On 06/28/2017 03:26 AM, Viresh Kumar wrote: > Users must be given an option to discard any constraints set by > bootloaders. For example, consider that a constraint is set for the LCD > controller's supply and the LCD driver isn't loaded by the kernel. If > the user doesn't need to use the LCD device, then he shouldn't be forced > to honour the constraint. > > We can also think about finer control of such constraints with help of > some sysfs files, but a kernel parameter is fine to begin with. > > Signed-off-by: Viresh Kumar <viresh.ku...@linaro.org> > --- > Documentation/admin-guide/kernel-parameters.txt | 2 ++ > drivers/base/boot_constraint.c | 17 +++++++++++++++++ > 2 files changed, 19 insertions(+) > > diff --git a/Documentation/admin-guide/kernel-parameters.txt > b/Documentation/admin-guide/kernel-parameters.txt > index 7737ab5d04b2..35e8a298bfc1 100644 > --- a/Documentation/admin-guide/kernel-parameters.txt > +++ b/Documentation/admin-guide/kernel-parameters.txt > @@ -426,6 +426,8 @@ > embedded devices based on command line input. > See Documentation/block/cmdline-partition.txt > > + boot_constraints_disable = Do not set any boot constraints for devices. > +
No '=' sign. That is only used when there is a following parameter value. > boot_delay= Milliseconds to delay each printk during boot. > Values larger than 10 seconds (10000) are changed to > no delay (0). -- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
