linux-kernel - [PATCH] x86: remove all active before register them again after trimming

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Date:	Tue, 3 Jun 2008 01:43:24 -0700
From:	Yinghai Lu <yhlu.kernel@...il.com>
To:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86: remove all active before register them again after trimming - 64bit


so keep the early_node_map all right.

Signed-off-by: Yinghai Lu <yhlu.kernel@...il.com>

--- a/arch/x86/kernel/setup_64.c	2008-06-02 23:58:32.000000000 -0700
+++ b/arch/x86/kernel/setup_64.c	2008-06-02 23:59:52.000000000 -0700
@@ -382,6 +382,7 @@ void __init setup_arch(char **cmdline_p)
 	/* update e820 for memory not covered by WB MTRRs */
 	mtrr_bp_init();
 	if (mtrr_trim_uncached_memory(end_pfn)) {
+		remove_all_active_ranges();
 		e820_register_active_regions(0, 0, -1UL);
 		end_pfn = e820_end_of_ram();
 	}
--
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