</para>
<para>
The third type is a semaphore
- (<filename class="headerfile">include/asm/semaphore.h</filename>): it
+ (<filename class="headerfile">include/linux/semaphore.h</filename>): it
can have more than one holder at any time (the number decided at
initialization time), although it is most commonly used as a
single-holder lock (a mutex). If you can't get a semaphore, your
<para>
If you have a data structure which is only ever accessed from
user context, then you can use a simple semaphore
- (<filename>linux/asm/semaphore.h</filename>) to protect it. This
+ (<filename>linux/linux/semaphore.h</filename>) to protect it. This
is the most trivial case: you initialize the semaphore to the number
of resources available (usually 1), and call
<function>down_interruptible()</function> to grab the semaphore, and
#include <linux/slab.h>
#include <linux/string.h>
+#include <linux/rcupdate.h>
- #include <asm/semaphore.h>
+ #include <linux/semaphore.h>
#include <asm/errno.h>
struct object
#include <linux/smp.h>
#include <linux/timer.h>
#include <linux/vmalloc.h>
+#include <linux/semaphore.h>
-#include <asm/semaphore.h>
#include <asm/sal.h>
#include <asm/uaccess.h>
#include <linux/notifier.h>
#include <linux/genhd.h>
#include <linux/kallsyms.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include "base.h"
#include "power/power.h"
#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
#include <linux/delay.h>
#include <linux/idr.h>
#include <linux/string.h>
-#include <asm/semaphore.h>
+#include <linux/rwsem.h>
+#include <linux/semaphore.h>
#include <asm/system.h>
#include <linux/ctype.h>
#include "fw-transaction.h"
#include <linux/completion.h>
#include <linux/hardirq.h>
#include <linux/irqflags.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>
-#include <asm/semaphore.h>
#include "i2c-core.h"
#include <linux/moduleparam.h>
#include <linux/mutex.h>
#include <linux/freezer.h>
+#include <linux/semaphore.h>
#include <asm/atomic.h>
-#include <asm/semaphore.h>
#include "csr.h"
#include "highlevel.h"
#include <linux/mutex.h>
#include <linux/kref.h>
#include <linux/compat.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>
-#include <asm/semaphore.h>
#include <rdma/ib_mad.h>
#include <rdma/ib_user_mad.h>
#include <linux/timer.h>
#include <linux/mutex.h>
#include <linux/list.h>
-
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include "mthca_provider.h"
#include "mthca_doorbell.h"
#include <linux/module.h>
#include <linux/init.h>
#include <linux/string.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#define PREFIX "HP SDC MLC: "
#include <linux/device.h>
#include <linux/kthread.h>
#include <linux/platform_device.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>
-#include <asm/semaphore.h>
#ifdef CONFIG_PPC
#include <asm/prom.h>
#include <asm/machdep.h>
#include <linux/init.h>
#include <linux/wait.h>
#include <linux/i2c.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/prom.h>
#include <asm/smu.h>
#include <asm/pmac_low_i2c.h>
#include <linux/ethtool.h>
#include <linux/completion.h>
#include <linux/bitops.h>
+#include <linux/semaphore.h>
-#include <asm/semaphore.h>
#include <asm/uaccess.h>
#include <asm/system.h>
#include <asm/io.h>
#include <linux/init.h>
#include <linux/ip.h>
#include <linux/tcp.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/atomic.h>
#define SIXPACK_VERSION "Revision: 0.3.0"
#include <linux/proc_fs.h>
#include <linux/timer.h>
#include <linux/mempool.h>
+#include <linux/semaphore.h>
#include <asm/ccwdev.h>
#include <asm/io.h>
#include <asm/atomic.h>
-#include <asm/semaphore.h>
#include <asm/timex.h>
#include <asm/debug.h>
#include <linux/blkdev.h>
#include <linux/delay.h> /* ssleep prototype */
#include <linux/kthread.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/uaccess.h>
#include "aacraid.h"
#include <linux/delay.h>
#include <linux/kthread.h>
#include <linux/interrupt.h>
+#include <linux/semaphore.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_cmnd.h>
-#include <asm/semaphore.h>
#include "aacraid.h"
#include <linux/slab.h>
#include <linux/completion.h>
#include <linux/blkdev.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include "aacraid.h"
#define _MEGARAID_IOCTL_H_
#include <linux/types.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include "mbox_defs.h"
#include <linux/firmware.h>
#include <linux/aer.h>
#include <linux/mutex.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <linux/init.h>
#include <linux/pnp.h>
#include <linux/fs.h>
+#include <linux/semaphore.h>
-#include <asm/semaphore.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <linux/version.h>
#include <linux/rbtree.h>
#include <linux/posix_acl.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
struct jffs2_inode_info {
/* We need an internal mutex similar to inode->i_mutex.
#include <linux/spinlock.h>
#include <linux/workqueue.h>
#include <linux/completion.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <linux/timer.h>
#include <linux/wait.h>
#include <linux/list.h>
#include <asm/system.h>
#include <linux/time.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <linux/vmalloc.h>
#include <linux/reiserfs_fs.h>
#include <linux/time.h>
#include <linux/wait.h>
+#include <linux/semaphore.h>
#include <asm/atomic.h>
-#include <asm/semaphore.h>
/*
* sema_t structure just maps to struct semaphore in Linux kernel.
#include <linux/types.h>
#include <linux/module.h>
#include <linux/pm.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <asm/atomic.h>
#include <asm/device.h>
#include <linux/pid.h>
#include <linux/mutex.h>
#include <linux/capability.h>
+#include <linux/semaphore.h>
#include <asm/atomic.h>
-#include <asm/semaphore.h>
#include <asm/byteorder.h>
struct export_operations;
#include <linux/hil.h>
#include <linux/time.h>
#include <linux/interrupt.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include <linux/serio.h>
#include <linux/list.h>
#include <linux/mempool.h>
#include <linux/mutex.h>
#include <linux/scatterlist.h>
+#include <linux/semaphore.h> /* Needed for MUTEX init macros */
#include <asm/io.h>
-#include <asm/semaphore.h> /* Needed for MUTEX init macros */
/* message queue empty */
#define I2O_QUEUE_EMPTY 0xffffffff
#include <linux/sysdev.h>
#include <linux/node.h>
#include <linux/compiler.h>
-
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
struct memory_block {
unsigned long phys_index;
#include <linux/spinlock.h>
#include <linux/wait.h>
#include <linux/irqreturn.h>
+#include <linux/semaphore.h>
#include <asm/system.h>
#include <asm/ptrace.h>
-#include <asm/semaphore.h>
/* Define this later. */
struct parport;
#include <linux/smp_lock.h>
#include <linux/module.h>
#include <linux/kallsyms.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
/*
* The 'big kernel semaphore'