[PATCH 7/19] introduce ldt_desc type.

[Glauber de Oliveira Costa <gcosta@redhat.com>]

this patch introduces ldt_desc type to account for the differences
in the ldt descriptor in x86_64 and i386

Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
---
 include/asm-x86/desc_64.h   |    2 +-
 include/asm-x86/desc_defs.h |    4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/asm-x86/desc_64.h b/include/asm-x86/desc_64.h
index ffc6c06..8fe1b4c 100644
--- a/include/asm-x86/desc_64.h
+++ b/include/asm-x86/desc_64.h
@@ -113,7 +113,7 @@ static inline void store_idt(struct desc_ptr *dtr)
 static inline void set_tssldt_descriptor(void *ptr, unsigned long tss,
 					 unsigned type, unsigned size)
 {
-	struct ldttss_desc d;
+	struct ldttss_desc64 d;
 
 	memset(&d, 0, sizeof(d));
 	d.limit0 = size & 0xFFFF;
diff --git a/include/asm-x86/desc_defs.h b/include/asm-x86/desc_defs.h
index e502549..3a562d1 100644
--- a/include/asm-x86/desc_defs.h
+++ b/include/asm-x86/desc_defs.h
@@ -61,7 +61,7 @@ enum {
 };
 
 // LDT or TSS descriptor in the GDT. 16 bytes.
-struct ldttss_desc {
+struct ldttss_desc64 {
 	u16 limit0;
 	u16 base0;
 	unsigned base1 : 8, type : 5, dpl : 2, p : 1;
@@ -72,8 +72,10 @@ struct ldttss_desc {
 
 #ifdef CONFIG_X86_64
 typedef struct gate_struct64 gate_desc;
+typedef struct ldttss_desc64 ldt_desc;
 #else
 typedef struct desc_struct gate_desc;
+typedef struct desc_struct ldt_desc;
 #endif
 
 struct desc_ptr {
-- 
1.4.4.2

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