Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Dave Jones <davej@codemonkey.org.uk>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Jens Axboe <axboe@suse.de>
Cc: Neil Brown <neilb@cse.unsw.edu.au>
Acked-by: Alasdair G Kergon <agk@redhat.com>
Cc: Greg KH <greg@kroah.com>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/unistd.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include "ptrace.h"
die(str, regs, err);
}
-static DECLARE_MUTEX(undef_sem);
+static DEFINE_MUTEX(undef_mutex);
static int (*undef_hook)(struct pt_regs *);
int request_undef_hook(int (*fn)(struct pt_regs *))
{
int ret = -EBUSY;
- down(&undef_sem);
+ mutex_lock(&undef_mutex);
if (undef_hook == NULL) {
undef_hook = fn;
ret = 0;
}
- up(&undef_sem);
+ mutex_unlock(&undef_mutex);
return ret;
}
{
int ret = -EINVAL;
- down(&undef_sem);
+ mutex_lock(&undef_mutex);
if (undef_hook == fn) {
undef_hook = NULL;
ret = 0;
}
- up(&undef_sem);
+ mutex_unlock(&undef_mutex);
return ret;
}
#ifdef CONFIG_X86_POWERNOW_K8_ACPI
#include <linux/acpi.h>
+#include <linux/mutex.h>
#include <acpi/processor.h>
#endif
#include "powernow-k8.h"
/* serialize freq changes */
-static DECLARE_MUTEX(fidvid_sem);
+static DEFINE_MUTEX(fidvid_mutex);
static struct powernow_k8_data *powernow_data[NR_CPUS];
if (cpufreq_frequency_table_target(pol, data->powernow_table, targfreq, relation, &newstate))
goto err_out;
- down(&fidvid_sem);
+ mutex_lock(&fidvid_mutex);
powernow_k8_acpi_pst_values(data, newstate);
if (transition_frequency(data, newstate)) {
printk(KERN_ERR PFX "transition frequency failed\n");
ret = 1;
- up(&fidvid_sem);
+ mutex_unlock(&fidvid_mutex);
goto err_out;
}
- up(&fidvid_sem);
+ mutex_unlock(&fidvid_mutex);
pol->cur = find_khz_freq_from_fid(data->currfid);
ret = 0;
#include <linux/pci.h>
#include <linux/smp.h>
#include <linux/cpu.h>
+#include <linux/mutex.h>
#include <asm/mtrr.h>
u32 num_var_ranges = 0;
unsigned int *usage_table;
-static DECLARE_MUTEX(mtrr_sem);
+static DEFINE_MUTEX(mtrr_mutex);
u32 size_or_mask, size_and_mask;
/* No CPU hotplug when we change MTRR entries */
lock_cpu_hotplug();
/* Search for existing MTRR */
- down(&mtrr_sem);
+ mutex_lock(&mtrr_mutex);
for (i = 0; i < num_var_ranges; ++i) {
mtrr_if->get(i, &lbase, &lsize, <ype);
if (base >= lbase + lsize)
printk(KERN_INFO "mtrr: no more MTRRs available\n");
error = i;
out:
- up(&mtrr_sem);
+ mutex_unlock(&mtrr_mutex);
unlock_cpu_hotplug();
return error;
}
max = num_var_ranges;
/* No CPU hotplug when we change MTRR entries */
lock_cpu_hotplug();
- down(&mtrr_sem);
+ mutex_lock(&mtrr_mutex);
if (reg < 0) {
/* Search for existing MTRR */
for (i = 0; i < max; ++i) {
set_mtrr(reg, 0, 0, 0);
error = reg;
out:
- up(&mtrr_sem);
+ mutex_unlock(&mtrr_mutex);
unlock_cpu_hotplug();
return error;
}
if (!mtrr_if || !use_intel())
return;
/*
- * Ideally we should hold mtrr_sem here to avoid mtrr entries changed,
+ * Ideally we should hold mtrr_mutex here to avoid mtrr entries changed,
* but this routine will be called in cpu boot time, holding the lock
* breaks it. This routine is called in two cases: 1.very earily time
* of software resume, when there absolutely isn't mtrr entry changes;
#include <linux/miscdevice.h>
#include <linux/spinlock.h>
#include <linux/mm.h>
+#include <linux/mutex.h>
#include <asm/msr.h>
#include <asm/uaccess.h>
static DEFINE_SPINLOCK(microcode_update_lock);
/* no concurrent ->write()s are allowed on /dev/cpu/microcode */
-static DECLARE_MUTEX(microcode_sem);
+static DEFINE_MUTEX(microcode_mutex);
static void __user *user_buffer; /* user area microcode data buffer */
static unsigned int user_buffer_size; /* it's size */
return -EINVAL;
}
- down(µcode_sem);
+ mutex_lock(µcode_mutex);
user_buffer = (void __user *) buf;
user_buffer_size = (int) len;
if (!ret)
ret = (ssize_t)len;
- up(µcode_sem);
+ mutex_unlock(µcode_mutex);
return ret;
}
#include <linux/string.h>
#include <linux/net.h>
#include <linux/inet.h>
+#include <linux/mutex.h>
#include <asm/uaccess.h>
#include "sysctl.h"
#include "ds1603.h"
-static DECLARE_MUTEX(lasat_info_sem);
+static DEFINE_MUTEX(lasat_info_mutex);
/* Strategy function to write EEPROM after changing string entry */
int sysctl_lasatstring(ctl_table *table, int *name, int nlen,
void *newval, size_t newlen, void **context)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = sysctl_string(table, name,
nlen, oldval, oldlenp, newval, newlen, context);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen) {
lasat_write_eeprom_info();
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 1;
}
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = proc_dostring(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
lasat_write_eeprom_info();
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
lasat_write_eeprom_info();
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
if (!write) {
rtctmp = ds1603_read();
/* check for time < 0 and set to 0 */
}
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
ds1603_set(rtctmp);
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
#endif
void *newval, size_t newlen, void **context)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen) {
lasat_write_eeprom_info();
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 1;
}
void *newval, size_t newlen, void **context)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
rtctmp = ds1603_read();
if (rtctmp < 0)
rtctmp = 0;
r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen) {
ds1603_set(rtctmp);
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 1;
}
#endif
return 0;
}
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
if (write) {
len = 0;
p = buffer;
while (len < *lenp) {
if(get_user(c, p++)) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
if (c == 0 || c == '\n')
len = sizeof(proc_lasat_ipbuf) - 1;
if (copy_from_user(proc_lasat_ipbuf, buffer, len))
{
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
proc_lasat_ipbuf[len] = 0;
len = *lenp;
if (len)
if(copy_to_user(buffer, proc_lasat_ipbuf, len)) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
if (len < *lenp) {
if(put_user('\n', ((char *) buffer) + len)) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
len++;
*ppos += len;
}
update_bcastaddr();
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
#endif /* defined(CONFIG_INET) */
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
lasat_write_eeprom_info();
lasat_init_board_info();
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
if (filp && filp->f_dentry)
lasat_board_info.li_eeprom_info.debugaccess = lasat_board_info.li_debugaccess;
}
lasat_write_eeprom_info();
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
#include <asm/uaccess.h>
#include <asm/pgalloc.h>
#include <asm/pgtable.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include <asm/cacheflush.h>
#include "mmu_decl.h"
-static DECLARE_MUTEX(imlist_sem);
+static DEFINE_MUTEX(imlist_mutex);
struct vm_struct * imlist = NULL;
static int get_free_im_addr(unsigned long size, unsigned long *im_addr)
struct vm_struct *area;
unsigned long addr;
- down(&imlist_sem);
+ mutex_lock(&imlist_mutex);
if (get_free_im_addr(size, &addr)) {
printk(KERN_ERR "%s() cannot obtain addr for size 0x%lx\n",
__FUNCTION__, size);
__FUNCTION__, addr, size);
}
next_im_done:
- up(&imlist_sem);
+ mutex_unlock(&imlist_mutex);
return area;
}
{
struct vm_struct *area;
- down(&imlist_sem);
+ mutex_lock(&imlist_mutex);
area = __im_get_area(v_addr, size, criteria);
- up(&imlist_sem);
+ mutex_unlock(&imlist_mutex);
return area;
}
printk(KERN_ERR "Trying to %s bad address (%p)\n", __FUNCTION__, addr);
return;
}
- down(&imlist_sem);
+ mutex_lock(&imlist_mutex);
for (p = &imlist ; (tmp = *p) ; p = &tmp->next) {
if (tmp->addr == addr) {
*p = tmp->next;
unmap_vm_area(tmp);
kfree(tmp);
- up(&imlist_sem);
+ mutex_unlock(&imlist_mutex);
return;
}
}
- up(&imlist_sem);
+ mutex_unlock(&imlist_mutex);
printk(KERN_ERR "Trying to %s nonexistent area (%p)\n", __FUNCTION__,
addr);
}
#include <asm/io.h>
#include <asm/prom.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include <asm/spu.h>
#include <asm/mmu_context.h>
}
static LIST_HEAD(spu_list);
-static DECLARE_MUTEX(spu_mutex);
+static DEFINE_MUTEX(spu_mutex);
static void spu_init_channels(struct spu *spu)
{
{
struct spu *spu;
- down(&spu_mutex);
+ mutex_lock(&spu_mutex);
if (!list_empty(&spu_list)) {
spu = list_entry(spu_list.next, struct spu, list);
list_del_init(&spu->list);
pr_debug("No SPU left\n");
spu = NULL;
}
- up(&spu_mutex);
+ mutex_unlock(&spu_mutex);
if (spu)
spu_init_channels(spu);
void spu_free(struct spu *spu)
{
- down(&spu_mutex);
+ mutex_lock(&spu_mutex);
list_add_tail(&spu->list, &spu_list);
- up(&spu_mutex);
+ mutex_unlock(&spu_mutex);
}
EXPORT_SYMBOL_GPL(spu_free);
spu->wbox_callback = NULL;
spu->stop_callback = NULL;
- down(&spu_mutex);
+ mutex_lock(&spu_mutex);
spu->number = number++;
ret = spu_request_irqs(spu);
if (ret)
goto out_unmap;
list_add(&spu->list, &spu_list);
- up(&spu_mutex);
+ mutex_unlock(&spu_mutex);
pr_debug(KERN_DEBUG "Using SPE %s %02x %p %p %p %p %d\n",
spu->name, spu->isrc, spu->local_store,
goto out;
out_unmap:
- up(&spu_mutex);
+ mutex_unlock(&spu_mutex);
spu_unmap(spu);
out_free:
kfree(spu);
static void cleanup_spu_base(void)
{
struct spu *spu, *tmp;
- down(&spu_mutex);
+ mutex_lock(&spu_mutex);
list_for_each_entry_safe(spu, tmp, &spu_list, list)
destroy_spu(spu);
- up(&spu_mutex);
+ mutex_unlock(&spu_mutex);
}
module_exit(cleanup_spu_base);
#include <linux/cpufreq.h>
#include <linux/init.h>
#include <linux/completion.h>
+#include <linux/mutex.h>
#include <asm/prom.h>
#include <asm/machdep.h>
#include <asm/irq.h>
static int (*g5_switch_freq)(int speed_mode);
static int (*g5_query_freq)(void);
-static DECLARE_MUTEX(g5_switch_mutex);
+static DEFINE_MUTEX(g5_switch_mutex);
static struct smu_sdbp_fvt *g5_fvt_table; /* table of op. points */
if (g5_pmode_cur == newstate)
return 0;
- down(&g5_switch_mutex);
+ mutex_lock(&g5_switch_mutex);
freqs.old = g5_cpu_freqs[g5_pmode_cur].frequency;
freqs.new = g5_cpu_freqs[newstate].frequency;
rc = g5_switch_freq(newstate);
cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- up(&g5_switch_mutex);
+ mutex_unlock(&g5_switch_mutex);
return rc;
}
#include <linux/delay.h>
#include <linux/sysdev.h>
#include <linux/poll.h>
+#include <linux/mutex.h>
#include <asm/byteorder.h>
#include <asm/io.h>
* for now, just hard code that
*/
static struct smu_device *smu;
-static DECLARE_MUTEX(smu_part_access);
+static DEFINE_MUTEX(smu_part_access);
static void smu_i2c_retry(unsigned long data);
if (interruptible) {
int rc;
- rc = down_interruptible(&smu_part_access);
+ rc = mutex_lock_interruptible(&smu_part_access);
if (rc)
return ERR_PTR(rc);
} else
- down(&smu_part_access);
+ mutex_lock(&smu_part_access);
part = (struct smu_sdbp_header *)get_property(smu->of_node,
pname, size);
if (part != NULL && size)
*size = part->len << 2;
}
- up(&smu_part_access);
+ mutex_unlock(&smu_part_access);
return part;
}
up(&_client_lock);
}
-static DECLARE_MUTEX(kcopyd_init_lock);
+static DEFINE_MUTEX(kcopyd_init_lock);
static int kcopyd_clients = 0;
static int kcopyd_init(void)
{
int r;
- down(&kcopyd_init_lock);
+ mutex_lock(&kcopyd_init_lock);
if (kcopyd_clients) {
/* Already initialized. */
kcopyd_clients++;
- up(&kcopyd_init_lock);
+ mutex_unlock(&kcopyd_init_lock);
return 0;
}
r = jobs_init();
if (r) {
- up(&kcopyd_init_lock);
+ mutex_unlock(&kcopyd_init_lock);
return r;
}
_kcopyd_wq = create_singlethread_workqueue("kcopyd");
if (!_kcopyd_wq) {
jobs_exit();
- up(&kcopyd_init_lock);
+ mutex_unlock(&kcopyd_init_lock);
return -ENOMEM;
}
kcopyd_clients++;
INIT_WORK(&_kcopyd_work, do_work, NULL);
- up(&kcopyd_init_lock);
+ mutex_unlock(&kcopyd_init_lock);
return 0;
}
static void kcopyd_exit(void)
{
- down(&kcopyd_init_lock);
+ mutex_lock(&kcopyd_init_lock);
kcopyd_clients--;
if (!kcopyd_clients) {
jobs_exit();
destroy_workqueue(_kcopyd_wq);
_kcopyd_wq = NULL;
}
- up(&kcopyd_init_lock);
+ mutex_unlock(&kcopyd_init_lock);
}
int kcopyd_client_create(unsigned int nr_pages, struct kcopyd_client **result)
#include <linux/delay.h>
#include <net/syncppp.h>
#include <linux/hdlc.h>
+#include <linux/mutex.h>
/* Version */
static const char version[] = "$Id: dscc4.c,v 1.173 2003/09/20 23:55:34 romieu Exp $ for Linux\n";
static int quartz;
#ifdef CONFIG_DSCC4_PCI_RST
-static DECLARE_MUTEX(dscc4_sem);
+static DEFINE_MUTEX(dscc4_mutex);
static u32 dscc4_pci_config_store[16];
#endif
{
int i;
- down(&dscc4_sem);
+ mutex_lock(&dscc4_mutex);
for (i = 0; i < 16; i++)
pci_read_config_dword(pdev, i << 2, dscc4_pci_config_store + i);
for (i = 0; i < 16; i++)
pci_write_config_dword(pdev, i << 2, dscc4_pci_config_store[i]);
- up(&dscc4_sem);
+ mutex_unlock(&dscc4_mutex);
}
#else
#define dscc4_pci_reset(pdev,ioaddr) do {} while (0)
#include <linux/kmod.h>
#include <linux/spinlock.h>
+#include <linux/mutex.h>
#include <asm/irq.h>
#undef PARPORT_PARANOID
static LIST_HEAD(drivers);
-static DECLARE_MUTEX(registration_lock);
+static DEFINE_MUTEX(registration_lock);
/* What you can do to a port that's gone away.. */
static void dead_write_lines (struct parport *p, unsigned char b){}
if (list_empty(&portlist))
get_lowlevel_driver ();
- down(®istration_lock);
+ mutex_lock(®istration_lock);
list_for_each_entry(port, &portlist, list)
drv->attach(port);
list_add(&drv->list, &drivers);
- up(®istration_lock);
+ mutex_unlock(®istration_lock);
return 0;
}
{
struct parport *port;
- down(®istration_lock);
+ mutex_lock(®istration_lock);
list_del_init(&drv->list);
list_for_each_entry(port, &portlist, list)
drv->detach(port);
- up(®istration_lock);
+ mutex_unlock(®istration_lock);
}
static void free_port (struct parport *port)
#endif
parport_proc_register(port);
- down(®istration_lock);
+ mutex_lock(®istration_lock);
spin_lock_irq(&parportlist_lock);
list_add_tail(&port->list, &portlist);
for (i = 1; i < 3; i++) {
if (slave)
attach_driver_chain(slave);
}
- up(®istration_lock);
+ mutex_unlock(®istration_lock);
}
/**
{
int i;
- down(®istration_lock);
+ mutex_lock(®istration_lock);
/* Spread the word. */
detach_driver_chain (port);
}
spin_unlock(&parportlist_lock);
- up(®istration_lock);
+ mutex_unlock(®istration_lock);
parport_proc_unregister(port);
#include <linux/string.h>
#include <asm/pci-bridge.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include <asm/rtas.h>
#include <asm/vio.h>
#include "rpaphp.h"
#include "rpadlpar.h"
-static DECLARE_MUTEX(rpadlpar_sem);
+static DEFINE_MUTEX(rpadlpar_mutex);
#define DLPAR_MODULE_NAME "rpadlpar_io"
int node_type;
int rc = -EIO;
- if (down_interruptible(&rpadlpar_sem))
+ if (mutex_lock_interruptible(&rpadlpar_mutex))
return -ERESTARTSYS;
/* Find newly added node */
printk(KERN_INFO "%s: slot %s added\n", DLPAR_MODULE_NAME, drc_name);
exit:
- up(&rpadlpar_sem);
+ mutex_unlock(&rpadlpar_mutex);
return rc;
}
int node_type;
int rc = 0;
- if (down_interruptible(&rpadlpar_sem))
+ if (mutex_lock_interruptible(&rpadlpar_mutex))
return -ERESTARTSYS;
dn = find_dlpar_node(drc_name, &node_type);
}
printk(KERN_INFO "%s: slot %s removed\n", DLPAR_MODULE_NAME, drc_name);
exit:
- up(&rpadlpar_sem);
+ mutex_unlock(&rpadlpar_mutex);
return rc;
}
#include <linux/pci.h>
#include <linux/proc_fs.h>
#include <linux/types.h>
+#include <linux/mutex.h>
#include <asm/sn/addrs.h>
#include <asm/sn/l1.h>
.get_power_status = get_power_status,
};
-static DECLARE_MUTEX(sn_hotplug_sem);
+static DEFINE_MUTEX(sn_hotplug_mutex);
static ssize_t path_show (struct hotplug_slot *bss_hotplug_slot,
char *buf)
int rc;
/* Serialize the Linux PCI infrastructure */
- down(&sn_hotplug_sem);
+ mutex_lock(&sn_hotplug_mutex);
/*
* Power-on and initialize the slot in the SN
*/
rc = sn_slot_enable(bss_hotplug_slot, slot->device_num);
if (rc) {
- up(&sn_hotplug_sem);
+ mutex_unlock(&sn_hotplug_mutex);
return rc;
}
PCI_DEVFN(slot->device_num + 1, 0));
if (!num_funcs) {
dev_dbg(slot->pci_bus->self, "no device in slot\n");
- up(&sn_hotplug_sem);
+ mutex_unlock(&sn_hotplug_mutex);
return -ENODEV;
}
if (new_ppb)
pci_bus_add_devices(new_bus);
- up(&sn_hotplug_sem);
+ mutex_unlock(&sn_hotplug_mutex);
if (rc == 0)
dev_dbg(slot->pci_bus->self,
int rc;
/* Acquire update access to the bus */
- down(&sn_hotplug_sem);
+ mutex_lock(&sn_hotplug_mutex);
/* is it okay to bring this slot down? */
rc = sn_slot_disable(bss_hotplug_slot, slot->device_num,
PCI_REQ_SLOT_DISABLE);
leaving:
/* Release the bus lock */
- up(&sn_hotplug_sem);
+ mutex_unlock(&sn_hotplug_mutex);
return rc;
}
struct pcibus_info *pcibus_info;
pcibus_info = SN_PCIBUS_BUSSOFT_INFO(slot->pci_bus);
- down(&sn_hotplug_sem);
+ mutex_lock(&sn_hotplug_mutex);
*value = pcibus_info->pbi_enabled_devices & (1 << slot->device_num);
- up(&sn_hotplug_sem);
+ mutex_unlock(&sn_hotplug_mutex);
return 0;
}
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/isapnp.h>
+#include <linux/mutex.h>
#include <asm/io.h>
#if 0
#define _LTAG_FIXEDMEM32RANGE 0x86
static unsigned char isapnp_checksum_value;
-static DECLARE_MUTEX(isapnp_cfg_mutex);
+static DEFINE_MUTEX(isapnp_cfg_mutex);
static int isapnp_detected;
static int isapnp_csn_count;
{
if (csn < 1 || csn > isapnp_csn_count || logdev > 10)
return -EINVAL;
- down(&isapnp_cfg_mutex);
+ mutex_lock(&isapnp_cfg_mutex);
isapnp_wait();
isapnp_key();
isapnp_wake(csn);
int isapnp_cfg_end(void)
{
isapnp_wait();
- up(&isapnp_cfg_mutex);
+ mutex_unlock(&isapnp_cfg_mutex);
return 0;
}
#include <linux/major.h>
#include <linux/kdev_t.h>
#include <linux/device.h>
+#include <linux/mutex.h>
struct class *class3270;
#define RAW3270_FLAGS_CONSOLE 8 /* Device is the console. */
/* Semaphore to protect global data of raw3270 (devices, views, etc). */
-static DECLARE_MUTEX(raw3270_sem);
+static DEFINE_MUTEX(raw3270_mutex);
/* List of 3270 devices. */
static struct list_head raw3270_devices = LIST_HEAD_INIT(raw3270_devices);
* number for it. Note: there is no device with minor 0,
* see special case for fs3270.c:fs3270_open().
*/
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
/* Keep the list sorted. */
minor = RAW3270_FIRSTMINOR;
rp->minor = -1;
rp->minor = minor;
list_add_tail(&rp->list, &raw3270_devices);
}
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
/* No free minor number? Then give up. */
if (rp->minor == -1)
return -EUSERS;
if (minor <= 0)
return -ENODEV;
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
rc = -ENODEV;
list_for_each_entry(rp, &raw3270_devices, list) {
if (rp->minor != minor)
spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags);
break;
}
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
return rc;
}
struct raw3270_view *view, *tmp;
unsigned long flags;
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
view = ERR_PTR(-ENODEV);
list_for_each_entry(rp, &raw3270_devices, list) {
if (rp->minor != minor)
spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags);
break;
}
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
return view;
}
struct ccw_device *cdev;
/* Remove from device chain. */
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
if (rp->clttydev)
class_device_destroy(class3270,
MKDEV(IBM_TTY3270_MAJOR, rp->minor));
class_device_destroy(class3270,
MKDEV(IBM_FS3270_MAJOR, rp->minor));
list_del_init(&rp->list);
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
/* Disconnect from ccw_device. */
cdev = rp->cdev;
if (!np)
return -ENOMEM;
np->notifier = notifier;
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
list_add_tail(&np->list, &raw3270_notifier);
list_for_each_entry(rp, &raw3270_devices, list) {
get_device(&rp->cdev->dev);
notifier(rp->minor, 1);
}
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
return 0;
}
{
struct raw3270_notifier *np;
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
list_for_each_entry(np, &raw3270_notifier, list)
if (np->notifier == notifier) {
list_del(&np->list);
kfree(np);
break;
}
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
}
/*
goto failure;
raw3270_create_attributes(rp);
set_bit(RAW3270_FLAGS_READY, &rp->flags);
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
list_for_each_entry(np, &raw3270_notifier, list)
np->notifier(rp->minor, 1);
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
return 0;
failure:
}
spin_unlock_irqrestore(get_ccwdev_lock(cdev), flags);
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
list_for_each_entry(np, &raw3270_notifier, list)
np->notifier(rp->minor, 0);
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
/* Reset 3270 device. */
raw3270_reset_device(rp);
rc = ccw_driver_register(&raw3270_ccw_driver);
if (rc == 0) {
/* Create attributes for early (= console) device. */
- down(&raw3270_sem);
+ mutex_lock(&raw3270_mutex);
class3270 = class_create(THIS_MODULE, "3270");
list_for_each_entry(rp, &raw3270_devices, list) {
get_device(&rp->cdev->dev);
raw3270_create_attributes(rp);
}
- up(&raw3270_sem);
+ mutex_unlock(&raw3270_mutex);
}
return rc;
}
#include <linux/kmod.h>
#include <linux/sem.h>
#include <linux/devfs_fs_kernel.h>
+#include <linux/mutex.h>
#define PHONE_NUM_DEVICES 256
*/
static struct phone_device *phone_device[PHONE_NUM_DEVICES];
-static DECLARE_MUTEX(phone_lock);
+static DEFINE_MUTEX(phone_lock);
/*
* Open a phone device.
if (minor >= PHONE_NUM_DEVICES)
return -ENODEV;
- down(&phone_lock);
+ mutex_lock(&phone_lock);
p = phone_device[minor];
if (p)
new_fops = fops_get(p->f_op);
if (!new_fops) {
- up(&phone_lock);
+ mutex_unlock(&phone_lock);
request_module("char-major-%d-%d", PHONE_MAJOR, minor);
- down(&phone_lock);
+ mutex_lock(&phone_lock);
p = phone_device[minor];
if (p == NULL || (new_fops = fops_get(p->f_op)) == NULL)
{
}
fops_put(old_fops);
end:
- up(&phone_lock);
+ mutex_unlock(&phone_lock);
return err;
}
end = unit + 1; /* enter the loop at least one time */
}
- down(&phone_lock);
+ mutex_lock(&phone_lock);
for (i = base; i < end; i++) {
if (phone_device[i] == NULL) {
phone_device[i] = p;
p->minor = i;
devfs_mk_cdev(MKDEV(PHONE_MAJOR,i),
S_IFCHR|S_IRUSR|S_IWUSR, "phone/%d", i);
- up(&phone_lock);
+ mutex_unlock(&phone_lock);
return 0;
}
}
- up(&phone_lock);
+ mutex_unlock(&phone_lock);
return -ENFILE;
}
void phone_unregister_device(struct phone_device *pfd)
{
- down(&phone_lock);
+ mutex_lock(&phone_lock);
if (phone_device[pfd->minor] != pfd)
panic("phone: bad unregister");
devfs_remove("phone/%d", pfd->minor);
phone_device[pfd->minor] = NULL;
- up(&phone_lock);
+ mutex_unlock(&phone_lock);
}
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4.h>
+#include <linux/mutex.h>
#include <net/ip.h>
#include <net/route.h>
#include <net/ip_vs.h>
/* semaphore for IPVS sockopts. And, [gs]etsockopt may sleep. */
-static DECLARE_MUTEX(__ip_vs_mutex);
+static DEFINE_MUTEX(__ip_vs_mutex);
/* lock for service table */
static DEFINE_RWLOCK(__ip_vs_svc_lock);
/* increase the module use count */
ip_vs_use_count_inc();
- if (down_interruptible(&__ip_vs_mutex)) {
+ if (mutex_lock_interruptible(&__ip_vs_mutex)) {
ret = -ERESTARTSYS;
goto out_dec;
}
ip_vs_service_put(svc);
out_unlock:
- up(&__ip_vs_mutex);
+ mutex_unlock(&__ip_vs_mutex);
out_dec:
/* decrease the module use count */
ip_vs_use_count_dec();
if (copy_from_user(arg, user, get_arglen[GET_CMDID(cmd)]) != 0)
return -EFAULT;
- if (down_interruptible(&__ip_vs_mutex))
+ if (mutex_lock_interruptible(&__ip_vs_mutex))
return -ERESTARTSYS;
switch (cmd) {
}
out:
- up(&__ip_vs_mutex);
+ mutex_unlock(&__ip_vs_mutex);
return ret;
}
/* FIXME: this is just for IP_NF_ASSERRT */
#include <linux/netfilter_ipv4/ip_conntrack.h>
+#include <linux/mutex.h>
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>");
};
static DEFINE_SPINLOCK(hashlimit_lock); /* protects htables list */
-static DECLARE_MUTEX(hlimit_mutex); /* additional checkentry protection */
+static DEFINE_MUTEX(hlimit_mutex); /* additional checkentry protection */
static HLIST_HEAD(hashlimit_htables);
static kmem_cache_t *hashlimit_cachep __read_mostly;
* call vmalloc, and that can sleep. And we cannot just re-search
* the list of htable's in htable_create(), since then we would
* create duplicate proc files. -HW */
- down(&hlimit_mutex);
+ mutex_lock(&hlimit_mutex);
r->hinfo = htable_find_get(r->name);
if (!r->hinfo && (htable_create(r) != 0)) {
- up(&hlimit_mutex);
+ mutex_unlock(&hlimit_mutex);
return 0;
}
- up(&hlimit_mutex);
+ mutex_unlock(&hlimit_mutex);
/* Ugly hack: For SMP, we only want to use one set */
r->u.master = r;
#include <linux/socket.h>
#include <linux/string.h>
#include <linux/skbuff.h>
+#include <linux/mutex.h>
#include <net/sock.h>
#include <net/genetlink.h>
struct sock *genl_sock = NULL;
-static DECLARE_MUTEX(genl_sem); /* serialization of message processing */
+static DEFINE_MUTEX(genl_mutex); /* serialization of message processing */
static void genl_lock(void)
{
- down(&genl_sem);
+ mutex_lock(&genl_mutex);
}
static int genl_trylock(void)
{
- return down_trylock(&genl_sem);
+ return !mutex_trylock(&genl_mutex);
}
static void genl_unlock(void)
{
- up(&genl_sem);
+ mutex_unlock(&genl_mutex);
if (genl_sock && genl_sock->sk_receive_queue.qlen)
genl_sock->sk_data_ready(genl_sock, 0);
projects / linux-2.6 / commitdiff