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objtool: Handle per arch retpoline naming

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commit 530b4ddd9dd92b263081f5c7786d39a8129c8b2d upstream.

The __x86_indirect_ naming is obviously not generic. Shorten to allow
matching some additional magic names later.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Link: https://lkml.kernel.org/r/20210326151259.630296706@infradead.org
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Zijlstra
2021-03-26 16:12:04 +01:00
committed by Greg Kroah-Hartman
parent 6e95f8caff
commit d42fa5bf19
3 changed files with 14 additions and 2 deletions
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5
tools/objtool/arch/x86/decode.c
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@@ -620,3 +620,8 @@ int arch_decode_hint_reg(struct instruction *insn, u8 sp_reg)
return 0;
}
bool arch_is_retpoline(struct symbol *sym)
{
return !strncmp(sym->name, "__x86_indirect_", 15);
}