vm: add kzalloc_node() inline (979b0fea) · Commits · 戴 / test

To get zeroed out memory from a particular NUMA node. To be used by sunrpc. Signed-off-by:

Jeff Layton <jlayton@redhat.com> Cc: Christoph Lameter <clameter@sgi.com> Cc: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by:

include/linux/slab.h

+11 −0

Original line number	Diff line number	Diff line
		@@ -276,6 +276,17 @@ static inline void *kzalloc(size_t size, gfp_t flags)
		return kmalloc(size, flags \| __GFP_ZERO);
		}

		/**
		* kzalloc_node - allocate zeroed memory from a particular memory node.
		* @size: how many bytes of memory are required.
		* @flags: the type of memory to allocate (see kmalloc).
		* @node: memory node from which to allocate
		*/
		static inline void *kzalloc_node(size_t size, gfp_t flags, int node)
		{
		return kmalloc_node(size, flags \| __GFP_ZERO, node);
		}

		#ifdef CONFIG_SLABINFO
		extern const struct seq_operations slabinfo_op;
		ssize_t slabinfo_write(struct file , const char __user , size_t, loff_t *);