2003-02-21 13:34:31

by Brian Gerst

[permalink] [raw]
Subject: [PATCH] Trival patch to i386 enter_lazy_tlb()

diff -urN linux-2.5.62-bk6/include/asm-i386/mmu_context.h linux/include/asm-i386/mmu_context.h
--- linux-2.5.62-bk6/include/asm-i386/mmu_context.h 2003-01-13 16:20:56.000000000 -0500
+++ linux/include/asm-i386/mmu_context.h 2003-02-21 08:32:36.000000000 -0500
@@ -13,18 +13,14 @@
int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
void destroy_context(struct mm_struct *mm);

-#ifdef CONFIG_SMP

static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk, unsigned cpu)
{
+#ifdef CONFIG_SMP
if (cpu_tlbstate[cpu].state == TLBSTATE_OK)
cpu_tlbstate[cpu].state = TLBSTATE_LAZY;
-}
-#else
-static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk, unsigned cpu)
-{
-}
#endif
+}

static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, struct task_struct *tsk, unsigned cpu)
{


Attachments:
lazytlb-1 (872.00 B)