2022-06-01 20:00:40

by Josh Poimboeuf

Subject: [PATCH] objtool: Fix obsolete reference to CONFIG_X86_SMAP

CONFIG_X86_SMAP no longer exists. For objtool's purposes it has been
replaced with CONFIG_HAVE_UACCESS_VALIDATION.

Fixes: 03f16cd020eb ("objtool: Add CONFIG_OBJTOOL")
Reported-by: Lukas Bulwahn <[email protected]>
Signed-off-by: Josh Poimboeuf <[email protected]>
---
lib/Kconfig.ubsan | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Kconfig.ubsan b/lib/Kconfig.ubsan
index c4fe15d38b60..a9f7eb047768 100644
--- a/lib/Kconfig.ubsan
+++ b/lib/Kconfig.ubsan
@@ -94,7 +94,7 @@ config UBSAN_UNREACHABLE
bool "Perform checking for unreachable code"
# objtool already handles unreachable checking and gets angry about
# seeing UBSan instrumentation located in unreachable places.
- depends on !(OBJTOOL && (STACK_VALIDATION || UNWINDER_ORC || X86_SMAP))
+ depends on !(OBJTOOL && (STACK_VALIDATION || UNWINDER_ORC || HAVE_UACCESS_VALIDATION))
depends on $(cc-option,-fsanitize=unreachable)
help
This option enables -fsanitize=unreachable which checks for control
--
2.34.3

2022-06-09 15:57:03

by tip-bot2 for Alexey Makhalov

Subject: [tip: objtool/urgent] objtool: Fix obsolete reference to CONFIG_X86_SMAP

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

Commit-ID: c2f75a43f5ae48b9babeb5b82c9f23fe18d3d144
Gitweb: https://git.kernel.org/tip/c2f75a43f5ae48b9babeb5b82c9f23fe18d3d144
Author: Josh Poimboeuf <[email protected]>
AuthorDate: Wed, 01 Jun 2022 09:42:12 -07:00
Committer: Josh Poimboeuf <[email protected]>
CommitterDate: Mon, 06 Jun 2022 11:49:55 -07:00

objtool: Fix obsolete reference to CONFIG_X86_SMAP

CONFIG_X86_SMAP no longer exists. For objtool's purposes it has been
replaced with CONFIG_HAVE_UACCESS_VALIDATION.

Fixes: 03f16cd020eb ("objtool: Add CONFIG_OBJTOOL")
Reported-by: Lukas Bulwahn <[email protected]>
Signed-off-by: Josh Poimboeuf <[email protected]>
Link: https://lore.kernel.org/r/44c57668768c1ba1b4ba1ff541ec54781636e07c.1654101721.git.jpoimboe@kernel.org
---
lib/Kconfig.ubsan | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Kconfig.ubsan b/lib/Kconfig.ubsan
index c4fe15d..a9f7eb0 100644
--- a/lib/Kconfig.ubsan
+++ b/lib/Kconfig.ubsan
@@ -94,7 +94,7 @@ config UBSAN_UNREACHABLE
bool "Perform checking for unreachable code"
# objtool already handles unreachable checking and gets angry about
# seeing UBSan instrumentation located in unreachable places.
- depends on !(OBJTOOL && (STACK_VALIDATION || UNWINDER_ORC || X86_SMAP))
+ depends on !(OBJTOOL && (STACK_VALIDATION || UNWINDER_ORC || HAVE_UACCESS_VALIDATION))
depends on $(cc-option,-fsanitize=unreachable)
help
This option enables -fsanitize=unreachable which checks for control