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Subject[PATCH 6/19] MUTEX: Drivers A-E changes
The attached patch modifies the files of the drivers/a* thru drivers/e* to use
the new mutex functions.

Signed-Off-By: David Howells <dhowells@redhat.com>
---
warthog>diffstat -p1 mutex-drivers-AtoE-2615rc5.diff
drivers/acpi/ec.c | 2 +-
drivers/acpi/osl.c | 10 +++++-----
drivers/acpi/video.c | 2 +-
drivers/atm/ambassador.h | 2 +-
drivers/atm/fore200e.h | 2 +-
drivers/atm/idt77252.c | 2 +-
drivers/atm/idt77252.h | 2 +-
drivers/base/core.c | 2 +-
drivers/base/firmware_class.c | 2 +-
drivers/base/map.c | 6 +++---
drivers/base/power/power.h | 4 ++--
drivers/base/power/shutdown.c | 2 +-
drivers/base/sys.c | 2 +-
drivers/block/aoe/aoechr.c | 4 ++--
drivers/block/cryptoloop.c | 2 +-
drivers/block/pktcdvd.c | 2 +-
drivers/block/sx8.c | 4 ++--
drivers/char/agp/frontend.c | 2 +-
drivers/char/drm/drmP.h | 4 ++--
drivers/char/drm/drm_stub.c | 4 ++--
drivers/char/generic_serial.c | 2 +-
drivers/char/ipmi/ipmi_devintf.c | 6 +++---
drivers/char/ipmi/ipmi_msghandler.c | 2 +-
drivers/char/mbcs.h | 6 +++---
drivers/char/moxa.c | 2 +-
drivers/char/rio/rioboot.c | 2 +-
drivers/char/rio/riocmd.c | 2 +-
drivers/char/rio/rioctrl.c | 2 +-
drivers/char/rio/rioinit.c | 2 +-
drivers/char/rio/riointr.c | 2 +-
drivers/char/rio/rioparam.c | 2 +-
drivers/char/rio/rioroute.c | 2 +-
drivers/char/rio/riotable.c | 2 +-
drivers/char/rio/riotty.c | 2 +-
drivers/char/rocket.c | 4 ++--
drivers/char/rocket_int.h | 2 +-
drivers/char/ser_a2232.c | 2 +-
drivers/char/snsc.c | 4 ++--
drivers/char/snsc.h | 6 +++---
drivers/char/sonypi.c | 2 +-
drivers/char/tpm/tpm.h | 4 ++--
drivers/char/tty_io.c | 4 ++--
drivers/char/viotape.c | 20 ++++++++++----------
drivers/char/watchdog/cpu5wdt.c | 2 +-
drivers/char/watchdog/pcwd_usb.c | 2 +-
drivers/char/watchdog/sc1200wdt.c | 6 +++---
drivers/char/watchdog/scx200_wdt.c | 4 ++--
drivers/char/watchdog/wdt_pci.c | 4 ++--
48 files changed, 82 insertions(+), 82 deletions(-)

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/acpi/ec.c linux-2.6.15-rc5-mutex/drivers/acpi/ec.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/acpi/ec.c 2005-11-01 13:19:04.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/acpi/ec.c 2005-12-12 17:40:34.000000000 +0000
@@ -103,7 +103,7 @@ union acpi_ec {
unsigned int expect_event;
atomic_t leaving_burst; /* 0 : No, 1 : Yes, 2: abort */
atomic_t pending_gpe;
- struct semaphore sem;
+ struct mutex sem;
wait_queue_head_t wait;
} burst;

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/acpi/osl.c linux-2.6.15-rc5-mutex/drivers/acpi/osl.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/acpi/osl.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/acpi/osl.c 2005-12-12 17:49:01.000000000 +0000
@@ -813,7 +813,7 @@ acpi_status acpi_os_wait_semaphore(acpi_
* (a.k.a. 'would block').
*/
case 0:
- if (down_trylock(sem))
+ if (down_sem_trylock(sem))
status = AE_TIME;
break;

@@ -822,7 +822,7 @@ acpi_status acpi_os_wait_semaphore(acpi_
* ------------------
*/
case ACPI_WAIT_FOREVER:
- down(sem);
+ down_sem(sem);
break;

/*
@@ -835,10 +835,10 @@ acpi_status acpi_os_wait_semaphore(acpi_
int i = 0;
static const int quantum_ms = 1000 / HZ;

- ret = down_trylock(sem);
+ ret = down_sem_trylock(sem);
for (i = timeout; (i > 0 && ret < 0); i -= quantum_ms) {
schedule_timeout_interruptible(1);
- ret = down_trylock(sem);
+ ret = down_sem_trylock(sem);
}

if (ret != 0)
@@ -881,7 +881,7 @@ acpi_status acpi_os_signal_semaphore(acp
ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Signaling semaphore[%p|%d]\n", handle,
units));

- up(sem);
+ up_sem(sem);

return_ACPI_STATUS(AE_OK);
}
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/acpi/video.c linux-2.6.15-rc5-mutex/drivers/acpi/video.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/acpi/video.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/acpi/video.c 2005-12-12 21:13:16.000000000 +0000
@@ -123,7 +123,7 @@ struct acpi_video_bus {
u8 attached_count;
struct acpi_video_bus_cap cap;
struct acpi_video_bus_flags flags;
- struct semaphore sem;
+ struct mutex sem;
struct list_head video_device_list;
struct proc_dir_entry *dir;
};
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/atm/ambassador.h linux-2.6.15-rc5-mutex/drivers/atm/ambassador.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/atm/ambassador.h 2005-06-22 13:51:45.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/atm/ambassador.h 2005-12-12 20:59:29.000000000 +0000
@@ -639,7 +639,7 @@ struct amb_dev {
amb_txq txq;
amb_rxq rxq[NUM_RX_POOLS];

- struct semaphore vcc_sf;
+ struct mutex vcc_sf;
amb_tx_info txer[NUM_VCS];
struct atm_vcc * rxer[NUM_VCS];
unsigned int tx_avail;
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/atm/fore200e.h linux-2.6.15-rc5-mutex/drivers/atm/fore200e.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/atm/fore200e.h 2005-06-22 13:51:45.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/atm/fore200e.h 2005-12-12 20:59:38.000000000 +0000
@@ -870,7 +870,7 @@ typedef struct fore200e {

struct stats* stats; /* last snapshot of the stats */

- struct semaphore rate_sf; /* protects rate reservation ops */
+ struct mutex rate_sf; /* protects rate reservation ops */
spinlock_t q_lock; /* protects queue ops */
#ifdef FORE200E_USE_TASKLET
struct tasklet_struct tx_tasklet; /* performs tx interrupt work */
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/atm/idt77252.c linux-2.6.15-rc5-mutex/drivers/atm/idt77252.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/atm/idt77252.c 2005-11-01 13:19:04.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/atm/idt77252.c 2005-12-12 22:12:50.000000000 +0000
@@ -47,7 +47,7 @@ static char const rcsid[] =
#include <linux/bitops.h>
#include <linux/wait.h>
#include <linux/jiffies.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/atomic.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/atm/idt77252.h linux-2.6.15-rc5-mutex/drivers/atm/idt77252.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/atm/idt77252.h 2005-03-02 12:08:03.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/atm/idt77252.h 2005-12-12 20:59:11.000000000 +0000
@@ -359,7 +359,7 @@ struct idt77252_dev
unsigned long srambase; /* SAR's sram base address */
void __iomem *fbq[4]; /* FBQ fill addresses */

- struct semaphore mutex;
+ struct mutex mutex;
spinlock_t cmd_lock; /* for r/w utility/sram */

unsigned long softstat;
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/base/core.c linux-2.6.15-rc5-mutex/drivers/base/core.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/base/core.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/base/core.c 2005-12-12 22:12:49.000000000 +0000
@@ -16,7 +16,7 @@
#include <linux/slab.h>
#include <linux/string.h>

-#include <asm/semaphore.h>
+#include <linux/semaphore.h>

#include "base.h"
#include "power/power.h"
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/base/firmware_class.c linux-2.6.15-rc5-mutex/drivers/base/firmware_class.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/base/firmware_class.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/base/firmware_class.c 2005-12-12 22:12:49.000000000 +0000
@@ -14,7 +14,7 @@
#include <linux/vmalloc.h>
#include <linux/interrupt.h>
#include <linux/bitops.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>

#include <linux/firmware.h>
#include "base.h"
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/base/map.c linux-2.6.15-rc5-mutex/drivers/base/map.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/base/map.c 2005-11-01 13:19:05.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/base/map.c 2005-12-12 17:42:33.000000000 +0000
@@ -25,7 +25,7 @@ struct kobj_map {
int (*lock)(dev_t, void *);
void *data;
} *probes[255];
- struct semaphore *sem;
+ struct mutex *sem;
};

int kobj_map(struct kobj_map *domain, dev_t dev, unsigned long range,
@@ -132,7 +132,7 @@ retry:
return NULL;
}

-struct kobj_map *kobj_map_init(kobj_probe_t *base_probe, struct semaphore *sem)
+struct kobj_map *kobj_map_init(kobj_probe_t *base_probe, struct mutex *mutex)
{
struct kobj_map *p = kmalloc(sizeof(struct kobj_map), GFP_KERNEL);
struct probe *base = kzalloc(sizeof(*base), GFP_KERNEL);
@@ -149,6 +149,6 @@ struct kobj_map *kobj_map_init(kobj_prob
base->get = base_probe;
for (i = 0; i < 255; i++)
p->probes[i] = base;
- p->sem = sem;
+ p->sem = mutex;
return p;
}
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/base/power/power.h linux-2.6.15-rc5-mutex/drivers/base/power/power.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/base/power/power.h 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/base/power/power.h 2005-12-12 17:44:20.000000000 +0000
@@ -14,12 +14,12 @@ extern void device_shutdown(void);
/*
* Used to synchronize global power management operations.
*/
-extern struct semaphore dpm_sem;
+extern struct mutex dpm_sem;

/*
* Used to serialize changes to the dpm_* lists.
*/
-extern struct semaphore dpm_list_sem;
+extern struct mutex dpm_list_sem;

/*
* The PM lists.
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/base/power/shutdown.c linux-2.6.15-rc5-mutex/drivers/base/power/shutdown.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/base/power/shutdown.c 2005-06-22 13:51:45.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/base/power/shutdown.c 2005-12-12 22:12:49.000000000 +0000
@@ -10,7 +10,7 @@

#include <linux/config.h>
#include <linux/device.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>

#include "power.h"

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/base/sys.c linux-2.6.15-rc5-mutex/drivers/base/sys.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/base/sys.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/base/sys.c 2005-12-12 22:12:49.000000000 +0000
@@ -21,7 +21,7 @@
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/pm.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>

extern struct subsystem devices_subsys;

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/block/aoe/aoechr.c linux-2.6.15-rc5-mutex/drivers/block/aoe/aoechr.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/block/aoe/aoechr.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/block/aoe/aoechr.c 2005-12-12 21:28:14.000000000 +0000
@@ -96,7 +96,7 @@ bail: spin_unlock_irqrestore(&emsgs_loc
spin_unlock_irqrestore(&emsgs_lock, flags);

if (nblocked_emsgs_readers)
- up(&emsgs_sema);
+ up_sem(&emsgs_sema);
}

static ssize_t
@@ -164,7 +164,7 @@ loop:

spin_unlock_irqrestore(&emsgs_lock, flags);

- n = down_interruptible(&emsgs_sema);
+ n = down_sem_interruptible(&emsgs_sema);

spin_lock_irqsave(&emsgs_lock, flags);

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/block/cryptoloop.c linux-2.6.15-rc5-mutex/drivers/block/cryptoloop.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/block/cryptoloop.c 2005-11-01 13:19:05.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/block/cryptoloop.c 2005-12-12 22:08:48.000000000 +0000
@@ -26,7 +26,7 @@
#include <linux/crypto.h>
#include <linux/blkdev.h>
#include <linux/loop.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

MODULE_LICENSE("GPL");
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/block/pktcdvd.c linux-2.6.15-rc5-mutex/drivers/block/pktcdvd.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/block/pktcdvd.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/block/pktcdvd.c 2005-12-12 21:28:17.000000000 +0000
@@ -82,7 +82,7 @@
static struct pktcdvd_device *pkt_devs[MAX_WRITERS];
static struct proc_dir_entry *pkt_proc;
static int pkt_major;
-static struct semaphore ctl_mutex; /* Serialize open/close/setup/teardown */
+static struct mutex ctl_mutex; /* Serialize open/close/setup/teardown */
static mempool_t *psd_pool;


diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/block/sx8.c linux-2.6.15-rc5-mutex/drivers/block/sx8.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/block/sx8.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/block/sx8.c 2005-12-12 22:08:48.000000000 +0000
@@ -28,7 +28,7 @@
#include <linux/hdreg.h>
#include <linux/dma-mapping.h>
#include <asm/io.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#if 0
@@ -303,7 +303,7 @@ struct carm_host {

struct work_struct fsm_task;

- struct semaphore probe_sem;
+ struct mutex probe_sem;
};

struct carm_response {
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/agp/frontend.c linux-2.6.15-rc5-mutex/drivers/char/agp/frontend.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/agp/frontend.c 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/agp/frontend.c 2005-12-12 20:15:38.000000000 +0000
@@ -1081,7 +1081,7 @@ static struct miscdevice agp_miscdev =
int agp_frontend_initialize(void)
{
memset(&agp_fe, 0, sizeof(struct agp_front_data));
- sema_init(&(agp_fe.agp_mutex), 1);
+ init_MUTEX(&(agp_fe.agp_mutex));

if (misc_register(&agp_miscdev)) {
printk(KERN_ERR PFX "unable to get minor: %d\n", AGPGART_MINOR);
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/drm/drmP.h linux-2.6.15-rc5-mutex/drivers/char/drm/drmP.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/drm/drmP.h 2005-12-08 16:23:38.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/drm/drmP.h 2005-12-12 20:17:29.000000000 +0000
@@ -625,7 +625,7 @@ typedef struct drm_device {
/** \name Locks */
/*@{ */
spinlock_t count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */
- struct semaphore struct_sem; /**< For others */
+ struct mutex struct_sem; /**< For others */
/*@} */

/** \name Usage Counters */
@@ -660,7 +660,7 @@ typedef struct drm_device {
/*@{ */
drm_ctx_list_t *ctxlist; /**< Linked list of context handles */
int ctx_count; /**< Number of context handles */
- struct semaphore ctxlist_sem; /**< For ctxlist */
+ struct mutex ctxlist_sem; /**< For ctxlist */

drm_map_t **context_sareas; /**< per-context SAREA's */
int max_context;
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/drm/drm_stub.c linux-2.6.15-rc5-mutex/drivers/char/drm/drm_stub.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/drm/drm_stub.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/drm/drm_stub.c 2005-12-12 20:24:32.000000000 +0000
@@ -61,8 +61,8 @@ static int drm_fill_in_dev(drm_device_t

spin_lock_init(&dev->count_lock);
init_timer(&dev->timer);
- sema_init(&dev->struct_sem, 1);
- sema_init(&dev->ctxlist_sem, 1);
+ init_MUTEX(&dev->struct_sem);
+ init_MUTEX(&dev->ctxlist_sem);

dev->pdev = pdev;

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/generic_serial.c linux-2.6.15-rc5-mutex/drivers/char/generic_serial.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/generic_serial.c 2005-06-22 13:51:47.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/generic_serial.c 2005-12-12 22:08:48.000000000 +0000
@@ -28,7 +28,7 @@
#include <linux/interrupt.h>
#include <linux/tty_flip.h>
#include <linux/delay.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#define DEBUG
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/ipmi/ipmi_devintf.c linux-2.6.15-rc5-mutex/drivers/char/ipmi/ipmi_devintf.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/ipmi/ipmi_devintf.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/ipmi/ipmi_devintf.c 2005-12-12 22:08:48.000000000 +0000
@@ -42,7 +42,7 @@
#include <linux/slab.h>
#include <linux/devfs_fs_kernel.h>
#include <linux/ipmi.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/compat.h>
@@ -55,7 +55,7 @@ struct ipmi_file_private
struct file *file;
struct fasync_struct *fasync_queue;
wait_queue_head_t wait;
- struct semaphore recv_sem;
+ struct mutex recv_sem;
int default_retries;
unsigned int default_retry_time_ms;
};
@@ -141,7 +141,7 @@ static int ipmi_open(struct inode *inode
INIT_LIST_HEAD(&(priv->recv_msgs));
init_waitqueue_head(&priv->wait);
priv->fasync_queue = NULL;
- sema_init(&(priv->recv_sem), 1);
+ init_MUTEX(&(priv->recv_sem));

/* Use the low-level defaults. */
priv->default_retries = -1;
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/ipmi/ipmi_msghandler.c linux-2.6.15-rc5-mutex/drivers/char/ipmi/ipmi_msghandler.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/ipmi/ipmi_msghandler.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/ipmi/ipmi_msghandler.c 2005-12-12 21:30:10.000000000 +0000
@@ -209,7 +209,7 @@ struct ipmi_smi

/* The list of command receivers that are registered for commands
on this interface. */
- struct semaphore cmd_rcvrs_lock;
+ struct mutex cmd_rcvrs_lock;
struct list_head cmd_rcvrs;

/* Events that were queues because no one was there to receive
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/mbcs.h linux-2.6.15-rc5-mutex/drivers/char/mbcs.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/mbcs.h 2005-06-22 13:51:47.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/mbcs.h 2005-12-12 21:29:18.000000000 +0000
@@ -537,9 +537,9 @@ struct mbcs_soft {
atomic_t dmawrite_done;
atomic_t dmaread_done;
atomic_t algo_done;
- struct semaphore dmawritelock;
- struct semaphore dmareadlock;
- struct semaphore algolock;
+ struct mutex dmawritelock;
+ struct mutex dmareadlock;
+ struct mutex algolock;
};

extern int mbcs_open(struct inode *ip, struct file *fp);
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/moxa.c linux-2.6.15-rc5-mutex/drivers/char/moxa.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/moxa.c 2005-11-01 13:19:06.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/moxa.c 2005-12-12 21:29:08.000000000 +0000
@@ -216,7 +216,7 @@ static int moxaTimer_on;
static struct timer_list moxaTimer;
static int moxaEmptyTimer_on[MAX_PORTS];
static struct timer_list moxaEmptyTimer[MAX_PORTS];
-static struct semaphore moxaBuffSem;
+static struct mutex moxaBuffSem;

/*
* static functions:
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioboot.c linux-2.6.15-rc5-mutex/drivers/char/rio/rioboot.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioboot.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/rioboot.c 2005-12-12 22:08:48.000000000 +0000
@@ -41,7 +41,7 @@ static char *_rioboot_c_sccs_ = "@(#)rio
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>


#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riocmd.c linux-2.6.15-rc5-mutex/drivers/char/rio/riocmd.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riocmd.c 2005-06-22 13:51:47.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/riocmd.c 2005-12-12 22:08:48.000000000 +0000
@@ -41,7 +41,7 @@ static char *_riocmd_c_sccs_ = "@(#)rioc
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>

#include <linux/termios.h>
#include <linux/serial.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioctrl.c linux-2.6.15-rc5-mutex/drivers/char/rio/rioctrl.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioctrl.c 2005-03-02 12:08:06.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/rioctrl.c 2005-12-12 22:08:48.000000000 +0000
@@ -40,7 +40,7 @@ static char *_rioctrl_c_sccs_ = "@(#)rio
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioinit.c linux-2.6.15-rc5-mutex/drivers/char/rio/rioinit.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioinit.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/rioinit.c 2005-12-12 22:08:48.000000000 +0000
@@ -41,7 +41,7 @@ static char *_rioinit_c_sccs_ = "@(#)rio
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riointr.c linux-2.6.15-rc5-mutex/drivers/char/rio/riointr.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riointr.c 2005-03-02 12:08:06.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/riointr.c 2005-12-12 22:08:48.000000000 +0000
@@ -41,7 +41,7 @@ static char *_riointr_c_sccs_ = "@(#)rio
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioparam.c linux-2.6.15-rc5-mutex/drivers/char/rio/rioparam.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioparam.c 2004-06-18 13:41:42.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/rioparam.c 2005-12-12 22:08:48.000000000 +0000
@@ -41,7 +41,7 @@ static char *_rioparam_c_sccs_ = "@(#)ri
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioroute.c linux-2.6.15-rc5-mutex/drivers/char/rio/rioroute.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/rioroute.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/rioroute.c 2005-12-12 22:08:48.000000000 +0000
@@ -39,7 +39,7 @@ static char *_rioroute_c_sccs_ = "@(#)ri
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riotable.c linux-2.6.15-rc5-mutex/drivers/char/rio/riotable.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riotable.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/riotable.c 2005-12-12 22:08:48.000000000 +0000
@@ -42,7 +42,7 @@ static char *_riotable_c_sccs_ = "@(#)ri
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riotty.c linux-2.6.15-rc5-mutex/drivers/char/rio/riotty.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rio/riotty.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rio/riotty.c 2005-12-12 22:08:48.000000000 +0000
@@ -44,7 +44,7 @@ static char *_riotty_c_sccs_ = "@(#)riot
#include <asm/io.h>
#include <asm/system.h>
#include <asm/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>

#include <linux/termios.h>
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rocket.c linux-2.6.15-rc5-mutex/drivers/char/rocket.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rocket.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/rocket.c 2005-12-12 22:08:48.000000000 +0000
@@ -93,7 +93,7 @@
#include <asm/atomic.h>
#include <linux/bitops.h>
#include <linux/spinlock.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <linux/init.h>

/****** RocketPort includes ******/
@@ -716,7 +716,7 @@ static void init_r_port(int board, int a
}
}
spin_lock_init(&info->slock);
- sema_init(&info->write_sem, 1);
+ init_MUTEX(&info->write_sem);
rp_table[line] = info;
if (pci_dev)
tty_register_device(rocket_driver, line, &pci_dev->dev);
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/rocket_int.h linux-2.6.15-rc5-mutex/drivers/char/rocket_int.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/rocket_int.h 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/rocket_int.h 2005-12-12 20:15:24.000000000 +0000
@@ -1171,7 +1171,7 @@ struct r_port {
struct wait_queue *close_wait;
#endif
spinlock_t slock;
- struct semaphore write_sem;
+ struct mutex write_sem;
};

#define RPORT_MAGIC 0x525001
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/ser_a2232.c linux-2.6.15-rc5-mutex/drivers/char/ser_a2232.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/ser_a2232.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/ser_a2232.c 2005-12-12 22:08:48.000000000 +0000
@@ -97,7 +97,7 @@
#include <asm/amigahw.h>
#include <linux/zorro.h>
#include <asm/irq.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>

#include <linux/delay.h>

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/snsc.c linux-2.6.15-rc5-mutex/drivers/char/snsc.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/snsc.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/snsc.c 2005-12-12 20:16:07.000000000 +0000
@@ -99,8 +99,8 @@ scdrv_open(struct inode *inode, struct f
spin_lock_init(&sd->sd_wlock);
init_waitqueue_head(&sd->sd_rq);
init_waitqueue_head(&sd->sd_wq);
- sema_init(&sd->sd_rbs, 1);
- sema_init(&sd->sd_wbs, 1);
+ init_MUTEX(&sd->sd_rbs);
+ init_MUTEX(&sd->sd_wbs);

file->private_data = sd;

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/snsc.h linux-2.6.15-rc5-mutex/drivers/char/snsc.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/snsc.h 2005-06-22 13:51:47.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/snsc.h 2005-12-12 22:12:49.000000000 +0000
@@ -22,8 +22,8 @@
#include <linux/kobject.h>
#include <linux/fs.h>
#include <linux/cdev.h>
+#include <linux/semaphore.h>
#include <asm/sn/types.h>
-#include <asm/semaphore.h>

#define CHUNKSIZE 127

@@ -35,8 +35,8 @@ struct subch_data_s {
spinlock_t sd_wlock; /* monitor lock for wsv */
wait_queue_head_t sd_rq; /* wait queue for readers */
wait_queue_head_t sd_wq; /* wait queue for writers */
- struct semaphore sd_rbs; /* semaphore for read buffer */
- struct semaphore sd_wbs; /* semaphore for write buffer */
+ struct mutex sd_rbs; /* semaphore for read buffer */
+ struct mutex sd_wbs; /* semaphore for write buffer */

char sd_rb[CHUNKSIZE]; /* read buffer */
char sd_wb[CHUNKSIZE]; /* write buffer */
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/sonypi.c linux-2.6.15-rc5-mutex/drivers/char/sonypi.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/sonypi.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/sonypi.c 2005-12-12 21:28:40.000000000 +0000
@@ -480,7 +480,7 @@ static struct sonypi_device {
u16 evtype_offset;
int camera_power;
int bluetooth_power;
- struct semaphore lock;
+ struct mutex lock;
struct kfifo *fifo;
spinlock_t fifo_lock;
wait_queue_head_t fifo_proc_list;
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/tpm/tpm.h linux-2.6.15-rc5-mutex/drivers/char/tpm/tpm.h
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/tpm/tpm.h 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/tpm/tpm.h 2005-12-12 21:28:57.000000000 +0000
@@ -74,11 +74,11 @@ struct tpm_chip {
/* Data passed to and from the tpm via the read/write calls */
u8 *data_buffer;
atomic_t data_pending;
- struct semaphore buffer_mutex;
+ struct mutex buffer_mutex;

struct timer_list user_read_timer; /* user needs to claim result */
struct work_struct work;
- struct semaphore tpm_mutex; /* tpm is processing */
+ struct mutex tpm_mutex; /* tpm is processing */

struct tpm_vendor_specific *vendor;

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/tty_io.c linux-2.6.15-rc5-mutex/drivers/char/tty_io.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/tty_io.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/tty_io.c 2005-12-12 17:48:17.000000000 +0000
@@ -2677,8 +2677,8 @@ static void initialize_tty_struct(struct
init_waitqueue_head(&tty->write_wait);
init_waitqueue_head(&tty->read_wait);
INIT_WORK(&tty->hangup_work, do_tty_hangup, tty);
- sema_init(&tty->atomic_read, 1);
- sema_init(&tty->atomic_write, 1);
+ init_MUTEX(&tty->atomic_read);
+ init_MUTEX(&tty->atomic_write);
spin_lock_init(&tty->read_lock);
INIT_LIST_HEAD(&tty->tty_files);
INIT_WORK(&tty->SAK_work, NULL, NULL);
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/viotape.c linux-2.6.15-rc5-mutex/drivers/char/viotape.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/viotape.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/viotape.c 2005-12-12 20:20:37.000000000 +0000
@@ -454,12 +454,12 @@ static ssize_t viotap_write(struct file
* semaphore
*/
if (noblock) {
- if (down_trylock(&reqSem)) {
+ if (down_sem_trylock(&reqSem)) {
ret = -EWOULDBLOCK;
goto free_op;
}
} else
- down(&reqSem);
+ down_sem(&reqSem);

/* Allocate a DMA buffer */
op->dev = tape_device[devi.devno];
@@ -515,7 +515,7 @@ static ssize_t viotap_write(struct file
free_dma:
dma_free_coherent(op->dev, count, op->buffer, op->dmaaddr);
up_sem:
- up(&reqSem);
+ up_sem(&reqSem);
free_op:
free_op_struct(op);
return ret;
@@ -544,12 +544,12 @@ static ssize_t viotap_read(struct file *
* semaphore
*/
if (noblock) {
- if (down_trylock(&reqSem)) {
+ if (down_sem_trylock(&reqSem)) {
ret = -EWOULDBLOCK;
goto free_op;
}
} else
- down(&reqSem);
+ down_sem(&reqSem);

chg_state(devi.devno, VIOT_READING, file);

@@ -595,7 +595,7 @@ static ssize_t viotap_read(struct file *
free_dma:
dma_free_coherent(op->dev, count, op->buffer, op->dmaaddr);
up_sem:
- up(&reqSem);
+ up_sem(&reqSem);
free_op:
free_op_struct(op);
return ret;
@@ -617,7 +617,7 @@ static int viotap_ioctl(struct inode *in

get_dev_info(file->f_dentry->d_inode, &devi);

- down(&reqSem);
+ down_sem(&reqSem);

ret = -EINVAL;

@@ -748,7 +748,7 @@ static int viotap_ioctl(struct inode *in
/* Operation is complete - grab the error code */
ret = tape_rc_to_errno(op->rc, "get status", devi.devno);
free_op_struct(op);
- up(&reqSem);
+ up_sem(&reqSem);

if ((ret == 0) && copy_to_user((void *)arg,
&viomtget[devi.devno],
@@ -766,7 +766,7 @@ static int viotap_ioctl(struct inode *in

free_op:
free_op_struct(op);
- up(&reqSem);
+ up_sem(&reqSem);
return ret;
}

@@ -918,7 +918,7 @@ static void vioHandleTapeEvent(struct Hv
dma_free_coherent(op->dev, op->count,
op->buffer, op->dmaaddr);
free_op_struct(op);
- up(&reqSem);
+ up_sem(&reqSem);
} else {
op->rc = tevent->sub_type_result;
op->count = tevent->len;
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/cpu5wdt.c linux-2.6.15-rc5-mutex/drivers/char/watchdog/cpu5wdt.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/cpu5wdt.c 2005-12-08 16:23:39.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/watchdog/cpu5wdt.c 2005-12-12 21:29:41.000000000 +0000
@@ -57,7 +57,7 @@ static int ticks = 10000;
/* some device data */

static struct {
- struct semaphore stop;
+ struct mutex stop;
volatile int running;
struct timer_list timer;
volatile int queue;
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/pcwd_usb.c linux-2.6.15-rc5-mutex/drivers/char/watchdog/pcwd_usb.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/pcwd_usb.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/watchdog/pcwd_usb.c 2005-12-12 21:29:35.000000000 +0000
@@ -138,7 +138,7 @@ struct usb_pcwd_private {
atomic_t cmd_received; /* true if we received a report after a command */

int exists; /* Wether or not the device exists */
- struct semaphore sem; /* locks this structure */
+ struct mutex sem; /* locks this structure */
};
static struct usb_pcwd_private *usb_pcwd_device;

diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/sc1200wdt.c linux-2.6.15-rc5-mutex/drivers/char/watchdog/sc1200wdt.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/sc1200wdt.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/watchdog/sc1200wdt.c 2005-12-12 22:08:48.000000000 +0000
@@ -41,7 +41,7 @@
#include <linux/fs.h>
#include <linux/pci.h>

-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/io.h>
#include <asm/uaccess.h>

@@ -74,7 +74,7 @@ static char banner[] __initdata = KERN_I
static int timeout = 1;
static int io = -1;
static int io_len = 2; /* for non plug and play */
-static struct semaphore open_sem;
+static struct mutex open_sem;
static char expect_close;
static spinlock_t sc1200wdt_lock; /* io port access serialisation */

@@ -380,7 +380,7 @@ static int __init sc1200wdt_init(void)
printk(banner);

spin_lock_init(&sc1200wdt_lock);
- sema_init(&open_sem, 1);
+ init_MUTEX(&open_sem);

#if defined CONFIG_PNP
if (isapnp) {
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/scx200_wdt.c linux-2.6.15-rc5-mutex/drivers/char/watchdog/scx200_wdt.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/scx200_wdt.c 2005-11-01 13:19:06.000000000 +0000
+++ linux-2.6.15-rc5-mutex/drivers/char/watchdog/scx200_wdt.c 2005-12-12 20:18:41.000000000 +0000
@@ -48,7 +48,7 @@ module_param(nowayout, int, 0);
MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close");

static u16 wdto_restart;
-static struct semaphore open_semaphore;
+static struct mutex open_semaphore;
static char expect_close;

/* Bits of the WDCNFG register */
@@ -230,7 +230,7 @@ static int __init scx200_wdt_init(void)
scx200_wdt_update_margin();
scx200_wdt_disable();

- sema_init(&open_semaphore, 1);
+ init_MUTEX(&open_semaphore);

r = misc_register(&scx200_wdt_miscdev);
if (r) {
diff -uNrp /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/wdt_pci.c linux-2.6.15-rc5-mutex/drivers/char/watchdog/wdt_pci.c
--- /warthog/kernels/linux-2.6.15-rc5/drivers/char/watchdog/wdt_pci.c 2005-08-30 13:56:16.000000000 +0100
+++ linux-2.6.15-rc5-mutex/drivers/char/watchdog/wdt_pci.c 2005-12-12 20:18:17.000000000 +0000
@@ -74,7 +74,7 @@
/* We can only use 1 card due to the /dev/watchdog restriction */
static int dev_count;

-static struct semaphore open_sem;
+static struct mutex open_sem;
static spinlock_t wdtpci_lock;
static char expect_close;

@@ -607,7 +607,7 @@ static int __devinit wdtpci_init_one (st
goto out_pci;
}

- sema_init(&open_sem, 1);
+ init_MUTEX(&open_sem);
spin_lock_init(&wdtpci_lock);

irq = dev->irq;
-
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