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| author | Nick Desaulniers <ndesaulniers@google.com> | 2021-10-20 01:36:44 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2021-10-21 12:31:38 +0300 |
| commit | a517faa902b5a048adbb4d6bbce9509ba5288af3 (patch) | |
| tree | 9f729f5eb3bdeeb4e50e6a0e7db19a84f6bf8beb /arch/arm64/include | |
| parent | 1907d3ff5a644ad7c07bf3c0a56a0b1864c9e5cf (diff) | |
| download | linux-a517faa902b5a048adbb4d6bbce9509ba5288af3.tar.xz | |
arm64: vdso32: drop test for -march=armv8-a
As Arnd points out:
gcc-4.8 already supported -march=armv8, and we require gcc-5.1 now, so
both this #if/#else construct and the corresponding
"cc32-option,-march=armv8-a" check should be obsolete now.
Link: https://lore.kernel.org/lkml/CAK8P3a3UBEJ0Py2ycz=rHfgog8g3mCOeQOwO0Gmp-iz6Uxkapg@mail.gmail.com/
Suggested-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Link: https://lore.kernel.org/r/20211019223646.1146945-3-ndesaulniers@google.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/vdso/compat_barrier.h | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/arm64/include/asm/vdso/compat_barrier.h b/arch/arm64/include/asm/vdso/compat_barrier.h index fb60a88b5ed4..3ac35f4a667c 100644 --- a/arch/arm64/include/asm/vdso/compat_barrier.h +++ b/arch/arm64/include/asm/vdso/compat_barrier.h @@ -20,16 +20,9 @@ #define dmb(option) __asm__ __volatile__ ("dmb " #option : : : "memory") -#if __LINUX_ARM_ARCH__ >= 8 #define aarch32_smp_mb() dmb(ish) #define aarch32_smp_rmb() dmb(ishld) #define aarch32_smp_wmb() dmb(ishst) -#else -#define aarch32_smp_mb() dmb(ish) -#define aarch32_smp_rmb() aarch32_smp_mb() -#define aarch32_smp_wmb() dmb(ishst) -#endif - #undef smp_mb #undef smp_rmb |