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Diffstat (limited to 'include/asm-x86/desc.h')
-rw-r--r--include/asm-x86/desc.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/asm-x86/desc.h b/include/asm-x86/desc.h
index e17581a..5b6a05d 100644
--- a/include/asm-x86/desc.h
+++ b/include/asm-x86/desc.h
@@ -7,7 +7,8 @@
#include <asm/mmu.h>
#include <linux/smp.h>
-static inline void fill_ldt(struct desc_struct *desc, struct user_desc *info)
+static inline void fill_ldt(struct desc_struct *desc,
+ const struct user_desc *info)
{
desc->limit0 = info->limit & 0x0ffff;
desc->base0 = info->base_addr & 0x0000ffff;
@@ -275,10 +276,16 @@ static inline void load_LDT(mm_context_t *pc)
preempt_enable();
}
-static inline unsigned long get_desc_base(struct desc_struct *desc)
+static inline unsigned long get_desc_base(const struct desc_struct *desc)
{
return desc->base0 | ((desc->base1) << 16) | ((desc->base2) << 24);
}
+
+static inline unsigned long get_desc_limit(const struct desc_struct *desc)
+{
+ return desc->limit0 | (desc->limit << 16);
+}
+
static inline void _set_gate(int gate, unsigned type, void *addr,
unsigned dpl, unsigned ist, unsigned seg)
{