| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef __ASM_SYSTEM_H |
| #define __ASM_SYSTEM_H |
| |
| #include <linux/kernel.h> |
| #include <asm/segment.h> |
| #include <asm/cpufeature.h> |
| #include <asm/cmpxchg.h> |
| |
| #define nop() __asm__ __volatile__ ("nop") |
| #define mb() alternative("lock; addl $0,0(%%esp)", "mfence", X86_FEATURE_XMM2) |
| #define rmb() alternative("lock; addl $0,0(%%esp)", "lfence", X86_FEATURE_XMM2) |
| #define wmb() alternative("lock; addl $0,0(%%esp)", "sfence", X86_FEATURE_XMM) |
| #define read_barrier_depends() do { } while(0) |
| #define smp_mb() barrier() |
| #define smp_rmb() barrier() |
| #define smp_wmb() barrier() |
| #define smp_read_barrier_depends() do { } while(0) |
| #define set_mb(var, value) do { var = value; barrier(); } while (0) |
| #include <linux/irqflags.h> |
| #define HAVE_DISABLE_HLT |
| |
| #endif |
