diff options
Diffstat (limited to 'arch/sparc/include/asm/switch_to_64.h')
| -rw-r--r-- | arch/sparc/include/asm/switch_to_64.h | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/sparc/include/asm/switch_to_64.h b/arch/sparc/include/asm/switch_to_64.h index 7923c4a2be3..10e76332dc9 100644 --- a/arch/sparc/include/asm/switch_to_64.h +++ b/arch/sparc/include/asm/switch_to_64.h @@ -18,12 +18,11 @@ do { \ * and 2 stores in this critical code path. -DaveM */ #define switch_to(prev, next, last) \ -do { flush_tlb_pending(); \ - save_and_clear_fpu(); \ +do { save_and_clear_fpu(); \ /* If you are tempted to conditionalize the following */ \ /* so that ASI is only written if it changes, think again. */ \ __asm__ __volatile__("wr %%g0, %0, %%asi" \ - : : "r" (__thread_flag_byte_ptr(task_thread_info(next))[TI_FLAG_BYTE_CURRENT_DS]));\ + : : "r" (task_thread_info(next)->current_ds));\ trap_block[current_thread_info()->cpu].thread = \ task_thread_info(next); \ __asm__ __volatile__( \ @@ -49,8 +48,8 @@ do { flush_tlb_pending(); \ "wrpr %%g0, 14, %%pil\n\t" \ "brz,pt %%o7, switch_to_pc\n\t" \ " mov %%g7, %0\n\t" \ - "sethi %%hi(ret_from_syscall), %%g1\n\t" \ - "jmpl %%g1 + %%lo(ret_from_syscall), %%g0\n\t" \ + "sethi %%hi(ret_from_fork), %%g1\n\t" \ + "jmpl %%g1 + %%lo(ret_from_fork), %%g0\n\t" \ " nop\n\t" \ ".globl switch_to_pc\n\t" \ "switch_to_pc:\n\t" \ @@ -66,7 +65,7 @@ do { flush_tlb_pending(); \ "o0", "o1", "o2", "o3", "o4", "o5", "o7"); \ } while(0) -extern void synchronize_user_stack(void); -extern void fault_in_user_windows(void); +void synchronize_user_stack(void); +void fault_in_user_windows(void); #endif /* __SPARC64_SWITCH_TO_64_H */ |