[PATCH v4 12/16] objtool: Read special sections with alts only when specific options are selected

Sathvika Vasireddy
2022-10-02T10:46:11Z

Call add_special_section_alts() only when stackval or orc or uaccess or
noinstr options are passed to objtool.

Signed-off-by: Sathvika Vasireddy <sv@linux.ibm.com>
---
tools/objtool/check.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 35827e6c6df9..c6457dac6d58 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -2372,9 +2372,11 @@ static int decode_sections(struct objtool_file *file)
* Must be before add_jump_destinations(), which depends on 'func'
* being set for alternatives, to enable proper sibling call detection.
*/
- ret = add_special_section_alts(file);
- if (ret)
- return ret;
+ if (opts.stackval || opts.orc || opts.uaccess || opts.noinstr) {
+ ret = add_special_section_alts(file);
+ if (ret)
+ return ret;
+ }

ret = add_jump_destinations(file);
if (ret)
--
2.31.1