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hv: no need to return error when inject GP

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GP fault is a normal case,no need to return error.

Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Mingqiang Chi
2018-07-10 13:08:24 +08:00
committed by lijinxia
parent 809eb9f6ca
commit 2686fe76bc
4 changed files with 12 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
hypervisor/arch/x86/vmexit.c
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@@ -308,7 +308,7 @@ static int xsetbv_vmexit_handler(struct vcpu *vcpu)
val64 = exec_vmread(VMX_GUEST_CR4);
if ((val64 & CR4_OSXSAVE) == 0U) {
vcpu_inject_gp(vcpu, 0U);
return -1;
return 0;
}
idx = vcpu->arch_vcpu.cur_context;
@@ -320,7 +320,7 @@ static int xsetbv_vmexit_handler(struct vcpu *vcpu)
/*to access XCR0,'rcx' should be 0*/
if (ctx_ptr->guest_cpu_regs.regs.rcx != 0UL) {
vcpu_inject_gp(vcpu, 0U);
return -1;
return 0;
}
val64 = ((ctx_ptr->guest_cpu_regs.regs.rax) & 0xffffffffUL) |
@@ -329,7 +329,7 @@ static int xsetbv_vmexit_handler(struct vcpu *vcpu)
/*bit 0(x87 state) of XCR0 can't be cleared*/
if ((val64 & 0x01UL) == 0UL) {
vcpu_inject_gp(vcpu, 0U);
return -1;
return 0;
}
/*XCR0[2:1] (SSE state & AVX state) can't not be
@@ -338,7 +338,7 @@ static int xsetbv_vmexit_handler(struct vcpu *vcpu)
**/
if (((val64 >> 1UL) & 0x3UL) == 0x2UL) {
vcpu_inject_gp(vcpu, 0U);
return -1;
return 0;
}
write_xcr(0, val64);