linux-kernel - [tip: objtool/core] objtool: Add HAVE_NOINSTR

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Date:   Fri, 22 Apr 2022 10:34:57 -0000
From:   "tip-bot2 for Josh Poimboeuf" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Josh Poimboeuf <jpoimboe@...hat.com>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Miroslav Benes <mbenes@...e.cz>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: objtool/core] objtool: Add HAVE_NOINSTR_VALIDATION

The following commit has been merged into the objtool/core branch of tip:

Commit-ID:     489e355b42255c5536a0ea3083a66b54a5e235c3
Gitweb:        https://git.kernel.org/tip/489e355b42255c5536a0ea3083a66b54a5e235c3
Author:        Josh Poimboeuf <jpoimboe@...hat.com>
AuthorDate:    Mon, 18 Apr 2022 09:50:42 -07:00
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Fri, 22 Apr 2022 12:32:05 +02:00

objtool: Add HAVE_NOINSTR_VALIDATION

Remove CONFIG_NOINSTR_VALIDATION's dependency on HAVE_OBJTOOL, since
other arches might want to implement objtool without it.

Signed-off-by: Josh Poimboeuf <jpoimboe@...hat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Reviewed-by: Miroslav Benes <mbenes@...e.cz>
Link: https://lkml.kernel.org/r/488e94f69db4df154499bc098573d90e5db1c826.1650300597.git.jpoimboe@redhat.com
---
 arch/Kconfig      | 3 +++
 arch/x86/Kconfig  | 1 +
 lib/Kconfig.debug | 2 +-
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/arch/Kconfig b/arch/Kconfig
index 6ba6e34..1e19da7 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -1038,6 +1038,9 @@ config HAVE_JUMP_LABEL_HACK
 config HAVE_NOINSTR_HACK
 	bool
 
+config HAVE_NOINSTR_VALIDATION
+	bool
+
 config HAVE_STACK_VALIDATION
 	bool
 	help
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 06e7cdd..1847d6e 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -233,6 +233,7 @@ config X86
 	select HAVE_MOVE_PUD
 	select HAVE_NOINSTR_HACK		if HAVE_OBJTOOL
 	select HAVE_NMI
+	select HAVE_NOINSTR_VALIDATION		if HAVE_OBJTOOL
 	select HAVE_OBJTOOL			if X86_64
 	select HAVE_OPTPROBES
 	select HAVE_PCSPKR_PLATFORM
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 73359d6..55b9acb 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -502,7 +502,7 @@ config STACK_VALIDATION
 
 config NOINSTR_VALIDATION
 	bool
-	depends on HAVE_OBJTOOL && DEBUG_ENTRY
+	depends on HAVE_NOINSTR_VALIDATION && DEBUG_ENTRY
 	select OBJTOOL
 	default y