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https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
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6253db055e
Multi-page allocations are always likely to fail. Since such failures are expected and non-critical in xfrm_hash_alloc, we shouldn't warn about them. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
42 lines
809 B
C
42 lines
809 B
C
/* xfrm_hash.c: Common hash table code.
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*
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* Copyright (C) 2006 David S. Miller (davem@davemloft.net)
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*/
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#include <linux/kernel.h>
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#include <linux/mm.h>
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#include <linux/bootmem.h>
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#include <linux/vmalloc.h>
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#include <linux/slab.h>
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#include <linux/xfrm.h>
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#include "xfrm_hash.h"
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struct hlist_head *xfrm_hash_alloc(unsigned int sz)
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{
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struct hlist_head *n;
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if (sz <= PAGE_SIZE)
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n = kmalloc(sz, GFP_KERNEL);
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else if (hashdist)
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n = __vmalloc(sz, GFP_KERNEL, PAGE_KERNEL);
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else
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n = (struct hlist_head *)
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__get_free_pages(GFP_KERNEL | __GFP_NOWARN,
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get_order(sz));
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if (n)
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memset(n, 0, sz);
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return n;
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}
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void xfrm_hash_free(struct hlist_head *n, unsigned int sz)
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{
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if (sz <= PAGE_SIZE)
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kfree(n);
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else if (hashdist)
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vfree(n);
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else
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free_pages((unsigned long)n, get_order(sz));
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}
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