diff options
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/mm/sram-alloc.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/blackfin/mm/sram-alloc.c b/arch/blackfin/mm/sram-alloc.c index 36376d8418f..fa54a4ee3d6 100644 --- a/arch/blackfin/mm/sram-alloc.c +++ b/arch/blackfin/mm/sram-alloc.c @@ -83,6 +83,14 @@ static struct kmem_cache *sram_piece_cache; static void __init l1sram_init(void) { unsigned int cpu; + unsigned long reserve; + +#ifdef CONFIG_SMP + reserve = 0; +#else + reserve = sizeof(struct l1_scratch_task_info); +#endif + for (cpu = 0; cpu < num_possible_cpus(); ++cpu) { per_cpu(free_l1_ssram_head, cpu).next = kmem_cache_alloc(sram_piece_cache, GFP_KERNEL); @@ -91,8 +99,8 @@ static void __init l1sram_init(void) return; } - per_cpu(free_l1_ssram_head, cpu).next->paddr = (void *)get_l1_scratch_start_cpu(cpu); - per_cpu(free_l1_ssram_head, cpu).next->size = L1_SCRATCH_LENGTH; + per_cpu(free_l1_ssram_head, cpu).next->paddr = (void *)get_l1_scratch_start_cpu(cpu) + reserve; + per_cpu(free_l1_ssram_head, cpu).next->size = L1_SCRATCH_LENGTH - reserve; per_cpu(free_l1_ssram_head, cpu).next->pid = 0; per_cpu(free_l1_ssram_head, cpu).next->next = NULL; |