From: Yinghai Lu <yhlu.kernel@gmail.com>
To: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH] x86: e820 max_arch_pfn typo fix for 64 bit
Date: Wed, 4 Jun 2008 13:21:29 -0700 [thread overview]
Message-ID: <200806041321.30083.yhlu.kernel@gmail.com> (raw)
In-Reply-To: <200806031935.05202.yhlu.kernel@gmail.com>
should use right shift
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Index: linux-2.6/arch/x86/kernel/e820.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/e820.c
+++ linux-2.6/arch/x86/kernel/e820.c
@@ -771,7 +771,7 @@ u64 __init early_reserve_e820(u64 startt
# define MAX_ARCH_PFN (1ULL<<(32-PAGE_SHIFT))
# endif
#else /* CONFIG_X86_32 */
-# define MAX_ARCH_PFN MAXMEM<<PAGE_SHIFT
+# define MAX_ARCH_PFN MAXMEM>>PAGE_SHIFT
#endif
/*
next prev parent reply other threads:[~2008-06-04 20:21 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-03 17:25 [PATCH] x86: early check if one system is numaq v2 Yinghai Lu
2008-06-04 2:32 ` [PATCH] x86: numa32 make sure get kva space Yinghai Lu
2008-06-04 10:26 ` Ingo Molnar
2008-06-04 2:34 ` [PATCH] x86: move e820_register_active to e820.c Yinghai Lu
2008-06-04 2:35 ` [PATCH] x86: 32 bit use e820_register_active_regions Yinghai Lu
2008-06-04 7:39 ` [PATCH] x86: e820 merge parse mem/memmap Yinghai Lu
2008-06-04 10:27 ` [PATCH] x86: 32 bit use e820_register_active_regions Ingo Molnar
2008-06-04 20:21 ` Yinghai Lu [this message]
2008-06-04 22:47 ` [PATCH] x86: e820 max_arch_pfn typo fix for 64 bit H. Peter Anvin
2008-06-06 21:43 ` [PATCH] x86: shrink pages should check all Yinghai Lu
2008-06-07 1:53 ` [PATCH] x86: numa32 use find_e820_area to find KVA ram on node Yinghai Lu
2008-06-10 9:53 ` Ingo Molnar
2008-06-07 1:54 ` [PATCH] x86: fix fail with 64g above system with numa32 Yinghai Lu
2008-06-10 9:53 ` Ingo Molnar
2008-06-09 2:39 ` [PATCH] x86: shrink pages should check all v2 Yinghai Lu
2008-06-09 10:15 ` Ingo Molnar
2008-06-10 19:55 ` [PATCH] x86: e820 merge parse mem/memmap Yinghai Lu
2008-06-04 10:26 ` [PATCH] x86: move e820_register_active to e820.c Ingo Molnar
2008-06-04 10:25 ` [PATCH] x86: early check if one system is numaq v2 Ingo Molnar
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