From dcce284a259373f9e5570f2e33f79eca84fcf565 Mon Sep 17 00:00:00 2001
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Thu, 18 Jun 2009 13:24:12 +1000
Subject: mm: Extend gfp masking to the page allocator

The page allocator also needs the masking of gfp flags during boot,
so this moves it out of slab/slub and uses it with the page allocator
as well.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 init/main.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'init')

diff --git a/init/main.c b/init/main.c
index 1a65fdd0631..09131ec090c 100644
--- a/init/main.c
+++ b/init/main.c
@@ -642,6 +642,10 @@ asmlinkage void __init start_kernel(void)
 				 "enabled early\n");
 	early_boot_irqs_on();
 	local_irq_enable();
+
+	/* Interrupts are enabled now so all GFP allocations are safe. */
+	set_gfp_allowed_mask(__GFP_BITS_MASK);
+
 	kmem_cache_init_late();
 
 	/*
-- 
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