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Diffstat (limited to 'include/asm-i386/i387.h')
-rw-r--r--include/asm-i386/i387.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/include/asm-i386/i387.h b/include/asm-i386/i387.h
index 434936c732d6..cdd1e248e3b4 100644
--- a/include/asm-i386/i387.h
+++ b/include/asm-i386/i387.h
@@ -74,17 +74,18 @@ static inline void __save_init_fpu( struct task_struct *tsk )
task_thread_info(tsk)->status &= ~TS_USEDFPU;
}
-#define __unlazy_fpu( tsk ) do { \
- if (task_thread_info(tsk)->status & TS_USEDFPU) \
- save_init_fpu( tsk ); \
- else \
- tsk->fpu_counter = 0; \
+#define __unlazy_fpu( tsk ) do { \
+ if (task_thread_info(tsk)->status & TS_USEDFPU) { \
+ __save_init_fpu(tsk); \
+ stts(); \
+ } else \
+ tsk->fpu_counter = 0; \
} while (0)
#define __clear_fpu( tsk ) \
do { \
- if (task_thread_info(tsk)->status & TS_USEDFPU) { \
- asm volatile("fnclex ; fwait"); \
+ if (task_thread_info(tsk)->status & TS_USEDFPU) { \
+ asm volatile("fnclex ; fwait"); \
task_thread_info(tsk)->status &= ~TS_USEDFPU; \
stts(); \
} \
@@ -113,7 +114,7 @@ static inline void save_init_fpu( struct task_struct *tsk )
__clear_fpu( tsk ); \
preempt_enable(); \
} while (0)
- \
+
/*
* FPU state interaction...
*/