Messages in this thread Patch in this message | | | Date | Mon, 15 Nov 2004 20:37:28 +0000 (GMT) | From | Hugh Dickins <> | Subject | [PATCH] low discontig highmem_start_page |
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In the case of i386 CONFIG_DISCONTIGMEM CONFIG_HIGHMEM without highmem, highmem_start_page was wrongly initialized (from a NULL zone_mem_map), causing __change_page_attr to BUG on boot.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
--- 2.6.10-rc2/arch/i386/mm/discontig.c 2004-11-15 16:20:26.000000000 +0000 +++ linux/arch/i386/mm/discontig.c 2004-11-15 17:01:26.000000000 +0000 @@ -468,7 +468,7 @@ void __init set_max_mapnr_init(void) if (high0->spanned_pages > 0) highmem_start_page = high0->zone_mem_map; else - highmem_start_page = pfn_to_page(max_low_pfn+1); + highmem_start_page = pfn_to_page(max_low_pfn - 1) + 1; num_physpages = highend_pfn; #else num_physpages = max_low_pfn; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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