kpatch/LoongArch: skip section .rela.orc_unwind_ip

georgejguo · george · commit e4ffb2181379 · 2025-09-25T15:14:22.000+08:00
Fix error: "changed section .rela.orc_unwind_ip not selected for
inclusion". This section is about arch-specific differences on
LoongArch, which is generated by LoongArch gcc.

Signed-off-by: George Guo &lt;guodongtai@kylinos.cn&gt;
diff --git a/kpatch-build/create-diff-object.c b/kpatch-build/create-diff-object.c
@@ -3055,6 +3055,11 @@ static void kpatch_mark_ignored_sections(struct kpatch_elf *kelf)
 			    !strcmp(sec->name, "__patchable_function_entries"))
 				sec->ignore = 1;
 		}
+
+		if (kelf->arch == LOONGARCH64) {
+			if(!strncmp(sec->name,".rela.orc_unwind_ip",19))
+				sec->ignore = 1;
+		}
 	}
 
 	sec = find_section_by_name(&kelf->sections, ".kpatch.ignore.sections");

Original file line number	Diff line number	Diff line change
`@@ -3055,6 +3055,11 @@ static void kpatch_mark_ignored_sections(struct kpatch_elf *kelf)`
`3055`	`3055`	`!strcmp(sec->name, "__patchable_function_entries"))`
`3056`	`3056`	`sec->ignore = 1;`
`3057`	`3057`	`}`
	`3058`	`+`
	`3059`	`+ if (kelf->arch == LOONGARCH64) {`
	`3060`	`+ if(!strncmp(sec->name,".rela.orc_unwind_ip",19))`
	`3061`	`+ sec->ignore = 1;`
	`3062`	`+ }`
`3058`	`3063`	`}`
`3059`	`3064`
`3060`	`3065`	`sec = find_section_by_name(&kelf->sections, ".kpatch.ignore.sections");`