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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-18 21:13:20 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-18 21:13:20 +0200 |
| commit | f6dc8ccaab6d8f63cbae1e6c73fe972b26f5376c (patch) | |
| tree | c5643fcdc884a8d0bfc3f1bc28039cab7394e5bc /arch/x86/mm/srat_64.c | |
| parent | x86: use generic per-device dma coherent allocator (diff) | |
| parent | Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff) | |
| download | linux-f6dc8ccaab6d8f63cbae1e6c73fe972b26f5376c.tar.xz linux-f6dc8ccaab6d8f63cbae1e6c73fe972b26f5376c.zip | |
Merge branch 'linus' into core/generic-dma-coherent
Conflicts:
kernel/Makefile
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm/srat_64.c')
| -rw-r--r-- | arch/x86/mm/srat_64.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c index 99649dccad28..1b4763e26ea9 100644 --- a/arch/x86/mm/srat_64.c +++ b/arch/x86/mm/srat_64.c @@ -100,7 +100,19 @@ static __init inline int srat_disabled(void) /* Callback for SLIT parsing */ void __init acpi_numa_slit_init(struct acpi_table_slit *slit) { - acpi_slit = slit; + unsigned length; + unsigned long phys; + + length = slit->header.length; + phys = find_e820_area(0, max_pfn_mapped<<PAGE_SHIFT, length, + PAGE_SIZE); + + if (phys == -1L) + panic(" Can not save slit!\n"); + + acpi_slit = __va(phys); + memcpy(acpi_slit, slit, length); + reserve_early(phys, phys + length, "ACPI SLIT"); } /* Callback for Proximity Domain -> LAPIC mapping */ @@ -299,7 +311,7 @@ static int __init nodes_cover_memory(const struct bootnode *nodes) pxmram = 0; } - e820ram = end_pfn - absent_pages_in_range(0, end_pfn); + e820ram = max_pfn - absent_pages_in_range(0, max_pfn); /* We seem to lose 3 pages somewhere. Allow a bit of slack. */ if ((long)(e820ram - pxmram) >= 1*1024*1024) { printk(KERN_ERR @@ -376,7 +388,7 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end) if (node == NUMA_NO_NODE) continue; if (!node_isset(node, node_possible_map)) - numa_set_node(i, NUMA_NO_NODE); + numa_clear_node(i); } numa_init_array(); return 0; @@ -495,6 +507,7 @@ int __node_distance(int a, int b) EXPORT_SYMBOL(__node_distance); +#if defined(CONFIG_MEMORY_HOTPLUG_SPARSE) || defined(CONFIG_ACPI_HOTPLUG_MEMORY) int memory_add_physaddr_to_nid(u64 start) { int i, ret = 0; @@ -506,4 +519,4 @@ int memory_add_physaddr_to_nid(u64 start) return ret; } EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); - +#endif |