Messages in this thread | | | Date | Wed, 17 Jan 2018 08:38:17 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [PATCH v3] retpoline: Add retpoline tag to VERMAGIC |
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On Tue, 16 Jan 2018, Andi Kleen wrote:
> On Tue, Jan 16, 2018 at 10:24:53PM +0100, Thomas Gleixner wrote: > > On Tue, 16 Jan 2018, Andi Kleen wrote: > > > > > From: Andi Kleen <ak@linux.intel.com> > > > > > > Add a marker for retpoline to the module VERMAGIC. This catches > > > the case when a non RETPOLINE compiled module gets loaded into > > > a retpoline kernel, making it insecure. > > > > > > It doesn't handle the case when retpoline has been runtime disabled. > > > Even in this case the match of the retcompile status will be enforced. > > > This implies that even with retpoline run time disabled all modules > > > loaded need to be recompiled. > > > > > > This supersedes an earlier patch that did the same checking using > > > a new module tag (so it's really a v3) > > > > > > Signed-off-by: Andi Kleen <ak@linux.intel.com> > > > > Acked-by: Thomas Gleixner <tglx@linutronix.de> > > Thanks. Through which tree should this go? > Or Linus, could you take it directly?
I can route it through x86/pti where I have still stuff to send linuswards.
Thanks,
tglx
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