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authorAndrew Morton <akpm@linux-foundation.org>2008-04-28 02:12:39 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 08:58:20 -0700
commitb45445684198a946b587732265692e6495993abf (patch)
tree0ffe64205f396bb00f6dfd3cbee630a1d0a975e7 /include
parentac6aadb24b7d4f0e54246732e221c102073412bf (diff)
mm: make early_pfn_to_nid() a C function
Fix this (sparc64) mm/sparse-vmemmap.c: In function `vmemmap_verify': mm/sparse-vmemmap.c:64: warning: unused variable `pfn' by switching to a C function which touches its arg. (reason 3,555 why macros are bad) Also, the `nid' arg was misnamed. Reviewed-by: Christoph Lameter <clameter@sgi.com> Acked-by: Andy Whitcroft <apw@shadowen.org> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Andi Kleen <ak@suse.de> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mmzone.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 498d6ceff2f..0aece6d8937 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -841,7 +841,10 @@ static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist,
#if !defined(CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID) && \
!defined(CONFIG_ARCH_POPULATES_NODE_MAP)
-#define early_pfn_to_nid(nid) (0UL)
+static inline unsigned long early_pfn_to_nid(unsigned long pfn)
+{
+ return 0;
+}
#endif
#ifdef CONFIG_FLATMEM