Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3367e56f26a3a8647784328ffa846fe8021a5b79
Commit:     3367e56f26a3a8647784328ffa846fe8021a5b79
Parent:     b4ea9299df1fa04dbd51840f60918a63ff6a8a44
Author:     Thomas Gleixner <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 30 13:30:38 2008 +0100
Committer:  Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 13:30:38 2008 +0100

    x86: merge topology.h variants
    
    Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
    Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
---
 include/asm-x86/topology.h    |  149 +++++++++++++++++++++++++++++++++++++++--
 include/asm-x86/topology_32.h |  116 --------------------------------
 include/asm-x86/topology_64.h |   91 -------------------------
 3 files changed, 144 insertions(+), 212 deletions(-)

diff --git a/include/asm-x86/topology.h b/include/asm-x86/topology.h
dissimilarity index 60%
index b10fde9..9c25160 100644
--- a/include/asm-x86/topology.h
+++ b/include/asm-x86/topology.h
@@ -1,5 +1,144 @@
-#ifdef CONFIG_X86_32
-# include "topology_32.h"
-#else
-# include "topology_64.h"
-#endif
+/*
+ * Written by: Matthew Dobson, IBM Corporation
+ *
+ * Copyright (C) 2002, IBM Corp.
+ *
+ * All rights reserved.
+ *
+ * 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, GOOD TITLE or
+ * NON INFRINGEMENT.  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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Send feedback to <[EMAIL PROTECTED]>
+ */
+#ifndef _ASM_X86_TOPOLOGY_H
+#define _ASM_X86_TOPOLOGY_H
+
+#ifdef CONFIG_NUMA
+#include <linux/cpumask.h>
+#include <asm/mpspec.h>
+
+/* Mappings between logical cpu number and node number */
+extern int cpu_to_node_map[];
+extern cpumask_t node_to_cpumask_map[];
+
+/* Returns the number of the node containing CPU 'cpu' */
+static inline int cpu_to_node(int cpu)
+{
+       return cpu_to_node_map[cpu];
+}
+
+/*
+ * Returns the number of the node containing Node 'node'. This
+ * architecture is flat, so it is a pretty simple function!
+ */
+#define parent_node(node) (node)
+
+/* Returns a bitmask of CPUs on Node 'node'. */
+static inline cpumask_t node_to_cpumask(int node)
+{
+       return node_to_cpumask_map[node];
+}
+
+/* Returns the number of the first CPU on Node 'node'. */
+static inline int node_to_first_cpu(int node)
+{
+       cpumask_t mask = node_to_cpumask(node);
+
+       return first_cpu(mask);
+}
+
+#define pcibus_to_node(bus) __pcibus_to_node(bus)
+#define pcibus_to_cpumask(bus) __pcibus_to_cpumask(bus)
+
+#ifdef CONFIG_X86_32
+extern unsigned long node_start_pfn[];
+extern unsigned long node_end_pfn[];
+extern unsigned long node_remap_size[];
+#define node_has_online_mem(nid) (node_start_pfn[nid] != node_end_pfn[nid])
+
+# ifdef CONFIG_X86_HT
+#  define ENABLE_TOPO_DEFINES
+# endif
+
+# define SD_CACHE_NICE_TRIES   1
+# define SD_IDLE_IDX           1
+# define SD_NEWIDLE_IDX                2
+# define SD_FORKEXEC_IDX       0
+
+#else
+
+# ifdef CONFIG_SMP
+#  define ENABLE_TOPO_DEFINES
+# endif
+
+# define SD_CACHE_NICE_TRIES   2
+# define SD_IDLE_IDX           2
+# define SD_NEWIDLE_IDX                0
+# define SD_FORKEXEC_IDX       1
+
+#endif
+
+/* sched_domains SD_NODE_INIT for NUMAQ machines */
+#define SD_NODE_INIT (struct sched_domain) {           \
+       .span                   = CPU_MASK_NONE,        \
+       .parent                 = NULL,                 \
+       .child                  = NULL,                 \
+       .groups                 = NULL,                 \
+       .min_interval           = 8,                    \
+       .max_interval           = 32,                   \
+       .busy_factor            = 32,                   \
+       .imbalance_pct          = 125,                  \
+       .cache_nice_tries       = SD_CACHE_NICE_TRIES,  \
+       .busy_idx               = 3,                    \
+       .idle_idx               = SD_IDLE_IDX,          \
+       .newidle_idx            = SD_NEWIDLE_IDX,       \
+       .wake_idx               = 1,                    \
+       .forkexec_idx           = SD_FORKEXEC_IDX,      \
+       .flags                  = SD_LOAD_BALANCE       \
+                               | SD_BALANCE_EXEC       \
+                               | SD_BALANCE_FORK       \
+                               | SD_SERIALIZE          \
+                               | SD_WAKE_BALANCE,      \
+       .last_balance           = jiffies,              \
+       .balance_interval       = 1,                    \
+       .nr_balance_failed      = 0,                    \
+}
+
+#ifdef CONFIG_X86_64_ACPI_NUMA
+extern int __node_distance(int, int);
+#define node_distance(a, b) __node_distance(a, b)
+#endif
+
+#else /* CONFIG_NUMA */
+
+#include <asm-generic/topology.h>
+
+#endif
+
+extern cpumask_t cpu_coregroup_map(int cpu);
+
+#ifdef ENABLE_TOPO_DEFINES
+#define topology_physical_package_id(cpu)      (cpu_data(cpu).phys_proc_id)
+#define topology_core_id(cpu)                  (cpu_data(cpu).cpu_core_id)
+#define topology_core_siblings(cpu)            (per_cpu(cpu_core_map, cpu))
+#define topology_thread_siblings(cpu)          (per_cpu(cpu_sibling_map, cpu))
+#endif
+
+#ifdef CONFIG_SMP
+#define mc_capable()                   (boot_cpu_data.x86_max_cores > 1)
+#define smt_capable()                  (smp_num_siblings > 1)
+#endif
+
+#endif
diff --git a/include/asm-x86/topology_32.h b/include/asm-x86/topology_32.h
deleted file mode 100644
index 35b0006..0000000
--- a/include/asm-x86/topology_32.h
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Written by: Matthew Dobson, IBM Corporation
- *
- * Copyright (C) 2002, IBM Corp.
- *
- * All rights reserved.
- *
- * 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, GOOD TITLE or
- * NON INFRINGEMENT.  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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Send feedback to <[EMAIL PROTECTED]>
- */
-#ifndef _ASM_X86_TOPOLOGY_H
-#define _ASM_X86_TOPOLOGY_H
-
-#ifdef CONFIG_NUMA
-#include <linux/cpumask.h>
-#include <asm/mpspec.h>
-
-/* Mappings between logical cpu number and node number */
-extern int cpu_to_node_map[];
-extern cpumask_t node_to_cpumask_map[];
-
-/* Returns the number of the node containing CPU 'cpu' */
-static inline int cpu_to_node(int cpu)
-{
-       return cpu_to_node_map[cpu];
-}
-
-/*
- * Returns the number of the node containing Node 'node'. This
- * architecture is flat, so it is a pretty simple function!
- */
-#define parent_node(node) (node)
-
-/* Returns a bitmask of CPUs on Node 'node'. */
-static inline cpumask_t node_to_cpumask(int node)
-{
-       return node_to_cpumask_map[node];
-}
-
-/* Returns the number of the first CPU on Node 'node'. */
-static inline int node_to_first_cpu(int node)
-{
-       cpumask_t mask = node_to_cpumask(node);
-
-       return first_cpu(mask);
-}
-
-#define pcibus_to_node(bus) __pcibus_to_node(bus)
-#define pcibus_to_cpumask(bus) __pcibus_to_cpumask(bus)
-
-/* sched_domains SD_NODE_INIT for NUMAQ machines */
-#define SD_NODE_INIT (struct sched_domain) {           \
-       .span                   = CPU_MASK_NONE,        \
-       .parent                 = NULL,                 \
-       .child                  = NULL,                 \
-       .groups                 = NULL,                 \
-       .min_interval           = 8,                    \
-       .max_interval           = 32,                   \
-       .busy_factor            = 32,                   \
-       .imbalance_pct          = 125,                  \
-       .cache_nice_tries       = 1,                    \
-       .busy_idx               = 3,                    \
-       .idle_idx               = 1,                    \
-       .newidle_idx            = 2,                    \
-       .wake_idx               = 1,                    \
-       .flags                  = SD_LOAD_BALANCE       \
-                               | SD_BALANCE_EXEC       \
-                               | SD_BALANCE_FORK       \
-                               | SD_SERIALIZE          \
-                               | SD_WAKE_BALANCE,      \
-       .last_balance           = jiffies,              \
-       .balance_interval       = 1,                    \
-       .nr_balance_failed      = 0,                    \
-}
-
-extern unsigned long node_start_pfn[];
-extern unsigned long node_end_pfn[];
-extern unsigned long node_remap_size[];
-
-#define node_has_online_mem(nid) (node_start_pfn[nid] != node_end_pfn[nid])
-
-#else /* CONFIG_NUMA */
-
-#include <asm-generic/topology.h>
-
-#endif
-
-extern cpumask_t cpu_coregroup_map(int cpu);
-
-#ifdef CONFIG_X86_HT
-#define topology_physical_package_id(cpu)      (cpu_data(cpu).phys_proc_id)
-#define topology_core_id(cpu)                  (cpu_data(cpu).cpu_core_id)
-#define topology_core_siblings(cpu)            (per_cpu(cpu_core_map, cpu))
-#define topology_thread_siblings(cpu)          (per_cpu(cpu_sibling_map, cpu))
-#endif
-
-#ifdef CONFIG_SMP
-#define mc_capable()                   (boot_cpu_data.x86_max_cores > 1)
-#define smt_capable()                  (smp_num_siblings > 1)
-#endif
-
-#endif
diff --git a/include/asm-x86/topology_64.h b/include/asm-x86/topology_64.h
deleted file mode 100644
index 93de948..0000000
--- a/include/asm-x86/topology_64.h
+++ /dev/null
@@ -1,91 +0,0 @@
-#ifndef _ASM_X86_TOPOLOGY_H
-#define _ASM_X86_TOPOLOGY_H
-
-#ifdef CONFIG_NUMA
-#include <linux/cpumask.h>
-#include <asm/mpspec.h>
-
-/* Mappings between logical cpu number and node number */
-extern int cpu_to_node_map[];
-extern cpumask_t node_to_cpumask_map[];
-
-#ifdef CONFIG_ACPI_NUMA
-extern int __node_distance(int, int);
-#define node_distance(a,b) __node_distance(a,b)
-#endif
-
-/* Returns the number of the node containing CPU 'cpu' */
-static inline int cpu_to_node(int cpu)
-{
-       return cpu_to_node_map[cpu];
-}
-
-/*
- * Returns the number of the node containing Node 'node'. This
- * architecture is flat, so it is a pretty simple function!
- */
-#define parent_node(node) (node)
-
-/* Returns a bitmask of CPUs on Node 'node'. */
-static inline cpumask_t node_to_cpumask(int node)
-{
-       return node_to_cpumask_map[node];
-}
-
-/* Returns the number of the first CPU on Node 'node'. */
-static inline int node_to_first_cpu(int node)
-{
-       cpumask_t mask = node_to_cpumask(node);
-
-       return first_cpu(mask);
-}
-
-#define pcibus_to_node(bus) __pcibus_to_node(bus)
-#define pcibus_to_cpumask(bus) __pcibus_to_cpumask(bus)
-
-#define numa_node_id()                 read_pda(nodenumber)
-
-/* sched_domains SD_NODE_INIT for x86_64 machines */
-#define SD_NODE_INIT (struct sched_domain) {           \
-       .span                   = CPU_MASK_NONE,        \
-       .parent                 = NULL,                 \
-       .child                  = NULL,                 \
-       .groups                 = NULL,                 \
-       .min_interval           = 8,                    \
-       .max_interval           = 32,                   \
-       .busy_factor            = 32,                   \
-       .imbalance_pct          = 125,                  \
-       .cache_nice_tries       = 2,                    \
-       .busy_idx               = 3,                    \
-       .idle_idx               = 2,                    \
-       .newidle_idx            = 0,                    \
-       .wake_idx               = 1,                    \
-       .forkexec_idx           = 1,                    \
-       .flags                  = SD_LOAD_BALANCE       \
-                               | SD_BALANCE_EXEC       \
-                               | SD_BALANCE_FORK       \
-                               | SD_SERIALIZE          \
-                               | SD_WAKE_BALANCE,      \
-       .last_balance           = jiffies,              \
-       .balance_interval       = 1,                    \
-       .nr_balance_failed      = 0,                    \
-}
-
-#else /* CONFIG_NUMA */
-
-#include <asm-generic/topology.h>
-
-#endif
-
-extern cpumask_t cpu_coregroup_map(int cpu);
-
-#ifdef CONFIG_SMP
-#define topology_physical_package_id(cpu)      (cpu_data(cpu).phys_proc_id)
-#define topology_core_id(cpu)                  (cpu_data(cpu).cpu_core_id)
-#define topology_core_siblings(cpu)            (per_cpu(cpu_core_map, cpu))
-#define topology_thread_siblings(cpu)          (per_cpu(cpu_sibling_map, cpu))
-#define mc_capable()                   (boot_cpu_data.x86_max_cores > 1)
-#define smt_capable()                  (smp_num_siblings > 1)
-#endif
-
-#endif
-
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