x86/non-x86: percpu, node ids, apic ids x86.git fixup
Mike Travis [Wed, 30 Jan 2008 12:33:32 +0000 (13:33 +0100)]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

arch/x86/Kconfig
include/asm-generic/percpu.h
init/main.c
kernel/module.c

index f0887d1..8e1b33c 100644 (file)
@@ -97,7 +97,7 @@ config GENERIC_TIME_VSYSCALL
        bool
        default X86_64
 
-config ARCH_SETS_UP_PER_CPU_AREA
+config HAVE_SETUP_PER_CPU_AREA
        def_bool X86_64
 
 config ARCH_SUPPORTS_OPROFILE
index c41b1a7..4b8d31c 100644 (file)
@@ -47,7 +47,7 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
 #endif
 
 /*
- * A percpu variable may point to a discarded reghions. The following are
+ * A percpu variable may point to a discarded regions. The following are
  * established ways to produce a usable pointer from the percpu variable
  * offset.
  */
@@ -59,18 +59,10 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
        (*SHIFT_PERCPU_PTR(&per_cpu_var(var), __my_cpu_offset))
 
 
-#ifdef CONFIG_ARCH_SETS_UP_PER_CPU_AREA
+#ifdef CONFIG_HAVE_SETUP_PER_CPU_AREA
 extern void setup_per_cpu_areas(void);
 #endif
 
-/* A macro to avoid #include hell... */
-#define percpu_modcopy(pcpudst, src, size)                     \
-do {                                                           \
-       unsigned int __i;                                       \
-       for_each_possible_cpu(__i)                              \
-               memcpy((pcpudst)+per_cpu_offset(__i),           \
-                      (src), (size));                          \
-} while (0)
 #else /* ! SMP */
 
 #define per_cpu(var, cpu)                      (*((void)(cpu), &per_cpu_var(var)))
index 5843fe9..3316dff 100644 (file)
@@ -363,7 +363,7 @@ static inline void smp_prepare_cpus(unsigned int maxcpus) { }
 
 #else
 
-#ifndef CONFIG_ARCH_SETS_UP_PER_CPU_AREA
+#ifndef CONFIG_HAVE_SETUP_PER_CPU_AREA
 unsigned long __per_cpu_offset[NR_CPUS] __read_mostly;
 
 EXPORT_SYMBOL(__per_cpu_offset);
@@ -384,7 +384,7 @@ static void __init setup_per_cpu_areas(void)
                ptr += size;
        }
 }
-#endif /* CONFIG_ARCH_SETS_UP_CPU_AREA */
+#endif /* CONFIG_HAVE_SETUP_PER_CPU_AREA */
 
 /* Called by boot processor to activate the rest. */
 static void __init smp_init(void)
index f6a4e72..bd60278 100644 (file)
@@ -430,6 +430,14 @@ static unsigned int find_pcpusec(Elf_Ehdr *hdr,
        return find_sec(hdr, sechdrs, secstrings, ".data.percpu");
 }
 
+static void percpu_modcopy(void *pcpudest, const void *from, unsigned long size)
+{
+       int cpu;
+
+       for_each_possible_cpu(cpu)
+               memcpy(pcpudest + per_cpu_offset(cpu), from, size);
+}
+
 static int percpu_modinit(void)
 {
        pcpu_num_used = 2;