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author | Peter Zijlstra <peterz@infradead.org> | 2020-04-24 16:16:41 +0200 |
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committer | Peter Zijlstra <peterz@infradead.org> | 2020-04-30 20:14:32 +0200 |
commit | 60041bcd8f5ab560dabf44dc384f58bbeb5a6a30 (patch) | |
tree | b9d42ff3e497dd8bc4a4d1a90a42a321aa991ec1 /tools/objtool/check.c | |
parent | 7d989fcadd6e225a61d6490dd15bdbdfc8a53d5c (diff) | |
download | linux-stable-60041bcd8f5ab560dabf44dc384f58bbeb5a6a30.tar.gz linux-stable-60041bcd8f5ab560dabf44dc384f58bbeb5a6a30.tar.bz2 linux-stable-60041bcd8f5ab560dabf44dc384f58bbeb5a6a30.zip |
objtool: Make handle_insn_ops() unconditional
Now that every instruction has a list of stack_ops; we can trivially
distinquish those instructions that do not have stack_ops, their list
is empty.
This means we can now call handle_insn_ops() unconditionally.
Suggested-by: Julien Thierry <jthierry@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lkml.kernel.org/r/20200428191659.795115188@infradead.org
Diffstat (limited to 'tools/objtool/check.c')
-rw-r--r-- | tools/objtool/check.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 068897d5d956..6591c2dd94f1 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -2259,6 +2259,9 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, return 0; } + if (handle_insn_ops(insn, &state)) + return 1; + switch (insn->type) { case INSN_RETURN: @@ -2318,9 +2321,6 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, break; case INSN_EXCEPTION_RETURN: - if (handle_insn_ops(insn, &state)) - return 1; - /* * This handles x86's sync_core() case, where we use an * IRET to self. All 'normal' IRET instructions are in @@ -2340,8 +2340,6 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, return 0; case INSN_STACK: - if (handle_insn_ops(insn, &state)) - return 1; break; case INSN_STAC: |