[thirdparty/u-boot.git] / lib / linux_compat.c


#include <common.h>
#include <memalign.h>
#include <linux/compat.h>

struct p_current cur = {
	.pid = 1,
};
__maybe_unused struct p_current *current = &cur;

unsigned long copy_from_user(void *dest, const void *src,
		     unsigned long count)
{
	memcpy((void *)dest, (void *)src, count);
	return 0;
}

void *kmalloc(size_t size, int flags)
{
	void *p;

	p = malloc_cache_aligned(size);
	if (flags & __GFP_ZERO)
		memset(p, 0, size);

	return p;
}

struct kmem_cache *get_mem(int element_sz)
{
	struct kmem_cache *ret;

	ret = memalign(ARCH_DMA_MINALIGN, sizeof(struct kmem_cache));
	ret->sz = element_sz;

	return ret;
}

void *kmem_cache_alloc(struct kmem_cache *obj, int flag)
{
	return malloc_cache_aligned(obj->sz);
}
Commit	Line	Data
0c06db59 HS	1
0c06db59 HS	2	#include <common.h>
e3332e1a	3	#include <memalign.h>
0c06db59 HS	4	#include <linux/compat.h>
	5
	6	struct p_current cur = {
	7	.pid = 1,
	8	};
	9	__maybe_unused struct p_current *current = &cur;
	10
	11	unsigned long copy_from_user(void dest, const void src,
	12	unsigned long count)
	13	{
	14	memcpy((void )dest, (void )src, count);
	15	return 0;
	16	}
	17
	18	void *kmalloc(size_t size, int flags)
	19	{
6b9f9ead	20	void *p;
0c06db59	21
e3332e1a	22	p = malloc_cache_aligned(size);
6b9f9ead MY	23	if (flags & __GFP_ZERO)
	24	memset(p, 0, size);
	25
	26	return p;
0c06db59 HS	27	}
0c06db59 HS	28
0c06db59 HS	29	struct kmem_cache *get_mem(int element_sz)
	30	{
	31	struct kmem_cache *ret;
	32
	33	ret = memalign(ARCH_DMA_MINALIGN, sizeof(struct kmem_cache));
	34	ret->sz = element_sz;
	35
	36	return ret;
	37	}
	38
	39	void kmem_cache_alloc(struct kmem_cache obj, int flag)
	40	{
e3332e1a	41	return malloc_cache_aligned(obj->sz);
0c06db59	42	}