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Diffstat (limited to 'arch/arm/kernel/smp_tlb.c')
-rw-r--r--arch/arm/kernel/smp_tlb.c27
1 files changed, 5 insertions, 22 deletions
diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c
index a98b62dca2fa..83ccca303df8 100644
--- a/arch/arm/kernel/smp_tlb.c
+++ b/arch/arm/kernel/smp_tlb.c
@@ -70,23 +70,6 @@ static inline void ipi_flush_bp_all(void *ignored)
local_flush_bp_all();
}
-#ifdef CONFIG_ARM_ERRATA_798181
-static int erratum_a15_798181(void)
-{
- unsigned int midr = read_cpuid_id();
-
- /* Cortex-A15 r0p0..r3p2 affected */
- if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2)
- return 0;
- return 1;
-}
-#else
-static int erratum_a15_798181(void)
-{
- return 0;
-}
-#endif
-
static void ipi_flush_tlb_a15_erratum(void *arg)
{
dmb();
@@ -121,7 +104,7 @@ void flush_tlb_all(void)
if (tlb_ops_need_broadcast())
on_each_cpu(ipi_flush_tlb_all, NULL, 1);
else
- local_flush_tlb_all();
+ __flush_tlb_all();
broadcast_tlb_a15_erratum();
}
@@ -130,7 +113,7 @@ void flush_tlb_mm(struct mm_struct *mm)
if (tlb_ops_need_broadcast())
on_each_cpu_mask(mm_cpumask(mm), ipi_flush_tlb_mm, mm, 1);
else
- local_flush_tlb_mm(mm);
+ __flush_tlb_mm(mm);
broadcast_tlb_mm_a15_erratum(mm);
}
@@ -143,7 +126,7 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
on_each_cpu_mask(mm_cpumask(vma->vm_mm), ipi_flush_tlb_page,
&ta, 1);
} else
- local_flush_tlb_page(vma, uaddr);
+ __flush_tlb_page(vma, uaddr);
broadcast_tlb_mm_a15_erratum(vma->vm_mm);
}
@@ -154,7 +137,7 @@ void flush_tlb_kernel_page(unsigned long kaddr)
ta.ta_start = kaddr;
on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
} else
- local_flush_tlb_kernel_page(kaddr);
+ __flush_tlb_kernel_page(kaddr);
broadcast_tlb_a15_erratum();
}
@@ -190,5 +173,5 @@ void flush_bp_all(void)
if (tlb_ops_need_broadcast())
on_each_cpu(ipi_flush_bp_all, NULL, 1);
else
- local_flush_bp_all();
+ __flush_bp_all();
}