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authorKees Cook <keescook@chromium.org>2022-02-19 17:26:00 -0800
committerKees Cook <keescook@chromium.org>2022-02-25 18:21:23 -0800
commit92652cf986441b18282db6e5bd82afc74e8ed5e9 (patch)
tree7d2cab1235f3216501ef6a499575872083bab455 /net
parent2792d84e6da5e0fd7d3b22fd70bc69b7ee263609 (diff)
downloadlinux-92652cf986441b18282db6e5bd82afc74e8ed5e9.tar.bz2
xtensa: Implement "current_stack_pointer"
To follow the existing per-arch conventions replace open-coded uses of asm "sp" as "current_stack_pointer". This will let it be used in non-arch places (like HARDENED_USERCOPY). Cc: Chris Zankel <chris@zankel.net> Cc: Marc Zyngier <maz@kernel.org> Cc: linux-xtensa@linux-xtensa.org Signed-off-by: Kees Cook <keescook@chromium.org> Acked-by: Max Filippov <jcmvbkbc@gmail.com> Link: https://lore.kernel.org/lkml/CAMo8BfJFJE-n3=AF+pb9_6oF3gzxX7a+7aBrASHjjNX5byqDqw@mail.gmail.com
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