From edd8a97e6e89ee2edc86e21db6253a73741f3c72 Mon Sep 17 00:00:00 2001 From: Barry Song Date: Tue, 29 Jun 2010 08:55:29 +0000 Subject: [PATCH] blackfin: restore L1 base address and length Restore L1 base address and length to 0 after free else the value will be wrong. Signed-off-by: Barry Song Signed-off-by: Bob Liu --- arch/blackfin/include/asm/mmu_context.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/blackfin/include/asm/mmu_context.h b/arch/blackfin/include/asm/mmu_context.h index 3828c70..15b16d3 100644 --- a/arch/blackfin/include/asm/mmu_context.h +++ b/arch/blackfin/include/asm/mmu_context.h @@ -30,8 +30,11 @@ extern void *l1sram_alloc_max(void*); static inline void free_l1stack(void) { nr_l1stack_tasks--; - if (nr_l1stack_tasks == 0) + if (nr_l1stack_tasks == 0) { l1sram_free(l1_stack_base); + l1_stack_base = NULL; + l1_stack_len = 0; + } } static inline unsigned long -- 2.7.4