diff options
Diffstat (limited to 'mm/slab.c')
-rw-r--r-- | mm/slab.c | 44 |
1 files changed, 26 insertions, 18 deletions
diff --git a/mm/slab.c b/mm/slab.c index e9f92987954..37961d1f584 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -284,7 +284,7 @@ struct kmem_list3 { * Need this for bootstrapping a per node allocator. */ #define NUM_INIT_LISTS (3 * MAX_NUMNODES) -struct kmem_list3 __initdata initkmem_list3[NUM_INIT_LISTS]; +static struct kmem_list3 __initdata initkmem_list3[NUM_INIT_LISTS]; #define CACHE_CACHE 0 #define SIZE_AC MAX_NUMNODES #define SIZE_L3 (2 * MAX_NUMNODES) @@ -3653,11 +3653,18 @@ void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags) EXPORT_SYMBOL(kmem_cache_alloc); #ifdef CONFIG_TRACING -void *kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags) +void * +kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags) { - return __cache_alloc(cachep, flags, __builtin_return_address(0)); + void *ret; + + ret = __cache_alloc(cachep, flags, __builtin_return_address(0)); + + trace_kmalloc(_RET_IP_, ret, + size, slab_buffer_size(cachep), flags); + return ret; } -EXPORT_SYMBOL(kmem_cache_alloc_notrace); +EXPORT_SYMBOL(kmem_cache_alloc_trace); #endif #ifdef CONFIG_NUMA @@ -3675,31 +3682,32 @@ void *kmem_cache_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid) EXPORT_SYMBOL(kmem_cache_alloc_node); #ifdef CONFIG_TRACING -void *kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, - gfp_t flags, - int nodeid) +void *kmem_cache_alloc_node_trace(size_t size, + struct kmem_cache *cachep, + gfp_t flags, + int nodeid) { - return __cache_alloc_node(cachep, flags, nodeid, + void *ret; + + ret = __cache_alloc_node(cachep, flags, nodeid, __builtin_return_address(0)); + trace_kmalloc_node(_RET_IP_, ret, + size, slab_buffer_size(cachep), + flags, nodeid); + return ret; } -EXPORT_SYMBOL(kmem_cache_alloc_node_notrace); +EXPORT_SYMBOL(kmem_cache_alloc_node_trace); #endif static __always_inline void * __do_kmalloc_node(size_t size, gfp_t flags, int node, void *caller) { struct kmem_cache *cachep; - void *ret; cachep = kmem_find_general_cachep(size, flags); if (unlikely(ZERO_OR_NULL_PTR(cachep))) return cachep; - ret = kmem_cache_alloc_node_notrace(cachep, flags, node); - - trace_kmalloc_node((unsigned long) caller, ret, - size, cachep->buffer_size, flags, node); - - return ret; + return kmem_cache_alloc_node_trace(size, cachep, flags, node); } #if defined(CONFIG_DEBUG_SLAB) || defined(CONFIG_TRACING) @@ -4045,7 +4053,7 @@ static int enable_cpucache(struct kmem_cache *cachep, gfp_t gfp) * necessary. Note that the l3 listlock also protects the array_cache * if drain_array() is used on the shared array. */ -void drain_array(struct kmem_cache *cachep, struct kmem_list3 *l3, +static void drain_array(struct kmem_cache *cachep, struct kmem_list3 *l3, struct array_cache *ac, int force, int node) { int tofree; @@ -4309,7 +4317,7 @@ static const struct seq_operations slabinfo_op = { * @count: data length * @ppos: unused */ -ssize_t slabinfo_write(struct file *file, const char __user * buffer, +static ssize_t slabinfo_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char kbuf[MAX_SLABINFO_WRITE + 1], *tmp; |