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Merge branch 'core/percpu' into percpu-cpumask-x86-for-linus-2

Browse source 
Conflicts:
	arch/parisc/kernel/irq.c
	arch/x86/include/asm/fixmap_64.h
	arch/x86/include/asm/setup.h
	kernel/irq/handle.c

Semantic merge:
        arch/x86/include/asm/fixmap.h

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-03-26 21:39:17 +01:00
commit 6e15cf0486
465 changed files with 17724 additions and 17880 deletions
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64
kernel/module.c
View file

@ -51,6 +51,7 @@
#include <linux/tracepoint.h>
#include <linux/ftrace.h>
#include <linux/async.h>
#include <linux/percpu.h>
#if 0
#define DEBUGP printk
@ -366,6 +367,34 @@ static struct module *find_module(const char *name)
}
#ifdef CONFIG_SMP
#ifdef CONFIG_HAVE_DYNAMIC_PER_CPU_AREA
static void *percpu_modalloc(unsigned long size, unsigned long align,
const char *name)
{
void *ptr;
if (align > PAGE_SIZE) {
printk(KERN_WARNING "%s: per-cpu alignment %li > %li\n",
name, align, PAGE_SIZE);
align = PAGE_SIZE;
}
ptr = __alloc_reserved_percpu(size, align);
if (!ptr)
printk(KERN_WARNING
"Could not allocate %lu bytes percpu data\n", size);
return ptr;
}
static void percpu_modfree(void *freeme)
{
free_percpu(freeme);
}
#else /* ... !CONFIG_HAVE_DYNAMIC_PER_CPU_AREA */
/* Number of blocks used and allocated. */
static unsigned int pcpu_num_used, pcpu_num_allocated;
/* Size of each block. -ve means used. */
@ -480,21 +509,6 @@ static void percpu_modfree(void *freeme)
}
}
static unsigned int find_pcpusec(Elf_Ehdr *hdr,
Elf_Shdr *sechdrs,
const char *secstrings)
{
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;
@ -513,7 +527,26 @@ static int percpu_modinit(void)
return 0;
}
__initcall(percpu_modinit);
#endif /* CONFIG_HAVE_DYNAMIC_PER_CPU_AREA */
static unsigned int find_pcpusec(Elf_Ehdr *hdr,
Elf_Shdr *sechdrs,
const char *secstrings)
{
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);
}
#else /* ... !CONFIG_SMP */
static inline void *percpu_modalloc(unsigned long size, unsigned long align,
const char *name)
{
@ -535,6 +568,7 @@ static inline void percpu_modcopy(void *pcpudst, const void *src,
/* pcpusec should be 0, and size of that section should be 0. */
BUG_ON(size != 0);
}
#endif /* CONFIG_SMP */
#define MODINFO_ATTR(field) \