kpatch/LoongArch: skip section .rela.orc_unwind_ip

georgejguo · georgejguo · commit dcf11885dc7f · 2024-12-13T11:37:25.000+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.

Co-developed-by: zhanghongchen &lt;zhanghongchen@loongson.cn&gt;
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
@@ -2877,6 +2877,11 @@ 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
`@@ -2877,6 +2877,11 @@ static void kpatch_mark_ignored_sections(struct kpatch_elf *kelf)`
`2877`	`2877`	`!strcmp(sec->name, "__patchable_function_entries"))`
`2878`	`2878`	`sec->ignore = 1;`
`2879`	`2879`	`}`
	`2880`	`+`
	`2881`	`+ if (kelf->arch == LOONGARCH64) {`
	`2882`	`+ if(strncmp(sec->name,".rela.orc_unwind_ip",19))`
	`2883`	`+ sec->ignore = 1;`
	`2884`	`+ }`
`2880`	`2885`	`}`
`2881`	`2886`
`2882`	`2887`	`sec = find_section_by_name(&kelf->sections, ".kpatch.ignore.sections");`