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-rw-r--r--arch/powerpc/Kconfig1
-rw-r--r--arch/powerpc/include/asm/io.h2
-rw-r--r--arch/powerpc/kernel/irq.c4
3 files changed, 4 insertions, 3 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index a4f8a5276e5c..88a738117312 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -277,7 +277,6 @@ config PPC
select SYSCTL_EXCEPTION_TRACE
select THREAD_INFO_IN_TASK
select TRACE_IRQFLAGS_SUPPORT
- select VIRT_TO_BUS if !PPC64
#
# Please keep this list sorted alphabetically.
#
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
index c5a5f7c9b231..73fcd5cdb662 100644
--- a/arch/powerpc/include/asm/io.h
+++ b/arch/powerpc/include/asm/io.h
@@ -985,8 +985,6 @@ static inline void * bus_to_virt(unsigned long address)
}
#define bus_to_virt bus_to_virt
-#define page_to_bus(page) (page_to_phys(page) + PCI_DRAM_OFFSET)
-
#endif /* CONFIG_PPC32 */
/* access ports */
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index dd09919c3c66..0822a274a549 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -611,6 +611,7 @@ static inline void check_stack_overflow(void)
}
}
+#ifndef CONFIG_PREEMPT_RT
static __always_inline void call_do_softirq(const void *sp)
{
/* Temporarily switch r1 to sp, call __do_softirq() then restore r1. */
@@ -629,6 +630,7 @@ static __always_inline void call_do_softirq(const void *sp)
"r11", "r12"
);
}
+#endif
static __always_inline void call_do_irq(struct pt_regs *regs, void *sp)
{
@@ -747,10 +749,12 @@ void *mcheckirq_ctx[NR_CPUS] __read_mostly;
void *softirq_ctx[NR_CPUS] __read_mostly;
void *hardirq_ctx[NR_CPUS] __read_mostly;
+#ifndef CONFIG_PREEMPT_RT
void do_softirq_own_stack(void)
{
call_do_softirq(softirq_ctx[smp_processor_id()]);
}
+#endif
irq_hw_number_t virq_to_hw(unsigned int virq)
{