diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2020-03-23 23:11:14 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2020-04-22 11:53:51 +0300 |
| commit | da837bd6f1994f780325649e8eee7d9b01c5ee4d (patch) | |
| tree | 04502b674e4276167225554e8a192d34c0d17b34 /tools | |
| parent | 6804c1afd794c8135351faaa69e1503ee11393ac (diff) | |
| download | linux-da837bd6f1994f780325649e8eee7d9b01c5ee4d.tar.xz | |
objtool: Avoid iterating !text section symbols
validate_functions() iterates all sections their symbols; this is
pointless to do for !text sections as they won't have instructions
anyway.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lkml.kernel.org/r/20200416115119.346582716@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/objtool/check.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 923652ba5f9a..e201aa1d01f5 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -2551,8 +2551,12 @@ static int validate_functions(struct objtool_file *file) struct section *sec; int warnings = 0; - for_each_sec(file, sec) + for_each_sec(file, sec) { + if (!(sec->sh.sh_flags & SHF_EXECINSTR)) + continue; + warnings += validate_section(file, sec); + } return warnings; } |