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| author |   Ingo Molnar <mingo@kernel.org> | 2020-04-13 09:44:39 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2020-04-13 09:44:39 +0200 |
| commit | 3b02a051d25d9600e9d403ad3043aed7de00160e (patch) | |
| tree | 5b8f58b79328c04654bf5ab6286401057edeca8f /arch/x86/include/asm/processor.h | |
| parent | kcsan, trace: Make KCSAN compatible with tracing (diff) | |
| parent | Linux 5.7-rc1 (diff) | |
| download | linux-dev-3b02a051d25d9600e9d403ad3043aed7de00160e.tar.xz linux-dev-3b02a051d25d9600e9d403ad3043aed7de00160e.zip | |
Merge tag 'v5.7-rc1' into locking/kcsan, to resolve conflicts and refresh
Resolve these conflicts:
arch/x86/Kconfig
arch/x86/kernel/Makefile
Do a minor "evil merge" to move the KCSAN entry up a bit by a few lines
in the Kconfig to reduce the probability of future conflicts.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/processor.h')
| -rw-r--r-- | arch/x86/include/asm/processor.h | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 09705ccc393c..3bcf27caf6c9 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -26,6 +26,7 @@ struct vm86; #include <asm/fpu/types.h> #include <asm/unwind_hints.h> #include <asm/vmxfeatures.h> +#include <asm/vdso/processor.h> #include <linux/personality.h> #include <linux/cache.h> @@ -541,7 +542,6 @@ struct thread_struct { mm_segment_t addr_limit; unsigned int sig_on_uaccess_err:1; - unsigned int uaccess_err:1; /* uaccess failed */ /* Floating point and extended processor state */ struct fpu fpu; @@ -677,17 +677,6 @@ static inline unsigned int cpuid_edx(unsigned int op) return edx; } -/* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */ -static __always_inline void rep_nop(void) -{ - asm volatile("rep; nop" ::: "memory"); -} - -static __always_inline void cpu_relax(void) -{ - rep_nop(); -} - /* * This function forces the icache and prefetched instruction stream to * catch up with reality in two very specific cases: |