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sh: Fixup cpu_data references for the non-boot CPUs.

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There are a lot of bogus cpu_data-> references that only end up working
for the boot CPU, convert these to current_cpu_data to fixup SMP.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2006-12-25 10:19:56 +09:00
parent aec5e0e1c1
commit 11c1965687
20 changed files with 251 additions and 238 deletions
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49
arch/sh/kernel/setup.c
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@@ -1,14 +1,11 @@
/*
* linux/arch/sh/kernel/setup.c
* arch/sh/kernel/setup.c
*
* This file handles the architecture-dependent parts of initialization
*
* Copyright (C) 1999 Niibe Yutaka
* Copyright (C) 2002, 2003 Paul Mundt
* Copyright (C) 2002 - 2006 Paul Mundt
*/
/*
* This file handles the architecture-dependent parts of initialization
*/
#include <linux/screen_info.h>
#include <linux/ioport.h>
#include <linux/init.h>
@@ -395,9 +392,9 @@ static const char *cpu_name[] = {
[CPU_SH_NONE] = "Unknown"
};
const char *get_cpu_subtype(void)
const char *get_cpu_subtype(struct sh_cpuinfo *c)
{
return cpu_name[boot_cpu_data.type];
return cpu_name[c->type];
}
#ifdef CONFIG_PROC_FS
@@ -407,19 +404,19 @@ static const char *cpu_flags[] = {
"ptea", "llsc", "l2", NULL
};
static void show_cpuflags(struct seq_file *m)
static void show_cpuflags(struct seq_file *m, struct sh_cpuinfo *c)
{
unsigned long i;
seq_printf(m, "cpu flags\t:");
if (!cpu_data->flags) {
if (!c->flags) {
seq_printf(m, " %s\n", cpu_flags[0]);
return;
}
for (i = 0; cpu_flags[i]; i++)
if ((cpu_data->flags & (1 << i)))
if ((c->flags & (1 << i)))
seq_printf(m, " %s", cpu_flags[i+1]);
seq_printf(m, "\n");
@@ -441,16 +438,20 @@ static void show_cacheinfo(struct seq_file *m, const char *type,
*/
static int show_cpuinfo(struct seq_file *m, void *v)
{
unsigned int cpu = smp_processor_id();
struct sh_cpuinfo *c = v;
unsigned int cpu = c - cpu_data;
if (!cpu && cpu_online(cpu))
if (!cpu_online(cpu))
return 0;
if (cpu == 0)
seq_printf(m, "machine\t\t: %s\n", get_system_type());
seq_printf(m, "processor\t: %d\n", cpu);
seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine);
seq_printf(m, "cpu type\t: %s\n", get_cpu_subtype());
seq_printf(m, "cpu type\t: %s\n", get_cpu_subtype(c));
show_cpuflags(m);
show_cpuflags(m, c);
seq_printf(m, "cache type\t: ");
@@ -459,22 +460,22 @@ static int show_cpuinfo(struct seq_file *m, void *v)
* unified cache on the SH-2 and SH-3, as well as the harvard
* style cache on the SH-4.
*/
if (boot_cpu_data.icache.flags & SH_CACHE_COMBINED) {
if (c->icache.flags & SH_CACHE_COMBINED) {
seq_printf(m, "unified\n");
show_cacheinfo(m, "cache", boot_cpu_data.icache);
show_cacheinfo(m, "cache", c->icache);
} else {
seq_printf(m, "split (harvard)\n");
show_cacheinfo(m, "icache", boot_cpu_data.icache);
show_cacheinfo(m, "dcache", boot_cpu_data.dcache);
show_cacheinfo(m, "icache", c->icache);
show_cacheinfo(m, "dcache", c->dcache);
}
/* Optional secondary cache */
if (boot_cpu_data.flags & CPU_HAS_L2_CACHE)
show_cacheinfo(m, "scache", boot_cpu_data.scache);
if (c->flags & CPU_HAS_L2_CACHE)
show_cacheinfo(m, "scache", c->scache);
seq_printf(m, "bogomips\t: %lu.%02lu\n",
boot_cpu_data.loops_per_jiffy/(500000/HZ),
(boot_cpu_data.loops_per_jiffy/(5000/HZ)) % 100);
c->loops_per_jiffy/(500000/HZ),
(c->loops_per_jiffy/(5000/HZ)) % 100);
return show_clocks(m);
}