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authorAkinobu Mita <akinobu.mita@gmail.com>2009-07-18 11:00:01 -0400
committerAvi Kivity <avi@redhat.com>2009-09-10 01:33:15 -0400
commitb792c344dfd57ee2cf737440e4a9b4a5bc39d1db (patch)
treef91b48042d1060bd761e7025d2b5c5b2960b4566 /arch/x86/kvm/x86.c
parent46a359e71526909a18a47aaf4347343d6d1d74b2 (diff)
KVM: x86: use kvm_get_gdt() and kvm_read_ldt()
Use kvm_get_gdt() and kvm_read_ldt() to reduce inline assembly code. Cc: Avi Kivity <avi@redhat.com> Cc: kvm@vger.kernel.org Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
-rw-r--r--arch/x86/kvm/x86.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 6277a316821e..c7ec0c921c01 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -132,13 +132,12 @@ unsigned long segment_base(u16 selector)
132 if (selector == 0) 132 if (selector == 0)
133 return 0; 133 return 0;
134 134
135 asm("sgdt %0" : "=m"(gdt)); 135 kvm_get_gdt(&gdt);
136 table_base = gdt.base; 136 table_base = gdt.base;
137 137
138 if (selector & 4) { /* from ldt */ 138 if (selector & 4) { /* from ldt */
139 u16 ldt_selector; 139 u16 ldt_selector = kvm_read_ldt();
140 140
141 asm("sldt %0" : "=g"(ldt_selector));
142 table_base = segment_base(ldt_selector); 141 table_base = segment_base(ldt_selector);
143 } 142 }
144 d = (struct desc_struct *)(table_base + (selector & ~7)); 143 d = (struct desc_struct *)(table_base + (selector & ~7));