From fb048927ad93420b6dd2eddcdde71ea7b6ff95e4 Mon Sep 17 00:00:00 2001 From: Jim Paradis Date: Mon, 12 Sep 2005 18:49:24 +0200 Subject: [PATCH] x86-64: Fix off by one in pfn_valid When I gave proposed the fix to pfn_valid() for RHEL4, Stephen Tweedie's sharp eyes caught this: Signed-off-by: Linus Torvalds --- include/asm-x86_64/mmzone.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/asm-x86_64/mmzone.h b/include/asm-x86_64/mmzone.h index 7684137..2ef43da 100644 --- a/include/asm-x86_64/mmzone.h +++ b/include/asm-x86_64/mmzone.h @@ -54,7 +54,7 @@ static inline __attribute__((pure)) int phys_to_nid(unsigned long addr) #define pfn_valid(pfn) ((pfn) >= num_physpages ? 0 : \ ({ u8 nid__ = pfn_to_nid(pfn); \ - nid__ != 0xff && (pfn) >= node_start_pfn(nid__) && (pfn) <= node_end_pfn(nid__); })) + nid__ != 0xff && (pfn) >= node_start_pfn(nid__) && (pfn) < node_end_pfn(nid__); })) #endif #define local_mapnr(kvaddr) \ -- cgit v1.1