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| author | Masahiro Yamada <masahiroy@kernel.org> | 2023-01-06 17:18:21 +0100 |
|---|---|---|
| committer | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2023-01-11 16:22:05 +0000 |
| commit | 3cb0f23039e0e3395a96e0f52bd69910ced2f720 (patch) | |
| tree | 02b7bf5dd2acfc2858ffb4b7f8b6e6ec2c8f31fb /arch/arm/mm/proc-macros.S | |
| parent | a4e03921c1bb118e6718e0a3b0322a2c13ed172b (diff) | |
| download | lwn-3cb0f23039e0e3395a96e0f52bd69910ced2f720.tar.gz lwn-3cb0f23039e0e3395a96e0f52bd69910ced2f720.zip | |
ARM: 9284/1: include <asm/pgtable.h> from proc-macros.S to fix -Wundef warnings
Since commit 80b6093b55e3 ("kbuild: add -Wundef to KBUILD_CPPFLAGS
for W=1 builds"), building with W=1 detects -Wundef warnings for
assembly code.
$ make W=1 ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- arch/arm/mm/
[snip]
AS arch/arm/mm/cache-v7.o
In file included from arch/arm/mm/cache-v7.S:17:
arch/arm/mm/proc-macros.S:109:5: warning: "L_PTE_SHARED" is not defined, evaluates to 0 [-Wundef]
109 | #if L_PTE_SHARED != PTE_EXT_SHARED
| ^~~~~~~~~~~~
arch/arm/mm/proc-macros.S:109:21: warning: "PTE_EXT_SHARED" is not defined, evaluates to 0 [-Wundef]
109 | #if L_PTE_SHARED != PTE_EXT_SHARED
| ^~~~~~~~~~~~~~
arch/arm/mm/proc-macros.S:113:10: warning: "L_PTE_XN" is not defined, evaluates to 0 [-Wundef]
113 | (L_PTE_XN+L_PTE_USER+L_PTE_RDONLY+L_PTE_DIRTY+L_PTE_YOUNG+\
| ^~~~~~~~
arch/arm/mm/proc-macros.S:113:19: warning: "L_PTE_USER" is not defined, evaluates to 0 [-Wundef]
113 | (L_PTE_XN+L_PTE_USER+L_PTE_RDONLY+L_PTE_DIRTY+L_PTE_YOUNG+\
| ^~~~~~~~~~
arch/arm/mm/proc-macros.S:113:30: warning: "L_PTE_RDONLY" is not defined, evaluates to 0 [-Wundef]
113 | (L_PTE_XN+L_PTE_USER+L_PTE_RDONLY+L_PTE_DIRTY+L_PTE_YOUNG+\
| ^~~~~~~~~~~~
arch/arm/mm/proc-macros.S:113:43: warning: "L_PTE_DIRTY" is not defined, evaluates to 0 [-Wundef]
113 | (L_PTE_XN+L_PTE_USER+L_PTE_RDONLY+L_PTE_DIRTY+L_PTE_YOUNG+\
| ^~~~~~~~~~~
arch/arm/mm/proc-macros.S:113:55: warning: "L_PTE_YOUNG" is not defined, evaluates to 0 [-Wundef]
113 | (L_PTE_XN+L_PTE_USER+L_PTE_RDONLY+L_PTE_DIRTY+L_PTE_YOUNG+\
| ^~~~~~~~~~~
arch/arm/mm/proc-macros.S:114:10: warning: "L_PTE_PRESENT" is not defined, evaluates to 0 [-Wundef]
114 | L_PTE_PRESENT) > L_PTE_SHARED
| ^~~~~~~~~~~~~
arch/arm/mm/proc-macros.S:114:27: warning: "L_PTE_SHARED" is not defined, evaluates to 0 [-Wundef]
114 | L_PTE_PRESENT) > L_PTE_SHARED
| ^~~~~~~~~~~~
Include <asm/pgtable.h> from proc-macros.S to fix the warnings.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/mm/proc-macros.S')
| -rw-r--r-- | arch/arm/mm/proc-macros.S | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S index fa6999e24b07..e43f6d716b4b 100644 --- a/arch/arm/mm/proc-macros.S +++ b/arch/arm/mm/proc-macros.S @@ -6,6 +6,7 @@ * VM_EXEC */ #include <asm/asm-offsets.h> +#include <asm/pgtable.h> #include <asm/thread_info.h> #ifdef CONFIG_CPU_V7M |