linux-kernel - Re: [PATCH] Propagate new nonpanic bootmem macros to CONFIG_HAVE_ARCH_BOOTMEM

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Message-Id: <48A2B7BA.76E4.0078.0@novell.com>
Date:	Wed, 13 Aug 2008 09:30:18 +0100
From:	"Jan Beulich" <jbeulich@...ell.com>
To:	"Johannes Weiner" <hannes@...urebad.de>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	<dhowells@...hat.com>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Propagate new nonpanic bootmem macros to
	CONFIG_HAVE_ARCH_BOOTMEM_NODE

Sorry for not noticing this:
Acked-by: Jan Beulich <jbeulich@...ell.com>

>>> Johannes Weiner <hannes@...urebad.de> 13.08.08 10:17 >>>
Commit 74768ed833344b "page allocator: use no-panic variant of
alloc_bootmem() in alloc_large_system_hash()" introduced two new
_nopanic macros which are undefined for CONFIG_HAVE_ARCH_BOOTMEM_NODE.

Signed-off-by: Johannes Weiner <hannes@...urebad.de>
---

These macros are a mess... :(

diff --git a/include/asm-x86/mmzone_32.h b/include/asm-x86/mmzone_32.h
index b2298a2..5862e64 100644
--- a/include/asm-x86/mmzone_32.h
+++ b/include/asm-x86/mmzone_32.h
@@ -97,10 +97,16 @@ static inline int pfn_valid(int pfn)
 	reserve_bootmem_node(NODE_DATA(0), (addr), (size), (flags))
 #define alloc_bootmem(x) \
 	__alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
+#define alloc_bootmem_nopanic(x) \
+	__alloc_bootmem_node_nopanic(NODE_DATA(0), (x), SMP_CACHE_BYTES, \
+				__pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_low(x) \
 	__alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, 0)
 #define alloc_bootmem_pages(x) \
 	__alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
+#define alloc_bootmem_pages_nopanic(x) \
+	__alloc_bootmem_node_nopanic(NODE_DATA(0), (x), PAGE_SIZE, \
+				__pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_low_pages(x) \
 	__alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0)
 #define alloc_bootmem_node(pgdat, x)					\

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