[linux.git] / arch / sh / mm / sram.c

/*
 * SRAM pool for tiny memories not otherwise managed.
 *
 * Copyright (C) 2010  Paul Mundt
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <asm/sram.h>

/*
 * This provides a standard SRAM pool for tiny memories that can be
 * added either by the CPU or the platform code. Typical SRAM sizes
 * to be inserted in to the pool will generally be less than the page
 * size, with anything more reasonably sized handled as a NUMA memory
 * node.
 */
struct gen_pool *sram_pool;

static int __init sram_pool_init(void)
{
	/*
	 * This is a global pool, we don't care about node locality.
	 */
	sram_pool = gen_pool_create(1, -1);
	if (unlikely(!sram_pool))
		return -ENOMEM;

	return 0;
}
core_initcall(sram_pool_init);
Commit	Line	Data
c993487e PM	1	/*
	2	* SRAM pool for tiny memories not otherwise managed.
	3	*
	4	* Copyright (C) 2010 Paul Mundt
	5	*
	6	* This file is subject to the terms and conditions of the GNU General Public
	7	* License. See the file "COPYING" in the main directory of this archive
	8	* for more details.
	9	*/
	10	#include <linux/init.h>
	11	#include <linux/kernel.h>
f03c4866	12	#include <linux/errno.h>
c993487e PM	13	#include <asm/sram.h>
	14
	15	/*
	16	* This provides a standard SRAM pool for tiny memories that can be
	17	* added either by the CPU or the platform code. Typical SRAM sizes
	18	* to be inserted in to the pool will generally be less than the page
	19	* size, with anything more reasonably sized handled as a NUMA memory
	20	* node.
	21	*/
	22	struct gen_pool *sram_pool;
	23
	24	static int __init sram_pool_init(void)
	25	{
	26	/*
	27	* This is a global pool, we don't care about node locality.
	28	*/
	29	sram_pool = gen_pool_create(1, -1);
	30	if (unlikely(!sram_pool))
	31	return -ENOMEM;
	32
	33	return 0;
	34	}
	35	core_initcall(sram_pool_init);