[S390] switch_to: get rid of prev == next check

schedule() makes sure that prev != next before calling switch_to(). Therefore remove the redundant check. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

[S390] switch_to: get rid of prev == next check
schedule() makes sure that prev != next before calling switch_to(). Therefore remove the redundant check. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Heiko Carstens · Martin Schwidefsky
1 parent fdb6d070ef
Showing 1 changed file with 0 additions and 2 deletions Side-by-side Diff
arch/s390/include/asm/system.h
@@ -86,8 +86,6 @@
 }
  
 #define switch_to(prev,next,last) do {					\
-	if (prev == next)						\
-		break;							\
 	if (prev->mm) {							\
 		save_fp_regs(&prev->thread.fp_regs);			\
 		save_access_regs(&prev->thread.acrs[0]);		\
...	...	@@ -86,8 +86,6 @@
86	86	}
87	87
88	88	#define switch_to(prev,next,last) do { \
89		- if (prev == next) \
90		- break; \
91	89	if (prev->mm) { \
92	90	save_fp_regs(&prev->thread.fp_regs); \
93	91	save_access_regs(&prev->thread.acrs[0]); \