diff options
Diffstat (limited to 'arch/mips/include/asm/processor.h')
| -rw-r--r-- | arch/mips/include/asm/processor.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h index c104f1039a6..5e33fabe354 100644 --- a/arch/mips/include/asm/processor.h +++ b/arch/mips/include/asm/processor.h @@ -19,7 +19,6 @@ #include <asm/cpu-info.h> #include <asm/mipsregs.h> #include <asm/prefetch.h> -#include <asm/system.h> /* * Return current * instruction pointer ("program counter"). @@ -311,9 +310,6 @@ struct task_struct; /* Free all resources held by a thread. */ #define release_thread(thread) do { } while(0) -/* Prepare to copy thread state - unlazy all lazy status */ -#define prepare_to_copy(tsk) do { } while (0) - extern long kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); extern unsigned long thread_saved_pc(struct task_struct *tsk); @@ -356,6 +352,12 @@ unsigned long get_wchan(struct task_struct *p); #define ARCH_HAS_PREFETCHW #define prefetchw(x) __builtin_prefetch((x), 1, 1) +/* + * See Documentation/scheduler/sched-arch.txt; prevents deadlock on SMP + * systems. + */ +#define __ARCH_WANT_UNLOCKED_CTXSW + #endif #endif /* _ASM_PROCESSOR_H */ |