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hv: treewide: fix 'Array has no bounds specified'

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- explicitly declare the array size to fix the violation 'Array has no
  bounds specified'

- minor changes for comments style

v1 -> v2:
 * add the definition for exit reasons from 0x39 to 0x40 based on "SDM
    APPENDIX C VMX BASIC EXIT REASONS"

Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This commit is contained in:
Shiqing Gao
2018-07-20 11:53:09 +08:00
committed by lijinxia
parent af194bcd00
commit fb8bce1ba7
6 changed files with 42 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
hypervisor/arch/x86/virq.c
View File

@@ -15,7 +15,7 @@
#define EXCEPTION_CLASS_CONT 2
#define EXCEPTION_CLASS_PF 3
static const uint16_t exception_type[] = {
static const uint16_t exception_type[32] = {
[0] = VMX_INT_TYPE_HW_EXP,
[1] = VMX_INT_TYPE_HW_EXP,
[2] = VMX_INT_TYPE_HW_EXP,

29
hypervisor/arch/x86/vmexit.c
View File

@@ -6,10 +6,17 @@
#include <hypervisor.h>
/*
* According to "SDM APPENDIX C VMX BASIC EXIT REASONS",
* there are 65 Basic Exit Reasons.
*/
#define NR_VMX_EXIT_REASONS 65U
static int unhandled_vmexit_handler(struct vcpu *vcpu);
static int xsetbv_vmexit_handler(struct vcpu *vcpu);
/* VM Dispatch table for Exit condition handling */
static const struct vm_exit_dispatch dispatch_table[] = {
static const struct vm_exit_dispatch dispatch_table[NR_VMX_EXIT_REASONS] = {
[VMX_EXIT_REASON_EXCEPTION_OR_NMI] = {
.handler = exception_vmexit_handler},
[VMX_EXIT_REASON_EXTERNAL_INTERRUPT] = {
@@ -125,7 +132,23 @@ static const struct vm_exit_dispatch dispatch_table[] = {
.handler = xsetbv_vmexit_handler},
[VMX_EXIT_REASON_APIC_WRITE] = {
.handler = apic_write_vmexit_handler,
.need_exit_qualification = 1}
.need_exit_qualification = 1},
[VMX_EXIT_REASON_RDRAND] = {
.handler = unhandled_vmexit_handler},
[VMX_EXIT_REASON_INVPCID] = {
.handler = unhandled_vmexit_handler},
[VMX_EXIT_REASON_VMFUNC] = {
.handler = unhandled_vmexit_handler},
[VMX_EXIT_REASON_ENCLS] = {
.handler = unhandled_vmexit_handler},
[VMX_EXIT_REASON_RDSEED] = {
.handler = unhandled_vmexit_handler},
[VMX_EXIT_REASON_PAGE_MODIFICATION_LOG_FULL] = {
.handler = unhandled_vmexit_handler},
[VMX_EXIT_REASON_XSAVES] = {
.handler = unhandled_vmexit_handler},
[VMX_EXIT_REASON_XRSTORS] = {
.handler = unhandled_vmexit_handler}
};
int vmexit_handler(struct vcpu *vcpu)
@@ -242,7 +265,7 @@ int cr_access_vmexit_handler(struct vcpu *vcpu)
uint64_t *regptr;
struct run_context *cur_context =
&vcpu->arch_vcpu.contexts[vcpu->arch_vcpu.cur_context];
static const int reg_trans_tab[] = {
static const int reg_trans_tab[16] = {
[0] = CPU_CONTEXT_INDEX_RAX,
[1] = CPU_CONTEXT_INDEX_RCX,
[2] = CPU_CONTEXT_INDEX_RDX,