Revision de46c33745f5e2ad594c72f2cf5f490861b16ce1 authored by Linus Torvalds on 26 April 2007, 03:08:32 UTC, committed by Linus Torvalds on 26 April 2007, 03:08:32 UTC
.. ok, enough waffling about it already. "Just do it!" Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 2fb90b1
xfrm_hash.c
/* xfrm_hash.c: Common hash table code.
*
* Copyright (C) 2006 David S. Miller (davem@davemloft.net)
*/
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/bootmem.h>
#include <linux/vmalloc.h>
#include <linux/slab.h>
#include <linux/xfrm.h>
#include "xfrm_hash.h"
struct hlist_head *xfrm_hash_alloc(unsigned int sz)
{
struct hlist_head *n;
if (sz <= PAGE_SIZE)
n = kmalloc(sz, GFP_KERNEL);
else if (hashdist)
n = __vmalloc(sz, GFP_KERNEL, PAGE_KERNEL);
else
n = (struct hlist_head *)
__get_free_pages(GFP_KERNEL, get_order(sz));
if (n)
memset(n, 0, sz);
return n;
}
void xfrm_hash_free(struct hlist_head *n, unsigned int sz)
{
if (sz <= PAGE_SIZE)
kfree(n);
else if (hashdist)
vfree(n);
else
free_pages((unsigned long)n, get_order(sz));
}
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