On Tue, Aug 01, 2023 at 08:28:14PM +0300, Mike Rapoport wrote: > On Tue, Aug 01, 2023 at 05:07:00PM +0000, Edgecombe, Rick P wrote: > > So the question is not what mode should arm support, but should we have > > the flags match between x86 and ARM? > What if the flag will be called, say, SHADOW_STACK_DEFAULT_INIT? > Then each arch can push whatever it likes to and from the userspace > perspective the shadow stack will have some basic init state, no matter > what architecture it is. x86 might have some fun with that and the existing userspace binaries...
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