[tip: objtool/core] objtool: Skip ORC entry creation for non-text sections

[tip: objtool/core] objtool: Skip ORC entry creation for non-text sections

[tip-bot2 for Julien Thierry]

The following commit has been merged into the objtool/core branch of tip:

Commit-ID:     3eaecac88a17f7fdf29561a197dc728f7f697c60
Gitweb:        https://git.kernel.org/tip/3eaecac88a17f7fdf29561a197dc728f7f697c60
Author:        Julien Thierry <jthierry@redhat.com>
AuthorDate:    Tue, 25 Aug 2020 13:47:41 +01:00
Committer:     Josh Poimboeuf <jpoimboe@redhat.com>
CommitterDate: Tue, 01 Sep 2020 17:19:11 -05:00

objtool: Skip ORC entry creation for non-text sections

Orc generation is only done for text sections, but some instructions
can be found in non-text sections (e.g. .discard.text sections).

Skip setting their orc sections since their whole sections will be
skipped for orc generation.

Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Signed-off-by: Julien Thierry <jthierry@redhat.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
---
 tools/objtool/orc_gen.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/objtool/orc_gen.c b/tools/objtool/orc_gen.c
index e6b2363..22fe439 100644
--- a/tools/objtool/orc_gen.c
+++ b/tools/objtool/orc_gen.c
@@ -18,6 +18,9 @@ int create_orc(struct objtool_file *file)
 		struct cfi_reg *cfa = &insn->cfi.cfa;
 		struct cfi_reg *bp = &insn->cfi.regs[CFI_BP];
 
+		if (!insn->sec->text)
+			continue;
+
 		orc->end = insn->cfi.end;
 
 		if (cfa->base == CFI_UNDEFINED) {