linux-kernel - [PATCH v2 22/25] objtool: Rename "VMLINUX_VALIDATION" -> "NOINSTR

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Message-Id: <173f07e2d6d1afc0874aed975a61783207c6a531.1650300597.git.jpoimboe@redhat.com>
Date:   Mon, 18 Apr 2022 09:50:41 -0700
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     x86@...nel.org
Cc:     Peter Zijlstra <peterz@...radead.org>,
        linux-kernel@...r.kernel.org, Miroslav Benes <mbenes@...e.cz>
Subject: [PATCH v2 22/25] objtool: Rename "VMLINUX_VALIDATION" -> "NOINSTR_VALIDATION"

CONFIG_VMLINUX_VALIDATION is just the validation of the "noinstr" rules.
That name is a misnomer, because now objtool actually does vmlinux
validation for other reasons.

Rename CONFIG_VMLINUX_VALIDATION to CONFIG_NOINSTR_VALIDATION.

Signed-off-by: Josh Poimboeuf <jpoimboe@...hat.com>
---
 include/linux/instrumentation.h | 6 +++---
 lib/Kconfig.debug               | 2 +-
 scripts/link-vmlinux.sh         | 2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/instrumentation.h b/include/linux/instrumentation.h
index 9111a3704072..bc7babe91b2e 100644
--- a/include/linux/instrumentation.h
+++ b/include/linux/instrumentation.h
@@ -2,7 +2,7 @@
 #ifndef __LINUX_INSTRUMENTATION_H
 #define __LINUX_INSTRUMENTATION_H
 
-#ifdef CONFIG_VMLINUX_VALIDATION
+#ifdef CONFIG_NOINSTR_VALIDATION
 
 #include <linux/stringify.h>
 
@@ -53,9 +53,9 @@
 		     ".popsection\n\t" : : "i" (c));			\
 })
 #define instrumentation_end() __instrumentation_end(__COUNTER__)
-#else /* !CONFIG_VMLINUX_VALIDATION */
+#else /* !CONFIG_NOINSTR_VALIDATION */
 # define instrumentation_begin()	do { } while(0)
 # define instrumentation_end()		do { } while(0)
-#endif /* CONFIG_VMLINUX_VALIDATION */
+#endif /* CONFIG_NOINSTR_VALIDATION */
 
 #endif /* __LINUX_INSTRUMENTATION_H */
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 7d2bbc3e558e..73359d6cd9a2 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -500,7 +500,7 @@ config STACK_VALIDATION
 	  For more information, see
 	  tools/objtool/Documentation/stack-validation.txt.
 
-config VMLINUX_VALIDATION
+config NOINSTR_VALIDATION
 	bool
 	depends on HAVE_OBJTOOL && DEBUG_ENTRY
 	select OBJTOOL
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 90c9c4c05d95..fce4f41816cd 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -160,7 +160,7 @@ objtool_link()
 		objtoolopt="${objtoolopt} --lto"
 	fi
 
-	if is_enabled CONFIG_VMLINUX_VALIDATION; then
+	if is_enabled CONFIG_NOINSTR_VALIDATION; then
 		objtoolopt="${objtoolopt} --noinstr"
 	fi
 
-- 
2.34.1