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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/ia64/kernel/numa.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/ia64/kernel/numa.c')
-rw-r--r-- | ANDROID_3.4.5/arch/ia64/kernel/numa.c | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/ANDROID_3.4.5/arch/ia64/kernel/numa.c b/ANDROID_3.4.5/arch/ia64/kernel/numa.c deleted file mode 100644 index c93420c9..00000000 --- a/ANDROID_3.4.5/arch/ia64/kernel/numa.c +++ /dev/null @@ -1,85 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * ia64 kernel NUMA specific stuff - * - * Copyright (C) 2002 Erich Focht <efocht@ess.nec.de> - * Copyright (C) 2004 Silicon Graphics, Inc. - * Jesse Barnes <jbarnes@sgi.com> - */ -#include <linux/topology.h> -#include <linux/module.h> -#include <asm/processor.h> -#include <asm/smp.h> - -u16 cpu_to_node_map[NR_CPUS] __cacheline_aligned; -EXPORT_SYMBOL(cpu_to_node_map); - -cpumask_t node_to_cpu_mask[MAX_NUMNODES] __cacheline_aligned; -EXPORT_SYMBOL(node_to_cpu_mask); - -void __cpuinit map_cpu_to_node(int cpu, int nid) -{ - int oldnid; - if (nid < 0) { /* just initialize by zero */ - cpu_to_node_map[cpu] = 0; - return; - } - /* sanity check first */ - oldnid = cpu_to_node_map[cpu]; - if (cpu_isset(cpu, node_to_cpu_mask[oldnid])) { - return; /* nothing to do */ - } - /* we don't have cpu-driven node hot add yet... - In usual case, node is created from SRAT at boot time. */ - if (!node_online(nid)) - nid = first_online_node; - cpu_to_node_map[cpu] = nid; - cpu_set(cpu, node_to_cpu_mask[nid]); - return; -} - -void __cpuinit unmap_cpu_from_node(int cpu, int nid) -{ - WARN_ON(!cpu_isset(cpu, node_to_cpu_mask[nid])); - WARN_ON(cpu_to_node_map[cpu] != nid); - cpu_to_node_map[cpu] = 0; - cpu_clear(cpu, node_to_cpu_mask[nid]); -} - - -/** - * build_cpu_to_node_map - setup cpu to node and node to cpumask arrays - * - * Build cpu to node mapping and initialize the per node cpu masks using - * info from the node_cpuid array handed to us by ACPI. - */ -void __init build_cpu_to_node_map(void) -{ - int cpu, i, node; - - for(node=0; node < MAX_NUMNODES; node++) - cpus_clear(node_to_cpu_mask[node]); - - for_each_possible_early_cpu(cpu) { - node = -1; - for (i = 0; i < NR_CPUS; ++i) - if (cpu_physical_id(cpu) == node_cpuid[i].phys_id) { - node = node_cpuid[i].nid; - break; - } - map_cpu_to_node(cpu, node); - } -} |