* Andrew Morton <a...@linux-foundation.org> wrote: > On Tue, 29 Jan 2013 10:33:48 -0500 > Don Zickus <dzic...@redhat.com> wrote: > > > --- a/kernel/watchdog.c > > +++ b/kernel/watchdog.c > > @@ -79,6 +79,14 @@ static int __init softlockup_panic_setup(char *str) > > } > > __setup("softlockup_panic=", softlockup_panic_setup); > > > > +static int __init watchdog_thresh_setup(char *str) > > +{ > > + watchdog_thresh = simple_strtoul(str, NULL, 0); > > + > > + return 1; > > +} > > +__setup("watchdog_thresh=", watchdog_thresh_setup); > > I wonder if there's some magical way in which we can set any > sysctl from the kernel command line. Add > sys.vm.min_free_kbytes=42 to the command line, walk the > hierarchy late in boot...
A facility like that would be totally awesome - we could remove a lot of duplicated and outright inconsistent (often missing) __setup() hackery that way. Single source of information and all that. Thanks, Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/