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: change propagate_e820_map back to find_max_pfn -32bit - fix
Date: Tue, 3 Jun 2008 10:24:49 -0700 [thread overview]
Message-ID: <200806031024.50058.yhlu.kernel@gmail.com> (raw)
add memory_present calling for sparse and non numa
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Index: linux-2.6/arch/x86/kernel/setup_32.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/setup_32.c
+++ linux-2.6/arch/x86/kernel/setup_32.c
@@ -378,11 +378,13 @@ static unsigned long __init setup_memory
if (max_pfn > max_low_pfn) {
highstart_pfn = max_low_pfn;
}
+ memory_present(0, 0, highend_pfn);
printk(KERN_NOTICE "%ldMB HIGHMEM available.\n",
pages_to_mb(highend_pfn - highstart_pfn));
num_physpages = highend_pfn;
high_memory = (void *) __va(highstart_pfn * PAGE_SIZE - 1) + 1;
#else
+ memory_present(0, 0, max_low_pfn);
num_physpages = max_low_pfn;
high_memory = (void *) __va(max_low_pfn * PAGE_SIZE - 1) + 1;
#endif
next reply other threads:[~2008-06-03 17:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-03 17:24 Yinghai Lu [this message]
2008-06-04 10:25 ` [PATCH] x86: change propagate_e820_map back to find_max_pfn -32bit - fix Ingo Molnar
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