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authorIngo Molnar <mingo@elte.hu>2005-06-30 13:58:55 +0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-30 19:45:10 +0400
commit306e440daf5f40b195afd83d05dee89fa63189e7 (patch)
tree1f72d9d8df95a60e09968980ba6da6e8bb3d7dcf /arch/i386
parentbcbda35ca7470bf0123a7ae685899776f67814b2 (diff)
downloadlinux-306e440daf5f40b195afd83d05dee89fa63189e7.tar.xz
[PATCH] x86: i8253/i8259A lock cleanup
Introduce proper declarations for i8253_lock and i8259A_lock. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386')
-rw-r--r--arch/i386/kernel/apic.c2
-rw-r--r--arch/i386/kernel/apm.c5
-rw-r--r--arch/i386/kernel/io_apic.c2
-rw-r--r--arch/i386/kernel/time.c5
-rw-r--r--arch/i386/kernel/timers/timer_cyclone.c4
-rw-r--r--arch/i386/kernel/timers/timer_pit.c4
-rw-r--r--arch/i386/kernel/timers/timer_tsc.c3
-rw-r--r--arch/i386/mach-voyager/voyager_basic.c2
8 files changed, 13 insertions, 14 deletions
diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index 93df90bbb87e..bd1dbf3bd223 100644
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -35,6 +35,7 @@
#include <asm/desc.h>
#include <asm/arch_hooks.h>
#include <asm/hpet.h>
+#include <asm/i8253.h>
#include <mach_apic.h>
@@ -879,7 +880,6 @@ fake_ioapic_page:
*/
static unsigned int __devinit get_8254_timer_count(void)
{
- extern spinlock_t i8253_lock;
unsigned long flags;
unsigned int count;
diff --git a/arch/i386/kernel/apm.c b/arch/i386/kernel/apm.c
index d48ce9290963..064211d5f41b 100644
--- a/arch/i386/kernel/apm.c
+++ b/arch/i386/kernel/apm.c
@@ -228,10 +228,10 @@
#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/desc.h>
+#include <asm/i8253.h>
#include "io_ports.h"
-extern spinlock_t i8253_lock;
extern unsigned long get_cmos_time(void);
extern void machine_real_restart(unsigned char *, int);
@@ -1168,8 +1168,7 @@ static void get_time_diff(void)
static void reinit_timer(void)
{
#ifdef INIT_TIMER_AFTER_SUSPEND
- unsigned long flags;
- extern spinlock_t i8253_lock;
+ unsigned long flags;
spin_lock_irqsave(&i8253_lock, flags);
/* set the clock to 100 Hz */
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 35eb8e29c485..6578f40bd501 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -37,6 +37,7 @@
#include <asm/smp.h>
#include <asm/desc.h>
#include <asm/timer.h>
+#include <asm/i8259.h>
#include <mach_apic.h>
@@ -1566,7 +1567,6 @@ void print_all_local_APICs (void)
void /*__init*/ print_PIC(void)
{
- extern spinlock_t i8259A_lock;
unsigned int v;
unsigned long flags;
diff --git a/arch/i386/kernel/time.c b/arch/i386/kernel/time.c
index e68d9fdb0759..2854c357377f 100644
--- a/arch/i386/kernel/time.c
+++ b/arch/i386/kernel/time.c
@@ -68,7 +68,8 @@
#include "io_ports.h"
-extern spinlock_t i8259A_lock;
+#include <asm/i8259.h>
+
int pit_latch_buggy; /* extern */
#include "do_timer.h"
@@ -85,6 +86,8 @@ extern unsigned long wall_jiffies;
DEFINE_SPINLOCK(rtc_lock);
EXPORT_SYMBOL(rtc_lock);
+#include <asm/i8253.h>
+
DEFINE_SPINLOCK(i8253_lock);
EXPORT_SYMBOL(i8253_lock);
diff --git a/arch/i386/kernel/timers/timer_cyclone.c b/arch/i386/kernel/timers/timer_cyclone.c
index f6f1206a11bb..13892a65c941 100644
--- a/arch/i386/kernel/timers/timer_cyclone.c
+++ b/arch/i386/kernel/timers/timer_cyclone.c
@@ -17,9 +17,9 @@
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/fixmap.h>
-#include "io_ports.h"
+#include <asm/i8253.h>
-extern spinlock_t i8253_lock;
+#include "io_ports.h"
/* Number of usecs that the last interrupt was delayed */
static int delay_at_last_interrupt;
diff --git a/arch/i386/kernel/timers/timer_pit.c b/arch/i386/kernel/timers/timer_pit.c
index 967d5453cd0e..06de036a820c 100644
--- a/arch/i386/kernel/timers/timer_pit.c
+++ b/arch/i386/kernel/timers/timer_pit.c
@@ -15,9 +15,8 @@
#include <asm/smp.h>
#include <asm/io.h>
#include <asm/arch_hooks.h>
+#include <asm/i8253.h>
-extern spinlock_t i8259A_lock;
-extern spinlock_t i8253_lock;
#include "do_timer.h"
#include "io_ports.h"
@@ -166,7 +165,6 @@ struct init_timer_opts __initdata timer_pit_init = {
void setup_pit_timer(void)
{
- extern spinlock_t i8253_lock;
unsigned long flags;
spin_lock_irqsave(&i8253_lock, flags);
diff --git a/arch/i386/kernel/timers/timer_tsc.c b/arch/i386/kernel/timers/timer_tsc.c
index f46e625bab67..8f4e4d5bc560 100644
--- a/arch/i386/kernel/timers/timer_tsc.c
+++ b/arch/i386/kernel/timers/timer_tsc.c
@@ -24,6 +24,7 @@
#include "mach_timer.h"
#include <asm/hpet.h>
+#include <asm/i8253.h>
#ifdef CONFIG_HPET_TIMER
static unsigned long hpet_usec_quotient;
@@ -35,8 +36,6 @@ static inline void cpufreq_delayed_get(void);
int tsc_disable __devinitdata = 0;
-extern spinlock_t i8253_lock;
-
static int use_tsc;
/* Number of usecs that the last interrupt was delayed */
static int delay_at_last_interrupt;
diff --git a/arch/i386/mach-voyager/voyager_basic.c b/arch/i386/mach-voyager/voyager_basic.c
index 602aea240e9b..3e439ce5e1b2 100644
--- a/arch/i386/mach-voyager/voyager_basic.c
+++ b/arch/i386/mach-voyager/voyager_basic.c
@@ -30,6 +30,7 @@
#include <linux/irq.h>
#include <asm/tlbflush.h>
#include <asm/arch_hooks.h>
+#include <asm/i8253.h>
/*
* Power off function, if any
@@ -182,7 +183,6 @@ voyager_timer_interrupt(struct pt_regs *regs)
* and swiftly introduce it to something sharp and
* pointy. */
__u16 val;
- extern spinlock_t i8253_lock;
spin_lock(&i8253_lock);