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[S390] time: convert from bootmem to slab

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The slab allocator is earlier available so convert the
bootmem allocations to slab/gfp allocations.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2009-06-22 12:08:03 +02:00 committed by Martin Schwidefsky
parent f234012f52
commit d7d1104fa4
2 changed files with 5 additions and 16 deletions
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16
arch/s390/kernel/time.c
View File

@ -36,7 +36,6 @@
#include <linux/notifier.h>
#include <linux/clocksource.h>
#include <linux/clockchips.h>
#include <linux/bootmem.h>
#include <asm/uaccess.h>
#include <asm/delay.h>
#include <asm/s390_ext.h>
@ -62,9 +61,6 @@
u64 sched_clock_base_cc = -1; /* Force to data section. */
static ext_int_info_t ext_int_info_cc;
static ext_int_info_t ext_int_etr_cc;
static DEFINE_PER_CPU(struct clock_event_device, comparators);
/*
@ -255,15 +251,11 @@ void __init time_init(void)
stp_reset();
/* request the clock comparator external interrupt */
if (register_early_external_interrupt(0x1004,
clock_comparator_interrupt,
&ext_int_info_cc) != 0)
if (register_external_interrupt(0x1004, clock_comparator_interrupt))
panic("Couldn't request external interrupt 0x1004");
/* request the timing alert external interrupt */
if (register_early_external_interrupt(0x1406,
timing_alert_interrupt,
&ext_int_etr_cc) != 0)
if (register_external_interrupt(0x1406, timing_alert_interrupt))
panic("Couldn't request external interrupt 0x1406");
if (clocksource_register(&clocksource_tod) != 0)
@ -1445,14 +1437,14 @@ static void __init stp_reset(void)
{
int rc;
stp_page = alloc_bootmem_pages(PAGE_SIZE);
stp_page = (void *) get_zeroed_page(GFP_ATOMIC);
rc = chsc_sstpc(stp_page, STP_OP_CTRL, 0x0000);
if (rc == 0)
set_bit(CLOCK_SYNC_HAS_STP, &clock_sync_flags);
else if (stp_online) {
pr_warning("The real or virtual hardware system does "
"not provide an STP interface\n");
free_bootmem((unsigned long) stp_page, PAGE_SIZE);
free_page((unsigned long) stp_page);
stp_page = NULL;
stp_online = 0;
}

5
arch/s390/kernel/vtime.c
View File

@ -25,8 +25,6 @@
#include <asm/irq_regs.h>
#include <asm/cputime.h>
static ext_int_info_t ext_int_info_timer;
static DEFINE_PER_CPU(struct vtimer_queue, virt_cpu_timer);
DEFINE_PER_CPU(struct s390_idle_data, s390_idle) = {
@ -557,8 +555,7 @@ void init_cpu_vtimer(void)
void __init vtime_init(void)
{
/* request the cpu timer external interrupt */
if (register_early_external_interrupt(0x1005, do_cpu_timer_interrupt,
&ext_int_info_timer) != 0)
if (register_external_interrupt(0x1005, do_cpu_timer_interrupt))
panic("Couldn't request external interrupt 0x1005");
/* Enable cpu timer interrupts on the boot cpu. */