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m68k/m68knommu: Remove dead SMP config option
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CONFIG_SMP doesn't exist in Kconfig (for this architecure), therefore
remove all references to it from the source.

Signed-off-by: Christian Dietrich <qy03fugy@stud.informatik.uni-erlangen.de>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
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Christian Dietrich authored and Geert Uytterhoeven committed Oct 22, 2010
1 parent a8a6aa0 commit 5bc5a70
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Showing 5 changed files with 1 addition and 17 deletions.
2 changes: 0 additions & 2 deletions arch/m68k/include/asm/system_mm.h
Original file line number Diff line number Diff line change
Expand Up @@ -205,9 +205,7 @@ static inline unsigned long __cmpxchg(volatile void *p, unsigned long old,
((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\
(unsigned long)(n), sizeof(*(ptr))))

#ifndef CONFIG_SMP
#include <asm-generic/cmpxchg.h>
#endif

#endif

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9 changes: 0 additions & 9 deletions arch/m68k/include/asm/system_no.h
Original file line number Diff line number Diff line change
Expand Up @@ -106,17 +106,10 @@ asmlinkage void resume(void);
#define wmb() asm volatile ("" : : :"memory")
#define set_mb(var, value) ({ (var) = (value); wmb(); })

#ifdef CONFIG_SMP
#define smp_mb() mb()
#define smp_rmb() rmb()
#define smp_wmb() wmb()
#define smp_read_barrier_depends() read_barrier_depends()
#else
#define smp_mb() barrier()
#define smp_rmb() barrier()
#define smp_wmb() barrier()
#define smp_read_barrier_depends() do { } while(0)
#endif

#define read_barrier_depends() ((void)0)

Expand Down Expand Up @@ -199,9 +192,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
(unsigned long)(n), sizeof(*(ptr))))
#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n))

#ifndef CONFIG_SMP
#include <asm-generic/cmpxchg.h>
#endif

#define arch_align_stack(x) (x)

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2 changes: 0 additions & 2 deletions arch/m68k/kernel/time.c
Original file line number Diff line number Diff line change
Expand Up @@ -42,9 +42,7 @@ static inline int set_rtc_mmss(unsigned long nowtime)
static irqreturn_t timer_interrupt(int irq, void *dummy)
{
do_timer(1);
#ifndef CONFIG_SMP
update_process_times(user_mode(get_irq_regs()));
#endif
profile_tick(CPU_PROFILING);

#ifdef CONFIG_HEARTBEAT
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2 changes: 0 additions & 2 deletions arch/m68k/sun3/sun3ints.c
Original file line number Diff line number Diff line change
Expand Up @@ -67,9 +67,7 @@ static irqreturn_t sun3_int5(int irq, void *dev_id)
intersil_clear();
#endif
do_timer(1);
#ifndef CONFIG_SMP
update_process_times(user_mode(get_irq_regs()));
#endif
if (!(kstat_cpu(0).irqs[irq] % 20))
sun3_leds(led_pattern[(kstat_cpu(0).irqs[irq] % 160) / 20]);
return IRQ_HANDLED;
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3 changes: 1 addition & 2 deletions arch/m68knommu/kernel/time.c
Original file line number Diff line number Diff line change
Expand Up @@ -50,9 +50,8 @@ irqreturn_t arch_timer_interrupt(int irq, void *dummy)

write_sequnlock(&xtime_lock);

#ifndef CONFIG_SMP
update_process_times(user_mode(get_irq_regs()));
#endif

return(IRQ_HANDLED);
}
#endif
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