linux-kernel - [PATCH 8/8] arm64: Enable livepatch for ARM64

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Message-ID: <20250127213310.2496133-9-wnliu@google.com>
Date: Mon, 27 Jan 2025 21:33:10 +0000
From: Weinan Liu <wnliu@...gle.com>
To: Josh Poimboeuf <jpoimboe@...nel.org>, Steven Rostedt <rostedt@...dmis.org>, 
	Indu Bhagat <indu.bhagat@...cle.com>, Peter Zijlstra <peterz@...radead.org>
Cc: Mark Rutland <mark.rutland@....com>, roman.gushchin@...ux.dev, 
	Will Deacon <will@...nel.org>, Ian Rogers <irogers@...gle.com>, linux-toolchains@...r.kernel.org, 
	linux-kernel@...r.kernel.org, live-patching@...r.kernel.org, 
	joe.lawrence@...hat.com, linux-arm-kernel@...ts.infradead.org, 
	Weinan Liu <wnliu@...gle.com>
Subject: [PATCH 8/8] arm64: Enable livepatch for ARM64

Since SFrame is considered as reliable stacktrace, enable livepatch in
arch/arm64/Kconfig

Signed-off-by: Weinan Liu <wnliu@...gle.com>
---
 arch/arm64/Kconfig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 100570a048c5..c292bc73b65c 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -271,6 +271,8 @@ config ARM64
 	select HAVE_SOFTIRQ_ON_OWN_STACK
 	select USER_STACKTRACE_SUPPORT
 	select VDSO_GETRANDOM
+	select HAVE_RELIABLE_STACKTRACE if SFRAME_UNWINDER
+	select HAVE_LIVEPATCH		if HAVE_DYNAMIC_FTRACE_WITH_ARGS && HAVE_RELIABLE_STACKTRACE
 	help
 	  ARM 64-bit (AArch64) Linux support.
 
@@ -2498,3 +2500,4 @@ source "drivers/acpi/Kconfig"
 
 source "arch/arm64/kvm/Kconfig"
 
+source "kernel/livepatch/Kconfig"
-- 
2.48.1.262.g85cc9f2d1e-goog