diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-i386/processor.h | 5 | ||||
| -rw-r--r-- | include/asm-x86_64/processor.h | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h index 7e17d3b4f65..a0489b22270 100644 --- a/include/asm-i386/processor.h +++ b/include/asm-i386/processor.h @@ -277,6 +277,11 @@ static inline void clear_in_cr4 (unsigned long mask) outb((data), 0x23); \ } while (0) +static inline void serialize_cpu(void) +{ + __asm__ __volatile__ ("cpuid" : : : "ax", "bx", "cx", "dx"); +} + static inline void __monitor(const void *eax, unsigned long ecx, unsigned long edx) { diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h index 85549e656ee..194160f6a43 100644 --- a/include/asm-x86_64/processor.h +++ b/include/asm-x86_64/processor.h @@ -437,6 +437,11 @@ static inline void prefetchw(void *x) outb((data), 0x23); \ } while (0) +static inline void serialize_cpu(void) +{ + __asm__ __volatile__ ("cpuid" : : : "ax", "bx", "cx", "dx"); +} + static inline void __monitor(const void *eax, unsigned long ecx, unsigned long edx) { |