unwind_user/x86: Enable frame pointer unwinding on x86

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Use ARCH_INIT_USER_FP_FRAME to describe how frame pointers are unwound
on x86, and enable CONFIG_HAVE_UNWIND_USER_FP accordingly so the
unwind_user interfaces can be used.

Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20250827193828.347397433@kernel.org

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Josh Poimboeuf 2025-08-27 15:36:45 -04:00 • committed by Peter Zijlstra

parent c79dd946e3

commit 49cf34c081

2 changed files with 26 additions and 0 deletions

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1

arch/x86/Kconfig

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25

arch/x86/include/asm/unwind_user.h

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