From 85781b7ea79fb4122efbb51f0bf573ed5fab03e1 Mon Sep 17 00:00:00 2001
From: Pete Swain <swine@google.com>
Date: Tue, 27 Sep 2022 15:56:06 -0400
Subject: [PATCH 3/3] create-diff-object: ignore .llvm.* sections

Clang FDO adds a new, ignorable ELF section, .llvm.call-graph-profile

Generalize to ignore all .llvm.*

Signed-off-by: Pete Swain <swine@google.com>
Signed-off-by: Joe Lawrence <joe.lawrence@redhat.com> [subject line]
---
 kpatch-build/create-diff-object.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kpatch-build/create-diff-object.c b/kpatch-build/create-diff-object.c
index fa7e07f..cdcc13b 100644
--- a/kpatch-build/create-diff-object.c
+++ b/kpatch-build/create-diff-object.c
@@ -2718,7 +2718,8 @@ static void kpatch_mark_ignored_sections(struct kpatch_elf *kelf)
 	list_for_each_entry(sec, &kelf->sections, list) {
 		if (!strncmp(sec->name, ".discard", 8) ||
 		    !strncmp(sec->name, ".rela.discard", 13) ||
-		    !strncmp(sec->name, ".llvm_addrsig", 13))
+		    !strncmp(sec->name, ".llvm_addrsig", 13) ||
+		    !strncmp(sec->name, ".llvm.", 6))
 			sec->ignore = 1;
 	}
 
-- 
2.27.0