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OpenCloudOS-Kernel
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KVM: Use ARRAY_SIZE macro instead of manual calculation. 

Signed-off-by: Ahmed S. Darwish <darwish.07@gmail.com>
Signed-off-by: Dor Laor <dor.laor@qumranet.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Ahmed S. Darwish 2007-02-19 14:37:46 +02:00 committed by Avi Kivity
parent de979caacc
commit 9d8f549dc6
3 changed files with 7 additions and 4 deletions
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3
drivers/kvm/kvm_svm.h
View File

@ -1,6 +1,7 @@
#ifndef __KVM_SVM_H
#define __KVM_SVM_H
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/list.h>
#include <asm/msr.h>
@ -18,7 +19,7 @@ static const u32 host_save_msrs[] = {
MSR_IA32_LASTBRANCHTOIP, MSR_IA32_LASTINTFROMIP,MSR_IA32_LASTINTTOIP,*/
};
#define NR_HOST_SAVE_MSRS (sizeof(host_save_msrs) / sizeof(*host_save_msrs))
#define NR_HOST_SAVE_MSRS ARRAY_SIZE(host_save_msrs)
#define NUM_DB_REGS 4
struct vcpu_svm {

5
drivers/kvm/svm.c
View File

@ -15,6 +15,7 @@
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/vmalloc.h>
#include <linux/highmem.h>
#include <linux/profile.h>
@ -75,7 +76,7 @@ struct svm_init_data {
static u32 msrpm_ranges[] = {0, 0xc0000000, 0xc0010000};
#define NUM_MSR_MAPS (sizeof(msrpm_ranges) / sizeof(*msrpm_ranges))
#define NUM_MSR_MAPS ARRAY_SIZE(msrpm_ranges)
#define MSRS_RANGE_SIZE 2048
#define MSRS_IN_RANGE (MSRS_RANGE_SIZE * 8 / 2)
@ -1297,7 +1298,7 @@ static int handle_exit(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
__FUNCTION__, vcpu->svm->vmcb->control.exit_int_info,
exit_code);
if (exit_code >= sizeof(svm_exit_handlers) / sizeof(*svm_exit_handlers)
if (exit_code >= ARRAY_SIZE(svm_exit_handlers)
|| svm_exit_handlers[exit_code] == 0) {
kvm_run->exit_reason = KVM_EXIT_UNKNOWN;
printk(KERN_ERR "%s: 0x%x @ 0x%llx cr0 0x%lx rflags 0x%llx\n",

3
drivers/kvm/vmx.c
View File

@ -19,6 +19,7 @@
#include "vmx.h"
#include "kvm_vmx.h"
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/highmem.h>
#include <linux/profile.h>
@ -75,7 +76,7 @@ static const u32 vmx_msr_index[] = {
#endif
MSR_EFER, MSR_K6_STAR,
};
#define NR_VMX_MSR (sizeof(vmx_msr_index) / sizeof(*vmx_msr_index))
#define NR_VMX_MSR ARRAY_SIZE(vmx_msr_index)
static inline int is_page_fault(u32 intr_info)
{