x86/alternative: Report missing return thunk details
authorKees Cook <keescook@chromium.org>
Wed, 13 Jul 2022 21:38:19 +0000 (14:38 -0700)
committerPeter Zijlstra <peterz@infradead.org>
Wed, 20 Jul 2022 17:24:53 +0000 (19:24 +0200)
commit65cdf0d623bedf0e069bb64ed52e8bb20105e2ba
tree295ac06112e8b8e1358d313dd5eddf6bfa55aaec
parent908fc4c2abdb1835f303cf6827e66676568943e7
x86/alternative: Report missing return thunk details

Debugging missing return thunks is easier if we can see where they're
happening.

Suggested-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/lkml/Ys66hwtFcGbYmoiZ@hirez.programming.kicks-ass.net/
arch/x86/kernel/alternative.c