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-rw-r--r--include/asm-mips/system.h12
1 files changed, 5 insertions, 7 deletions
diff --git a/include/asm-mips/system.h b/include/asm-mips/system.h
index bb0b289dbc9e..9b3a8dd2c3db 100644
--- a/include/asm-mips/system.h
+++ b/include/asm-mips/system.h
@@ -44,7 +44,7 @@ struct task_struct;
* different thread.
*/
-#define switch_to(prev,next,last) \
+#define __mips_mt_fpaff_switch_to(prev) \
do { \
if (cpu_has_fpu && \
(prev->thread.mflags & MF_FPUBOUND) && \
@@ -52,24 +52,22 @@ do { \
prev->thread.mflags &= ~MF_FPUBOUND; \
prev->cpus_allowed = prev->thread.user_cpus_allowed; \
} \
- if (cpu_has_dsp) \
- __save_dsp(prev); \
next->thread.emulated_fp = 0; \
- (last) = resume(prev, next, task_thread_info(next)); \
- if (cpu_has_dsp) \
- __restore_dsp(current); \
} while(0)
#else
+#define __mips_mt_fpaff_switch_to(prev) do { (prev); } while (0)
+#endif
+
#define switch_to(prev,next,last) \
do { \
+ __mips_mt_fpaff_switch_to(prev); \
if (cpu_has_dsp) \
__save_dsp(prev); \
(last) = resume(prev, next, task_thread_info(next)); \
if (cpu_has_dsp) \
__restore_dsp(current); \
} while(0)
-#endif
/*
* On SMP systems, when the scheduler does migration-cost autodetection,