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| author | Scott Wood <scottwood@freescale.com> | 2011-08-18 22:25:16 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-03-05 13:52:23 +0100 |
| commit | 90b92a6f51af9adf8c44e8ab3f435b336e5ba6ff (patch) | |
| tree | c991452e7e93f256ac991e4551c78f2936bd34ba | |
| parent | KVM: PPC: e500: don't translate gfn to pfn with preemption disabled (diff) | |
| download | linux-90b92a6f51af9adf8c44e8ab3f435b336e5ba6ff.tar.xz linux-90b92a6f51af9adf8c44e8ab3f435b336e5ba6ff.zip | |
KVM: PPC: e500: Eliminate preempt_disable in local_sid_destroy_all
The only place it makes sense to call this function already needs
to have preemption disabled.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
| -rw-r--r-- | arch/powerpc/kvm/e500_tlb.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c index 22624a7ae821..b976d8025e58 100644 --- a/arch/powerpc/kvm/e500_tlb.c +++ b/arch/powerpc/kvm/e500_tlb.c @@ -116,13 +116,11 @@ static inline int local_sid_lookup(struct id *entry) return -1; } -/* Invalidate all id mappings on local core */ +/* Invalidate all id mappings on local core -- call with preempt disabled */ static inline void local_sid_destroy_all(void) { - preempt_disable(); __get_cpu_var(pcpu_last_used_sid) = 0; memset(&__get_cpu_var(pcpu_sids), 0, sizeof(__get_cpu_var(pcpu_sids))); - preempt_enable(); } static void *kvmppc_e500_id_table_alloc(struct kvmppc_vcpu_e500 *vcpu_e500) |