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sched, sh: Fold finish_arch_switch() into switch_to()
The code looks buggy; why would we be restoring the previous task's DSP state after we've switched to the next task? Fix that and put the restore in switch_to(), removing the need for finish_arch_switch(). Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-kernel@vger.kernel.org Cc: michael@amarulasolutions.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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1 changed files with 2 additions and 6 deletions
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@ -78,6 +78,8 @@ do { \
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\
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if (is_dsp_enabled(prev)) \
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__save_dsp(prev); \
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if (is_dsp_enabled(next)) \
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__restore_dsp(next); \
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\
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__ts1 = (u32 *)&prev->thread.sp; \
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__ts2 = (u32 *)&prev->thread.pc; \
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@ -125,10 +127,4 @@ do { \
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last = __last; \
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} while (0)
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#define finish_arch_switch(prev) \
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do { \
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if (is_dsp_enabled(prev)) \
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__restore_dsp(prev); \
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} while (0)
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#endif /* __ASM_SH_SWITCH_TO_32_H */
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