Messages in this thread |  | | Date | Mon, 10 Oct 2016 10:44:36 +0800 | From | Dave Young <> | Subject | Re: Change CONFIG_DEVKMEM default value to n |
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On 10/07/16 at 05:57am, Greg Kroah-Hartman wrote: > On Fri, Oct 07, 2016 at 10:04:11AM +0800, Dave Young wrote: > > Kconfig comment suggests setting it as "n" if in doubt thus move the > > default value to 'n'. > > > > Signed-off-by: Dave Young <dyoung@redhat.com> > > Suggested-by: Kees Cook <keescook@chromium.org> > > --- > > drivers/char/Kconfig | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > --- linux-x86.orig/drivers/char/Kconfig > > +++ linux-x86/drivers/char/Kconfig > > @@ -17,7 +17,7 @@ config DEVMEM > > > > config DEVKMEM > > bool "/dev/kmem virtual device support" > > - default y > > + default n > > If you remove the "default" line, it defaults to 'n'.
I personally perfer a "default n", but I can update it..
> > And is it really "safe" to default this to n now?
There is an old article here: https://lwn.net/Articles/147901/
AFAIK Distributions like Fedora/Debian has disabled it for long time. If one really need it he can still enable it in his own config file.
> > thanks, > > greg k-h
Thanks Dave
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