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authorAvi Kivity <avi@qumranet.com>2008-02-20 17:57:21 +0200
committerAvi Kivity <avi@qumranet.com>2008-04-27 11:53:24 +0300
commita5f61300c489e334ddf99781a13a7f8d4b580781 (patch)
tree54d9587f08ddfc847aebfdff17cb4d6e9ec25ad7 /arch/x86/kvm/x86.c
parentef2979bd98dac86ea6a4cd9bdd6820a466108017 (diff)
KVM: Use x86's segment descriptor struct instead of private definition
The x86 desc_struct unification allows us to remove segment_descriptor.h. Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
-rw-r--r--arch/x86/kvm/x86.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index b7c32f63671..a063f449a12 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -15,7 +15,6 @@
*/
#include <linux/kvm_host.h>
-#include "segment_descriptor.h"
#include "irq.h"
#include "mmu.h"
@@ -29,6 +28,7 @@
#include <asm/uaccess.h>
#include <asm/msr.h>
+#include <asm/desc.h>
#define MAX_IO_MSRS 256
#define CR0_RESERVED_BITS \
@@ -94,7 +94,7 @@ struct kvm_stats_debugfs_item debugfs_entries[] = {
unsigned long segment_base(u16 selector)
{
struct descriptor_table gdt;
- struct segment_descriptor *d;
+ struct desc_struct *d;
unsigned long table_base;
unsigned long v;
@@ -110,13 +110,12 @@ unsigned long segment_base(u16 selector)
asm("sldt %0" : "=g"(ldt_selector));
table_base = segment_base(ldt_selector);
}
- d = (struct segment_descriptor *)(table_base + (selector & ~7));
- v = d->base_low | ((unsigned long)d->base_mid << 16) |
- ((unsigned long)d->base_high << 24);
+ d = (struct desc_struct *)(table_base + (selector & ~7));
+ v = d->base0 | ((unsigned long)d->base1 << 16) |
+ ((unsigned long)d->base2 << 24);
#ifdef CONFIG_X86_64
- if (d->system == 0 && (d->type == 2 || d->type == 9 || d->type == 11))
- v |= ((unsigned long) \
- ((struct segment_descriptor_64 *)d)->base_higher) << 32;
+ if (d->s == 0 && (d->type == 2 || d->type == 9 || d->type == 11))
+ v |= ((unsigned long)((struct ldttss_desc64 *)d)->base3) << 32;
#endif
return v;
}