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path: root/arch/xtensa/include/asm/stacktrace.h
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2022-02-25xtensa: Implement "current_stack_pointer"Kees Cook
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
2015-08-17xtensa: move oprofile stack tracing to stacktrace.cMax Filippov
Old oprofile interface will share user stack tracing with new perf interface. Move oprofile user/kernel stack tracing to stacktrace.c to make it possible. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2013-05-09xtensa: add stacktrace supportMax Filippov
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net>