Signed-off-by: Avi Kivity <[EMAIL PROTECTED]> --- arch/x86/kvm/x86.c | 21 ++++++++++++++------- include/asm-x86/kvm_host.h | 3 +++ 2 files changed, 17 insertions(+), 7 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index cafed91..a1a6f0a 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1771,22 +1771,29 @@ mmio: return X86EMUL_UNHANDLEABLE; } -static int emulator_write_phys(struct kvm_vcpu *vcpu, gpa_t gpa, - const void *val, int bytes) +int __emulator_write_phys(struct kvm_vcpu *vcpu, gpa_t gpa, + const void *val, int bytes) { int ret; - down_read(&vcpu->kvm->slots_lock); ret = kvm_write_guest(vcpu->kvm, gpa, val, bytes); - if (ret < 0) { - up_read(&vcpu->kvm->slots_lock); + if (ret < 0) return 0; - } kvm_mmu_pte_write(vcpu, gpa, val, bytes); - up_read(&vcpu->kvm->slots_lock); return 1; } +static int emulator_write_phys(struct kvm_vcpu *vcpu, gpa_t gpa, + const void *val, int bytes) +{ + int ret; + + down_read(&vcpu->kvm->slots_lock); + ret =__emulator_write_phys(vcpu, gpa, val, bytes); + up_read(&vcpu->kvm->slots_lock); + return ret; +} + static int emulator_write_emulated_onepage(unsigned long addr, const void *val, unsigned int bytes, diff --git a/include/asm-x86/kvm_host.h b/include/asm-x86/kvm_host.h index 024b57c..0639010 100644 --- a/include/asm-x86/kvm_host.h +++ b/include/asm-x86/kvm_host.h @@ -430,6 +430,9 @@ void kvm_mmu_change_mmu_pages(struct kvm *kvm, unsigned int kvm_nr_mmu_pages); int load_pdptrs(struct kvm_vcpu *vcpu, unsigned long cr3); +int __emulator_write_phys(struct kvm_vcpu *vcpu, gpa_t gpa, + const void *val, int bytes); + enum emulation_result { EMULATE_DONE, /* no further processing */ EMULATE_DO_MMIO, /* kvm_run filled with mmio request */ -- 1.5.4.2 ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel