[09/14] vcompound: crypto: Fallback for temporary order 2 allocation

[Christoph Lameter]

The crypto subsystem needs an order 2 allocation. This is a temporary buffer
for xoring data so we can safely allow fallback.

Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
---
 crypto/xor.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: linux-2.6.25-rc5-mm1/crypto/xor.c
===================================================================
--- linux-2.6.25-rc5-mm1.orig/crypto/xor.c	2008-03-20 18:04:44.649120096 -0700
+++ linux-2.6.25-rc5-mm1/crypto/xor.c	2008-03-20 19:41:35.383789613 -0700
@@ -101,7 +101,7 @@ calibrate_xor_blocks(void)
 	void *b1, *b2;
 	struct xor_block_template *f, *fastest;
 
-	b1 = (void *) __get_free_pages(GFP_KERNEL, 2);
+	b1 = __alloc_vcompound(GFP_KERNEL, 2);
 	if (!b1) {
 		printk(KERN_WARNING "xor: Yikes!  No memory available.\n");
 		return -ENOMEM;
@@ -140,7 +140,7 @@ calibrate_xor_blocks(void)
 
 #undef xor_speed
 
-	free_pages((unsigned long)b1, 2);
+	__free_vcompound(b1);
 
 	active_template = fastest;
 	return 0;

-- 
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