x86,objtool: Separate unret validation from unwind hints

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The ENTRY unwind hint type is serving double duty as both an empty
unwind hint and an unret validation annotation.

Unret validation is unrelated to unwinding. Separate it out into its own
annotation.

Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/ff7448d492ea21b86d8a90264b105fbd0d751077.1677683419.git.jpoimboe@kernel.org

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This commit is contained in:

Josh Poimboeuf 2023-03-01 07:13:11 -08:00 • committed by Peter Zijlstra

parent f902cfdd46

commit 4708ea14be

9 changed files with 85 additions and 45 deletions

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16

include/linux/objtool.h

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5

include/linux/objtool_types.h

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