[PATCH 22/31] mips/kvm: Split get_new_mmu_context into two parts.

From: David Daney
Date: Fri Jun 07 2013 - 19:09:24 EST


From: David Daney <david.daney@xxxxxxxxxx>

The new function (part) get_new_asid() can now be used from MIPSVZ code.

Signed-off-by: David Daney <david.daney@xxxxxxxxxx>
---
arch/mips/include/asm/mmu_context.h | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/arch/mips/include/asm/mmu_context.h b/arch/mips/include/asm/mmu_context.h
index 8201160..5609a32 100644
--- a/arch/mips/include/asm/mmu_context.h
+++ b/arch/mips/include/asm/mmu_context.h
@@ -108,8 +108,8 @@ static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)

#ifndef CONFIG_MIPS_MT_SMTC
/* Normal, classic MIPS get_new_mmu_context */
-static inline void
-get_new_mmu_context(struct mm_struct *mm, unsigned long cpu)
+static inline unsigned long
+get_new_asid(unsigned long cpu)
{
extern void kvm_local_flush_tlb_all(void);
unsigned long asid = asid_cache(cpu);
@@ -125,7 +125,13 @@ get_new_mmu_context(struct mm_struct *mm, unsigned long cpu)
if (!asid) /* fix version if needed */
asid = ASID_FIRST_VERSION;
}
+ return asid;
+}

+static inline void
+get_new_mmu_context(struct mm_struct *mm, unsigned long cpu)
+{
+ unsigned long asid = get_new_asid(cpu);
cpu_context(cpu, mm) = asid_cache(cpu) = asid;
}

--
1.7.11.7

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