Live Patching
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From: George Guo <dongtai.guo@linux.dev>
To: chenhuacai@kernel.org, jpoimboe@kernel.org, peterz@infradead.org,
	jikos@kernel.org, mbenes@suse.cz, pmladek@suse.com
Cc: kernel@xen0n.name, joe.lawrence@redhat.com, rostedt@goodmis.org,
	ardb@kernel.org, nathan@kernel.org,
	nick.desaulniers+lkml@gmail.com, yangtiezhu@loongson.cn,
	jiaxun.yang@flygoat.com, liukexin@kylinos.cn,
	guodongtai@kylinos.cn, xry111@xry111.site, wangyuli@aosc.io,
	loongarch@lists.linux.dev, live-patching@vger.kernel.org,
	llvm@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/8] objtool/LoongArch: Add arch_adjusted_addend() for KLP support
Date: Mon,  8 Jun 2026 18:08:45 +0800	[thread overview]
Message-ID: <20260608100852.325413-2-dongtai.guo@linux.dev> (raw)
In-Reply-To: <20260608100852.325413-1-dongtai.guo@linux.dev>

From: George Guo <guodongtai@kylinos.cn>

Implement arch_adjusted_addend() to return the relocation addend value.

Co-developed-by: Kexin Liu <liukexin@kylinos.cn>
Signed-off-by: Kexin Liu <liukexin@kylinos.cn>
Signed-off-by: George Guo <guodongtai@kylinos.cn>
---
 tools/objtool/arch/loongarch/decode.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/objtool/arch/loongarch/decode.c b/tools/objtool/arch/loongarch/decode.c
index 6cd288150f49..674e4efd138f 100644
--- a/tools/objtool/arch/loongarch/decode.c
+++ b/tools/objtool/arch/loongarch/decode.c
@@ -34,6 +34,11 @@ s64 arch_insn_adjusted_addend(struct instruction *insn, struct reloc *reloc)
 	return reloc_addend(reloc);
 }
 
+u64 arch_adjusted_addend(struct reloc *reloc)
+{
+	return reloc_addend(reloc);
+}
+
 bool arch_pc_relative_reloc(struct reloc *reloc)
 {
 	return false;
-- 
2.25.1


  reply	other threads:[~2026-06-08 10:09 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-08 10:08 [PATCH v2 0/8] LoongArch: Add livepatch build (KLP) support George Guo
2026-06-08 10:08 ` George Guo [this message]
2026-06-08 10:08 ` [PATCH v2 2/8] LoongArch: Mark special sections for KLP support George Guo
2026-06-08 10:08 ` [PATCH v2 3/8] livepatch/klp-build: disable direct-extern-access for LoongArch to fix kernel panic George Guo
2026-06-08 10:08 ` [PATCH v2 4/8] livepatch/klp-build: build LoongArch with -fPIC to keep GOT-indirect symbol references George Guo
2026-06-08 10:08 ` [PATCH v2 5/8] LoongArch: Fix EFI linking with -fdata-sections George Guo
2026-06-08 10:08 ` [PATCH v2 6/8] objtool/klp: Add LoongArch jump opcode bytes support George Guo
2026-06-08 10:08 ` [PATCH v2 7/8] klp-build: Add LoongArch syscall patching macro George Guo
2026-06-08 10:08 ` [PATCH v2 8/8] LoongArch: Add livepatch build (KLP) support George Guo

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