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Commit 23f66e2d authored by Tejun Heo's avatar Tejun Heo
Browse files

Revert "powerpc: Replace __get_cpu_var uses" 

This reverts commit 5828f666 due to
build failure after merging with pending powerpc changes.

Link: http://lkml.kernel.org/g/20140827142243.6277eaff@canb.auug.org.au



Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Reported-by: default avatarStephen Rothwell <sfr@canb.auug.org.au>
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
parent 47405a25

arch/powerpc/include/asm/hardirq.h

+1 −3
Original line number Diff line number Diff line
@@ -21,9 +21,7 @@ DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat); 


#define __ARCH_IRQ_STAT



#define local_softirq_pending()	__this_cpu_read(irq_stat.__softirq_pending)

#define set_softirq_pending(x) __this_cpu_write(irq_stat._softirq_pending, (x))

#define or_softirq_pending(x) __this_cpu_or(irq_stat._softirq_pending, (x))

#define local_softirq_pending()	__get_cpu_var(irq_stat).__softirq_pending



static inline void ack_bad_irq(unsigned int irq)

{

arch/powerpc/include/asm/tlbflush.h

+2 −2
Original line number Diff line number Diff line
@@ -107,14 +107,14 @@ extern void __flush_tlb_pending(struct ppc64_tlb_batch *batch); 


static inline void arch_enter_lazy_mmu_mode(void)

{

	struct ppc64_tlb_batch *batch = this_cpu_ptr(&ppc64_tlb_batch);

	struct ppc64_tlb_batch *batch = &__get_cpu_var(ppc64_tlb_batch);



	batch->active = 1;

}



static inline void arch_leave_lazy_mmu_mode(void)

{

	struct ppc64_tlb_batch *batch = this_cpu_ptr(&ppc64_tlb_batch);

	struct ppc64_tlb_batch *batch = &__get_cpu_var(ppc64_tlb_batch);



	if (batch->index)

		__flush_tlb_pending(batch);

arch/powerpc/include/asm/xics.h

+4 −4
Original line number Diff line number Diff line
@@ -97,7 +97,7 @@ DECLARE_PER_CPU(struct xics_cppr, xics_cppr); 


static inline void xics_push_cppr(unsigned int vec)

{

	struct xics_cppr *os_cppr = this_cpu_ptr(&xics_cppr);

	struct xics_cppr *os_cppr = &__get_cpu_var(xics_cppr);



	if (WARN_ON(os_cppr->index >= MAX_NUM_PRIORITIES - 1))

		return;
@@ -110,7 +110,7 @@ static inline void xics_push_cppr(unsigned int vec) 


static inline unsigned char xics_pop_cppr(void)

{

	struct xics_cppr *os_cppr = this_cpu_ptr(&xics_cppr);

	struct xics_cppr *os_cppr = &__get_cpu_var(xics_cppr);



	if (WARN_ON(os_cppr->index < 1))

		return LOWEST_PRIORITY;
@@ -120,7 +120,7 @@ static inline unsigned char xics_pop_cppr(void) 


static inline void xics_set_base_cppr(unsigned char cppr)

{

	struct xics_cppr *os_cppr = this_cpu_ptr(&xics_cppr);

	struct xics_cppr *os_cppr = &__get_cpu_var(xics_cppr);



	/* we only really want to set the priority when there's

	 * just one cppr value on the stack
@@ -132,7 +132,7 @@ static inline void xics_set_base_cppr(unsigned char cppr) 


static inline unsigned char xics_cppr_top(void)

{

	struct xics_cppr *os_cppr = this_cpu_ptr(&xics_cppr);

	struct xics_cppr *os_cppr = &__get_cpu_var(xics_cppr);

	

	return os_cppr->stack[os_cppr->index];

}

arch/powerpc/kernel/dbell.c

+1 −1
Original line number Diff line number Diff line
@@ -41,7 +41,7 @@ void doorbell_exception(struct pt_regs *regs) 


	may_hard_irq_enable();



	__this_cpu_inc(irq_stat.doorbell_irqs);

	__get_cpu_var(irq_stat).doorbell_irqs++;



	smp_ipi_demux();

arch/powerpc/kernel/hw_breakpoint.c

+3 −3
Original line number Diff line number Diff line
@@ -63,7 +63,7 @@ int hw_breakpoint_slots(int type) 
int arch_install_hw_breakpoint(struct perf_event *bp)

{

	struct arch_hw_breakpoint *info = counter_arch_bp(bp);

	struct perf_event **slot = this_cpu_ptr(&bp_per_reg);

	struct perf_event **slot = &__get_cpu_var(bp_per_reg);



	*slot = bp;
@@ -88,7 +88,7 @@ int arch_install_hw_breakpoint(struct perf_event *bp) 
 */

void arch_uninstall_hw_breakpoint(struct perf_event *bp)

{

	struct perf_event **slot = this_cpu_ptr(&bp_per_reg);

	struct perf_event **slot = &__get_cpu_var(bp_per_reg);



	if (*slot != bp) {

		WARN_ONCE(1, "Can't find the breakpoint");
@@ -226,7 +226,7 @@ int __kprobes hw_breakpoint_handler(struct die_args *args) 
	 */

	rcu_read_lock();



	bp = __this_cpu_read(bp_per_reg);

	bp = __get_cpu_var(bp_per_reg);

	if (!bp)

		goto out;

	info = counter_arch_bp(bp);