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1cc1e4c8aa
Teach objtool to validate the straight-line-speculation constraints: - speculation trap after indirect calls - speculation trap after RET Notable: when an instruction is annotated RETPOLINE_SAFE, indicating speculation isn't a problem, also don't care about sls for that instruction. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Borislav Petkov <bp@suse.de> Link: https://lore.kernel.org/r/20211204134908.023037659@infradead.org
20 lines
592 B
C
20 lines
592 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2015 Josh Poimboeuf <jpoimboe@redhat.com>
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*/
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#ifndef _BUILTIN_H
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#define _BUILTIN_H
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#include <subcmd/parse-options.h>
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extern const struct option check_options[];
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extern bool no_fp, no_unreachable, retpoline, module, backtrace, uaccess, stats,
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validate_dup, vmlinux, mcount, noinstr, backup, sls;
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extern int cmd_parse_options(int argc, const char **argv, const char * const usage[]);
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extern int cmd_check(int argc, const char **argv);
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extern int cmd_orc(int argc, const char **argv);
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#endif /* _BUILTIN_H */
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