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x86/ldt: Rework locking
[linux-2.6-microblaze.git]
/
arch
/
x86
/
include
/
asm
/
mmu_context.h
diff --git
a/arch/x86/include/asm/mmu_context.h
b/arch/x86/include/asm/mmu_context.h
index
c761624
..
4fdbe5e
100644
(file)
--- a/
arch/x86/include/asm/mmu_context.h
+++ b/
arch/x86/include/asm/mmu_context.h
@@
-132,6
+132,8
@@
void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk);
static inline int init_new_context(struct task_struct *tsk,
struct mm_struct *mm)
{
static inline int init_new_context(struct task_struct *tsk,
struct mm_struct *mm)
{
+ mutex_init(&mm->context.lock);
+
mm->context.ctx_id = atomic64_inc_return(&last_mm_ctx_id);
atomic64_set(&mm->context.tlb_gen, 0);
mm->context.ctx_id = atomic64_inc_return(&last_mm_ctx_id);
atomic64_set(&mm->context.tlb_gen, 0);