[15/18] Fallback for temporary order 2 allocation

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

Cc: Dan Williams <[email protected]>
Signed-off-by: Christoph Lameter <[email protected]>

---
 crypto/xor.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6/crypto/xor.c
===================================================================
--- linux-2.6.orig/crypto/xor.c	2007-10-03 18:11:20.000000000 -0700
+++ linux-2.6/crypto/xor.c	2007-10-03 18:12:14.000000000 -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 = (void *) __get_free_pages(GFP_VFALLBACK, 2);
 	if (!b1) {
 		printk(KERN_WARNING "xor: Yikes!  No memory available.\n");
 		return -ENOMEM;

-- 
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---

• References:
  • [00/18] Virtual Compound Page Support V2
    • From: Christoph Lameter <[email protected]>

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