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| author | Tejun Heo <tj@kernel.org> | 2011-04-05 02:23:58 +0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2011-04-07 04:57:44 +0400 |
| commit | 1d85b61baf0334dd6bb88261bec42b808204d694 (patch) | |
| tree | adbd8ea60cb19c5137b5691e028c4df8e1b8a6fb /arch/x86/mm | |
| parent | b2e3e4fa3eee752b893687783f2a427106c93423 (diff) | |
| download | linux-1d85b61baf0334dd6bb88261bec42b808204d694.tar.xz | |
x86-32, numa: Remove now useless node_remap_offset[]
With lowmem address reservation moved into init_alloc_remap(),
node_remap_offset[] is no longer useful. Remove it and related offset
handling code.
Signed-off-by: Tejun Heo <tj@kernel.org>
Link: http://lkml.kernel.org/r/1301955840-7246-13-git-send-email-tj@kernel.org
Acked-by: Yinghai Lu <yinghai@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/numa_32.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c index 0184a9f5a345..960ea7bc0ac7 100644 --- a/arch/x86/mm/numa_32.c +++ b/arch/x86/mm/numa_32.c @@ -187,7 +187,6 @@ static void __init allocate_pgdat(int nid) static unsigned long node_remap_start_pfn[MAX_NUMNODES]; static void *node_remap_end_vaddr[MAX_NUMNODES]; static void *node_remap_alloc_vaddr[MAX_NUMNODES]; -static unsigned long node_remap_offset[MAX_NUMNODES]; void *alloc_remap(int nid, unsigned long size) { @@ -239,7 +238,7 @@ void resume_map_numa_kva(pgd_t *pgd_base) } #endif -static __init unsigned long init_alloc_remap(int nid, unsigned long offset) +static __init void init_alloc_remap(int nid) { unsigned long size, pfn; u64 node_pa, remap_pa; @@ -252,9 +251,9 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) printk(KERN_DEBUG "node %d pfn: [%lx - %lx]\n", nid, node_start_pfn[nid], node_end_pfn[nid]); if (node_start_pfn[nid] > max_pfn) - return 0; + return; if (!node_end_pfn[nid]) - return 0; + return; if (node_end_pfn[nid] > max_pfn) node_end_pfn[nid] = max_pfn; @@ -271,7 +270,7 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) if (node_pa == MEMBLOCK_ERROR) { pr_warning("remap_alloc: failed to allocate %lu bytes for node %d\n", size, nid); - return 0; + return; } memblock_x86_reserve_range(node_pa, node_pa + size, "KVA RAM"); @@ -282,7 +281,7 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) pr_warning("remap_alloc: failed to allocate %lu bytes remap area for node %d\n", size, nid); memblock_x86_free_range(node_pa, node_pa + size); - return 0; + return; } memblock_x86_reserve_range(remap_pa, remap_pa + size, "KVA PG"); remap_va = phys_to_virt(remap_pa); @@ -296,7 +295,6 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) /* initialize remap allocator parameters */ node_remap_start_pfn[nid] = node_pa >> PAGE_SHIFT; node_remap_size[nid] = size >> PAGE_SHIFT; - node_remap_offset[nid] = offset; node_remap_start_vaddr[nid] = remap_va; node_remap_end_vaddr[nid] = remap_va + size; @@ -304,13 +302,10 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) printk(KERN_DEBUG "remap_alloc: node %d [%08llx-%08llx) -> [%p-%p)\n", nid, node_pa, node_pa + size, remap_va, remap_va + size); - - return size >> PAGE_SHIFT; } void __init initmem_init(void) { - unsigned long reserve_pages = 0; int nid; /* @@ -325,7 +320,7 @@ void __init initmem_init(void) numa_init_array(); for_each_online_node(nid) - reserve_pages += init_alloc_remap(nid, reserve_pages); + init_alloc_remap(nid); #ifdef CONFIG_HIGHMEM highstart_pfn = highend_pfn = max_pfn; |