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| author | Sanjay Lal <sanjayl@kymasys.com> | 2012-11-21 18:34:11 -0800 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-05-08 03:55:36 +0200 |
| commit | f9afbd45b0d04e4e1f9bff0b9309f61bfd28491c (patch) | |
| tree | c2a47ceb77a9280920b0be14965e926c39557adb | |
| parent | f2e3656d23b7e2465da22966feef6170e9b28b2b (diff) | |
| download | op-kernel-dev-f9afbd45b0d04e4e1f9bff0b9309f61bfd28491c.zip op-kernel-dev-f9afbd45b0d04e4e1f9bff0b9309f61bfd28491c.tar.gz | |
MIPS: If KVM is enabled then use the KVM specific routine to flush the TLBs on a ASID wrap.
Signed-off-by: Sanjay Lal <sanjayl@kymasys.com>
Cc: kvm@vger.kernel.org
Cc: linux-mips@linux-mips.org
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/include/asm/mmu_context.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mmu_context.h b/arch/mips/include/asm/mmu_context.h index e81d719..c42562d 100644 --- a/arch/mips/include/asm/mmu_context.h +++ b/arch/mips/include/asm/mmu_context.h @@ -106,15 +106,21 @@ static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) static inline void get_new_mmu_context(struct mm_struct *mm, unsigned long cpu) { + extern void kvm_local_flush_tlb_all(void); unsigned long asid = asid_cache(cpu); if (! ((asid += ASID_INC) & ASID_MASK) ) { if (cpu_has_vtag_icache) flush_icache_all(); +#ifdef CONFIG_VIRTUALIZATION + kvm_local_flush_tlb_all(); /* start new asid cycle */ +#else local_flush_tlb_all(); /* start new asid cycle */ +#endif if (!asid) /* fix version if needed */ asid = ASID_FIRST_VERSION; } + cpu_context(cpu, mm) = asid_cache(cpu) = asid; } |
