diff options
| author | Bob Picco <bob.picco@hp.com> | 2005-11-05 17:25:54 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-14 19:55:18 -0800 |
| commit | d3ee871e63d0a0c70413dc0aa5534b8d6cd6ec37 (patch) | |
| tree | 79114c735614c4811d02ac9ccc81f6c9798a73ec /arch | |
| parent | 8893166ff8694f36655009aa9bf8e7f2e1c9339f (diff) | |
| download | op-kernel-dev-d3ee871e63d0a0c70413dc0aa5534b8d6cd6ec37.zip op-kernel-dev-d3ee871e63d0a0c70413dc0aa5534b8d6cd6ec37.tar.gz | |
[PATCH] x86_64: Fix sparse mem
Fix up booting with sparse mem enabled. Otherwise it would just
cause an early PANIC at boot.
Signed-off-by: Bob Picco <bob.picco@hp.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86_64/kernel/setup.c | 3 | ||||
| -rw-r--r-- | arch/x86_64/mm/numa.c | 18 |
2 files changed, 17 insertions, 4 deletions
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c index 40c77f6..750e01d 100644 --- a/arch/x86_64/kernel/setup.c +++ b/arch/x86_64/kernel/setup.c @@ -412,7 +412,6 @@ contig_initmem_init(unsigned long start_pfn, unsigned long end_pfn) { unsigned long bootmap_size, bootmap; - memory_present(0, start_pfn, end_pfn); bootmap_size = bootmem_bootmap_pages(end_pfn)<<PAGE_SHIFT; bootmap = find_e820_area(0, end_pfn<<PAGE_SHIFT, bootmap_size); if (bootmap == -1L) @@ -659,8 +658,6 @@ void __init setup_arch(char **cmdline_p) } #endif - sparse_init(); - paging_init(); check_ioapic(); diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c index 629ff06..a828a01 100644 --- a/arch/x86_64/mm/numa.c +++ b/arch/x86_64/mm/numa.c @@ -113,7 +113,6 @@ void __init setup_node_bootmem(int nodeid, unsigned long start, unsigned long en start_pfn = start >> PAGE_SHIFT; end_pfn = end >> PAGE_SHIFT; - memory_present(nodeid, start_pfn, end_pfn); nodedata_phys = find_e820_area(start, end, pgdat_size); if (nodedata_phys == -1L) panic("Cannot find memory pgdat in node %d\n", nodeid); @@ -285,9 +284,26 @@ unsigned long __init numa_free_all_bootmem(void) return pages; } +#ifdef CONFIG_SPARSEMEM +static void __init arch_sparse_init(void) +{ + int i; + + for_each_online_node(i) + memory_present(i, node_start_pfn(i), node_end_pfn(i)); + + sparse_init(); +} +#else +#define arch_sparse_init() do {} while (0) +#endif + void __init paging_init(void) { int i; + + arch_sparse_init(); + for_each_online_node(i) { setup_node_zones(i); } |
