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#include <common.h>
#include <malloc.h>
#include <memalign.h>
#include <asm/cache.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 (p && 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);
}
/**
* kmemdup - duplicate region of memory
*
* @src: memory region to duplicate
* @len: memory region length
* @gfp: GFP mask to use
*
* Return: newly allocated copy of @src or %NULL in case of error
*/
void *kmemdup(const void *src, size_t len, gfp_t gfp)
{
void *p;
p = kmalloc(len, gfp);
if (p)
memcpy(p, src, len);
return p;
}
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