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| author | Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> | 2011-11-28 20:43:18 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-12-27 11:22:10 +0200 |
| commit | d750ea28865dbff6a73444358d189dd811c68c50 (patch) | |
| tree | e1fe75c51e8569412d2eeb9de289daede66046ae | |
| parent | e459e3228dc57f7160e564ce0f09edb5bee656d3 (diff) | |
| download | talos-op-linux-d750ea28865dbff6a73444358d189dd811c68c50.tar.gz talos-op-linux-d750ea28865dbff6a73444358d189dd811c68c50.zip | |
KVM: MMU: remove oos_shadow parameter
The unsync code should be stable now, maybe it is the time to remove this
parameter to cleanup the code a little bit
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
| -rw-r--r-- | Documentation/kernel-parameters.txt | 3 | ||||
| -rw-r--r-- | arch/x86/kvm/mmu.c | 5 |
2 files changed, 0 insertions, 8 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 81c287fad79d..6e7cce096e6b 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1178,9 +1178,6 @@ bytes respectively. Such letter suffixes can also be entirely omitted. kvm.ignore_msrs=[KVM] Ignore guest accesses to unhandled MSRs. Default is 0 (don't ignore, but inject #GP) - kvm.oos_shadow= [KVM] Disable out-of-sync shadow paging. - Default is 1 (enabled) - kvm.mmu_audit= [KVM] This is a R/W parameter which allows audit KVM MMU at runtime. Default is 0 (off) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 262a3af1f0ec..b1178d1bb8f5 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -93,9 +93,6 @@ static int dbg = 0; module_param(dbg, bool, 0644); #endif -static int oos_shadow = 1; -module_param(oos_shadow, bool, 0644); - #ifndef MMU_DEBUG #define ASSERT(x) do { } while (0) #else @@ -2196,8 +2193,6 @@ static int mmu_need_write_protect(struct kvm_vcpu *vcpu, gfn_t gfn, return 1; if (!need_unsync && !s->unsync) { - if (!oos_shadow) - return 1; need_unsync = true; } } |
