockup_setup); + static void __init do_pre_smp_initcalls(void) { extern int spawn_ksoftirqd(void); @@ -649,7 +657,8 @@ static void do_pre_smp_initcalls(void) migration_init(); #endif spawn_ksoftirqd(); - spawn_softlockup_task(); + if (!nosoftlockup) + spawn_softlockup_task(); } static void run_init_process(char *init_filename) -- http://www.codemonkey.org.uk - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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