[PATCH] sem2mutex: fs/

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: Eric Van Hensbergen <ericvh@ericvh.myip.org>
Cc: Robert Love <rml@tech9.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Neil Brown <neilb@cse.unsw.edu.au>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

11 files changed, 99 insertions, 89 deletions

diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 8ad52f5bf255..acc1b2c10a86 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -22,6 +22,7 @@
 #include <linux/cramfs_fs_sb.h>
 #include <linux/buffer_head.h>
 #include <linux/vfs.h>
+#include <linux/mutex.h>
 #include <asm/semaphore.h>
 
 #include <asm/uaccess.h>
@@ -31,7 +32,7 @@ static struct inode_operations cramfs_dir_inode_operations;
 static struct file_operations cramfs_directory_operations;
 static struct address_space_operations cramfs_aops;
 
-static DECLARE_MUTEX(read_mutex);
+static DEFINE_MUTEX(read_mutex);
 
 
 /* These two macros may change in future, to provide better st_ino
@@ -250,20 +251,20 @@ static int cramfs_fill_super(struct super_block *sb, void *data, int silent)
         memset(sbi, 0, sizeof(struct cramfs_sb_info));
 
         /* Invalidate the read buffers on mount: think disk change.. */
-        down(&read_mutex);
+        mutex_lock(&read_mutex);
         for (i = 0; i < READ_BUFFERS; i++)
                 buffer_blocknr[i] = -1;
 
         /* Read the first block and get the superblock from it */
         memcpy(&super, cramfs_read(sb, 0, sizeof(super)), sizeof(super));
-        up(&read_mutex);
+        mutex_unlock(&read_mutex);
 
         /* Do sanity checks on the superblock */
         if (super.magic != CRAMFS_MAGIC) {
                 /* check at 512 byte offset */
-                down(&read_mutex);
+                mutex_lock(&read_mutex);
                 memcpy(&super, cramfs_read(sb, 512, sizeof(super)), sizeof(super));
-                up(&read_mutex);
+                mutex_unlock(&read_mutex);
                 if (super.magic != CRAMFS_MAGIC) {
                         if (!silent)
                                 printk(KERN_ERR "cramfs: wrong magic\n");
@@ -366,7 +367,7 @@ static int cramfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
                 mode_t mode;
                 int namelen, error;
 
-                down(&read_mutex);
+                mutex_lock(&read_mutex);
                 de = cramfs_read(sb, OFFSET(inode) + offset, sizeof(*de)+256);
                 name = (char *)(de+1);
 
@@ -379,7 +380,7 @@ static int cramfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
                 memcpy(buf, name, namelen);
                 ino = CRAMINO(de);
                 mode = de->mode;
-                up(&read_mutex);
+                mutex_unlock(&read_mutex);
                 nextoffset = offset + sizeof(*de) + namelen;
                 for (;;) {
                         if (!namelen) {
@@ -410,7 +411,7 @@ static struct dentry * cramfs_lookup(struct inode *dir, struct dentry *dentry, s
         unsigned int offset = 0;
         int sorted;
 
-        down(&read_mutex);
+        mutex_lock(&read_mutex);
         sorted = CRAMFS_SB(dir->i_sb)->flags & CRAMFS_FLAG_SORTED_DIRS;
         while (offset < dir->i_size) {
                 struct cramfs_inode *de;
@@ -433,7 +434,7 @@ static struct dentry * cramfs_lookup(struct inode *dir, struct dentry *dentry, s
 
                 for (;;) {
                         if (!namelen) {
-                                up(&read_mutex);
+                                mutex_unlock(&read_mutex);
                                 return ERR_PTR(-EIO);
                         }
                         if (name[namelen-1])
@@ -447,7 +448,7 @@ static struct dentry * cramfs_lookup(struct inode *dir, struct dentry *dentry, s
                         continue;
                 if (!retval) {
                         struct cramfs_inode entry = *de;
-                        up(&read_mutex);
+                        mutex_unlock(&read_mutex);
                         d_add(dentry, get_cramfs_inode(dir->i_sb, &entry));
                         return NULL;
                 }
@@ -455,7 +456,7 @@ static struct dentry * cramfs_lookup(struct inode *dir, struct dentry *dentry, s
                 if (sorted)
                         break;
         }
-        up(&read_mutex);
+        mutex_unlock(&read_mutex);
         d_add(dentry, NULL);
         return NULL;
 }
@@ -474,21 +475,21 @@ static int cramfs_readpage(struct file *file, struct page * page)
                 u32 start_offset, compr_len;
 
                 start_offset = OFFSET(inode) + maxblock*4;
-                down(&read_mutex);
+                mutex_lock(&read_mutex);
                 if (page->index)
                         start_offset = *(u32 *) cramfs_read(sb, blkptr_offset-4, 4);
                 compr_len = (*(u32 *) cramfs_read(sb, blkptr_offset, 4) - start_offset);
-                up(&read_mutex);
+                mutex_unlock(&read_mutex);
                 pgdata = kmap(page);
                 if (compr_len == 0)
                         ; /* hole */
                 else {
-                        down(&read_mutex);
+                        mutex_lock(&read_mutex);
                         bytes_filled = cramfs_uncompress_block(pgdata,
                                  PAGE_CACHE_SIZE,
                                  cramfs_read(sb, start_offset, compr_len),
                                  compr_len);
-                        up(&read_mutex);
+                        mutex_unlock(&read_mutex);
                 }
         } else
                 pgdata = kmap(page);
diff --git a/fs/dcookies.c b/fs/dcookies.c
index f8274a8f83bd..ef758cfa5565 100644
--- a/fs/dcookies.c
+++ b/fs/dcookies.c
@@ -23,6 +23,7 @@
 #include <linux/mm.h>
 #include <linux/errno.h>
 #include <linux/dcookies.h>
+#include <linux/mutex.h>
 #include <asm/uaccess.h>
 
 /* The dcookies are allocated from a kmem_cache and
@@ -36,7 +37,7 @@ struct dcookie_struct {
 };
 
 static LIST_HEAD(dcookie_users);
-static DECLARE_MUTEX(dcookie_sem);
+static DEFINE_MUTEX(dcookie_mutex);
 static kmem_cache_t * dcookie_cache;
 static struct list_head * dcookie_hashtable;
 static size_t hash_size;
@@ -114,7 +115,7 @@ int get_dcookie(struct dentry * dentry, struct vfsmount * vfsmnt,
         int err = 0;
         struct dcookie_struct * dcs;
 
-        down(&dcookie_sem);
+        mutex_lock(&dcookie_mutex);
 
         if (!is_live()) {
                 err = -EINVAL;
@@ -134,7 +135,7 @@ int get_dcookie(struct dentry * dentry, struct vfsmount * vfsmnt,
         *cookie = dcookie_value(dcs);
 
 out:
-        up(&dcookie_sem);
+        mutex_unlock(&dcookie_mutex);
         return err;
 }
 
@@ -157,7 +158,7 @@ asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user * buf, size_t len)
         if (!capable(CAP_SYS_ADMIN))
                 return -EPERM;
 
-        down(&dcookie_sem);
+        mutex_lock(&dcookie_mutex);
 
         if (!is_live()) {
                 err = -EINVAL;
@@ -192,7 +193,7 @@ asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user * buf, size_t len)
 out_free:
         kfree(kbuf);
 out:
-        up(&dcookie_sem);
+        mutex_unlock(&dcookie_mutex);
         return err;
 }
 
@@ -290,7 +291,7 @@ struct dcookie_user * dcookie_register(void)
 {
         struct dcookie_user * user;
 
-        down(&dcookie_sem);
+        mutex_lock(&dcookie_mutex);
 
         user = kmalloc(sizeof(struct dcookie_user), GFP_KERNEL);
         if (!user)
@@ -302,7 +303,7 @@ struct dcookie_user * dcookie_register(void)
         list_add(&user->next, &dcookie_users);
 
 out:
-        up(&dcookie_sem);
+        mutex_unlock(&dcookie_mutex);
         return user;
 out_free:
         kfree(user);
@@ -313,7 +314,7 @@ out_free:
 
 void dcookie_unregister(struct dcookie_user * user)
 {
-        down(&dcookie_sem);
+        mutex_lock(&dcookie_mutex);
 
         list_del(&user->next);
         kfree(user);
@@ -321,7 +322,7 @@ void dcookie_unregister(struct dcookie_user * user)
         if (!is_live())
                 dcookie_exit();
 
-        up(&dcookie_sem);
+        mutex_unlock(&dcookie_mutex);
 }
 
 EXPORT_SYMBOL_GPL(dcookie_register);
diff --git a/fs/jffs2/compr_zlib.c b/fs/jffs2/compr_zlib.c
index 4db8be8e90cc..5c63e0cdcf4c 100644
--- a/fs/jffs2/compr_zlib.c
+++ b/fs/jffs2/compr_zlib.c
@@ -33,13 +33,14 @@
         */
 #define STREAM_END_SPACE 12
 
-static DECLARE_MUTEX(deflate_sem);
-static DECLARE_MUTEX(inflate_sem);
+static DEFINE_MUTEX(deflate_mutex);
+static DEFINE_MUTEX(inflate_mutex);
 static z_stream inf_strm, def_strm;
 
 #ifdef __KERNEL__ /* Linux-only */
 #include <linux/vmalloc.h>
 #include <linux/init.h>
+#include <linux/mutex.h>
 
 static int __init alloc_workspaces(void)
 {
@@ -79,11 +80,11 @@ static int jffs2_zlib_compress(unsigned char *data_in,
         if (*dstlen <= STREAM_END_SPACE)
                 return -1;
 
-        down(&deflate_sem);
+        mutex_lock(&deflate_mutex);
 
         if (Z_OK != zlib_deflateInit(&def_strm, 3)) {
                 printk(KERN_WARNING "deflateInit failed\n");
-                up(&deflate_sem);
+                mutex_unlock(&deflate_mutex);
                 return -1;
         }
 
@@ -104,7 +105,7 @@ static int jffs2_zlib_compress(unsigned char *data_in,
                 if (ret != Z_OK) {
                         D1(printk(KERN_DEBUG "deflate in loop returned %d\n", ret));
                         zlib_deflateEnd(&def_strm);
-                        up(&deflate_sem);
+                        mutex_unlock(&deflate_mutex);
                         return -1;
                 }
         }
@@ -133,7 +134,7 @@ static int jffs2_zlib_compress(unsigned char *data_in,
         *sourcelen = def_strm.total_in;
         ret = 0;
  out:
-        up(&deflate_sem);
+        mutex_unlock(&deflate_mutex);
         return ret;
 }
 
@@ -145,7 +146,7 @@ static int jffs2_zlib_decompress(unsigned char *data_in,
         int ret;
         int wbits = MAX_WBITS;
 
-        down(&inflate_sem);
+        mutex_lock(&inflate_mutex);
 
         inf_strm.next_in = data_in;
         inf_strm.avail_in = srclen;
@@ -173,7 +174,7 @@ static int jffs2_zlib_decompress(unsigned char *data_in,
 
         if (Z_OK != zlib_inflateInit2(&inf_strm, wbits)) {
                 printk(KERN_WARNING "inflateInit failed\n");
-                up(&inflate_sem);
+                mutex_unlock(&inflate_mutex);
                 return 1;
         }
 
@@ -183,7 +184,7 @@ static int jffs2_zlib_decompress(unsigned char *data_in,
                 printk(KERN_NOTICE "inflate returned %d\n", ret);
         }
         zlib_inflateEnd(&inf_strm);
-        up(&inflate_sem);
+        mutex_unlock(&inflate_mutex);
         return 0;
 }
 
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 0b348b13b551..3315f0b1fbc0 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -69,6 +69,7 @@
 #include <linux/bio.h>
 #include <linux/suspend.h>
 #include <linux/delay.h>
+#include <linux/mutex.h>
 #include "jfs_incore.h"
 #include "jfs_filsys.h"
 #include "jfs_metapage.h"
@@ -165,7 +166,7 @@ do {						\
  */
 static LIST_HEAD(jfs_external_logs);
 static struct jfs_log *dummy_log = NULL;
-static DECLARE_MUTEX(jfs_log_sem);
+static DEFINE_MUTEX(jfs_log_mutex);
 
 /*
  * forward references
@@ -1085,20 +1086,20 @@ int lmLogOpen(struct super_block *sb)
         if (sbi->mntflag & JFS_INLINELOG)
                 return open_inline_log(sb);
 
-        down(&jfs_log_sem);
+        mutex_lock(&jfs_log_mutex);
         list_for_each_entry(log, &jfs_external_logs, journal_list) {
                 if (log->bdev->bd_dev == sbi->logdev) {
                         if (memcmp(log->uuid, sbi->loguuid,
                                    sizeof(log->uuid))) {
                                 jfs_warn("wrong uuid on JFS journal\n");
-                                up(&jfs_log_sem);
+                                mutex_unlock(&jfs_log_mutex);
                                 return -EINVAL;
                         }
                         /*
                          * add file system to log active file system list
                          */
                         if ((rc = lmLogFileSystem(log, sbi, 1))) {
-                                up(&jfs_log_sem);
+                                mutex_unlock(&jfs_log_mutex);
                                 return rc;
                         }
                         goto journal_found;
@@ -1106,7 +1107,7 @@ int lmLogOpen(struct super_block *sb)
         }
 
         if (!(log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL))) {
-                up(&jfs_log_sem);
+                mutex_unlock(&jfs_log_mutex);
                 return -ENOMEM;
         }
         INIT_LIST_HEAD(&log->sb_list);
@@ -1151,7 +1152,7 @@ journal_found:
         sbi->log = log;
         LOG_UNLOCK(log);
 
-        up(&jfs_log_sem);
+        mutex_unlock(&jfs_log_mutex);
         return 0;
 
         /*
@@ -1168,7 +1169,7 @@ journal_found:
         blkdev_put(bdev);
 
       free:             /* free log descriptor */
-        up(&jfs_log_sem);
+        mutex_unlock(&jfs_log_mutex);
         kfree(log);
 
         jfs_warn("lmLogOpen: exit(%d)", rc);
@@ -1212,11 +1213,11 @@ static int open_dummy_log(struct super_block *sb)
 {
         int rc;
 
-        down(&jfs_log_sem);
+        mutex_lock(&jfs_log_mutex);
         if (!dummy_log) {
                 dummy_log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL);
                 if (!dummy_log) {
-                        up(&jfs_log_sem);
+                        mutex_unlock(&jfs_log_mutex);
                         return -ENOMEM;
                 }
                 INIT_LIST_HEAD(&dummy_log->sb_list);
@@ -1229,7 +1230,7 @@ static int open_dummy_log(struct super_block *sb)
                 if (rc) {
                         kfree(dummy_log);
                         dummy_log = NULL;
-                        up(&jfs_log_sem);
+                        mutex_unlock(&jfs_log_mutex);
                         return rc;
                 }
         }
@@ -1238,7 +1239,7 @@ static int open_dummy_log(struct super_block *sb)
         list_add(&JFS_SBI(sb)->log_list, &dummy_log->sb_list);
         JFS_SBI(sb)->log = dummy_log;
         LOG_UNLOCK(dummy_log);
-        up(&jfs_log_sem);
+        mutex_unlock(&jfs_log_mutex);
 
         return 0;
 }
@@ -1466,7 +1467,7 @@ int lmLogClose(struct super_block *sb)
 
         jfs_info("lmLogClose: log:0x%p", log);
 
-        down(&jfs_log_sem);
+        mutex_lock(&jfs_log_mutex);
         LOG_LOCK(log);
         list_del(&sbi->log_list);
         LOG_UNLOCK(log);
@@ -1516,7 +1517,7 @@ int lmLogClose(struct super_block *sb)
         kfree(log);
 
       out:
-        up(&jfs_log_sem);
+        mutex_unlock(&jfs_log_mutex);
         jfs_info("lmLogClose: exit(%d)", rc);
         return rc;
 }
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 112ebf8b8dfe..729ac427d359 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -16,6 +16,7 @@
 #include <linux/sunrpc/svc.h>
 #include <linux/lockd/lockd.h>
 #include <linux/lockd/sm_inter.h>
+#include <linux/mutex.h>
 
 
 #define NLMDBG_FACILITY         NLMDBG_HOSTCACHE
@@ -30,7 +31,7 @@
 static struct nlm_host *        nlm_hosts[NLM_HOST_NRHASH];
 static unsigned long            next_gc;
 static int                      nrhosts;
-static DECLARE_MUTEX(nlm_host_sema);
+static DEFINE_MUTEX(nlm_host_mutex);
 
 
 static void                     nlm_gc_hosts(void);
@@ -71,7 +72,7 @@ nlm_lookup_host(int server, struct sockaddr_in *sin,
         hash = NLM_ADDRHASH(sin->sin_addr.s_addr);
 
         /* Lock hash table */
-        down(&nlm_host_sema);
+        mutex_lock(&nlm_host_mutex);
 
         if (time_after_eq(jiffies, next_gc))
                 nlm_gc_hosts();
@@ -91,7 +92,7 @@ nlm_lookup_host(int server, struct sockaddr_in *sin,
                                 nlm_hosts[hash] = host;
                         }
                         nlm_get_host(host);
-                        up(&nlm_host_sema);
+                        mutex_unlock(&nlm_host_mutex);
                         return host;
                 }
         }
@@ -130,7 +131,7 @@ nlm_lookup_host(int server, struct sockaddr_in *sin,
                 next_gc = 0;
 
 nohost:
-        up(&nlm_host_sema);
+        mutex_unlock(&nlm_host_mutex);
         return host;
 }
 
@@ -141,19 +142,19 @@ nlm_find_client(void)
          * and return it
          */
         int hash;
-        down(&nlm_host_sema);
+        mutex_lock(&nlm_host_mutex);
         for (hash = 0 ; hash < NLM_HOST_NRHASH; hash++) {
                 struct nlm_host *host, **hp;
                 for (hp = &nlm_hosts[hash]; (host = *hp) != 0; hp = &host->h_next) {
                         if (host->h_server &&
                             host->h_killed == 0) {
                                 nlm_get_host(host);
-                                up(&nlm_host_sema);
+                                mutex_unlock(&nlm_host_mutex);
                                 return host;
                         }
                 }
         }
-        up(&nlm_host_sema);
+        mutex_unlock(&nlm_host_mutex);
         return NULL;
 }
 
@@ -265,7 +266,7 @@ nlm_shutdown_hosts(void)
         int             i;
 
         dprintk("lockd: shutting down host module\n");
-        down(&nlm_host_sema);
+        mutex_lock(&nlm_host_mutex);
 
         /* First, make all hosts eligible for gc */
         dprintk("lockd: nuking all hosts...\n");
@@ -276,7 +277,7 @@ nlm_shutdown_hosts(void)
 
         /* Then, perform a garbage collection pass */
         nlm_gc_hosts();
-        up(&nlm_host_sema);
+        mutex_unlock(&nlm_host_mutex);
 
         /* complain if any hosts are left */
         if (nrhosts) {
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 5e85bde6c123..fd56c8872f34 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -25,6 +25,7 @@
 #include <linux/slab.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
+#include <linux/mutex.h>
 
 #include <linux/sunrpc/types.h>
 #include <linux/sunrpc/stats.h>
@@ -43,13 +44,13 @@ static struct svc_program	nlmsvc_program;
 struct nlmsvc_binding *         nlmsvc_ops;
 EXPORT_SYMBOL(nlmsvc_ops);
 
-static DECLARE_MUTEX(nlmsvc_sema);
+static DEFINE_MUTEX(nlmsvc_mutex);
 static unsigned int             nlmsvc_users;
 static pid_t                    nlmsvc_pid;
 int                             nlmsvc_grace_period;
 unsigned long                   nlmsvc_timeout;
 
-static DECLARE_MUTEX_LOCKED(lockd_start);
+static DECLARE_COMPLETION(lockd_start_done);
 static DECLARE_WAIT_QUEUE_HEAD(lockd_exit);
 
 /*
@@ -112,7 +113,7 @@ lockd(struct svc_rqst *rqstp)
          * Let our maker know we're running.
          */
         nlmsvc_pid = current->pid;
-        up(&lockd_start);
+        complete(&lockd_start_done);
 
         daemonize("lockd");
 
@@ -215,7 +216,7 @@ lockd_up(void)
         struct svc_serv *       serv;
         int                     error = 0;
 
-        down(&nlmsvc_sema);
+        mutex_lock(&nlmsvc_mutex);
         /*
          * Unconditionally increment the user count ... this is
          * the number of clients who _want_ a lockd process.
@@ -263,7 +264,7 @@ lockd_up(void)
                         "lockd_up: create thread failed, error=%d\n", error);
                 goto destroy_and_out;
         }
-        down(&lockd_start);
+        wait_for_completion(&lockd_start_done);
 
         /*
          * Note: svc_serv structures have an initial use count of 1,
@@ -272,7 +273,7 @@ lockd_up(void)
 destroy_and_out:
         svc_destroy(serv);
 out:
-        up(&nlmsvc_sema);
+        mutex_unlock(&nlmsvc_mutex);
         return error;
 }
 EXPORT_SYMBOL(lockd_up);
@@ -285,7 +286,7 @@ lockd_down(void)
 {
         static int warned;
 
-        down(&nlmsvc_sema);
+        mutex_lock(&nlmsvc_mutex);
         if (nlmsvc_users) {
                 if (--nlmsvc_users)
                         goto out;
@@ -315,7 +316,7 @@ lockd_down(void)
         recalc_sigpending();
         spin_unlock_irq(&current->sighand->siglock);
 out:
-        up(&nlmsvc_sema);
+        mutex_unlock(&nlmsvc_mutex);
 }
 EXPORT_SYMBOL(lockd_down);
 
diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c
index c7a6e3ae44d6..a570e5c8a930 100644
--- a/fs/lockd/svcsubs.c
+++ b/fs/lockd/svcsubs.c
@@ -11,6 +11,7 @@
 #include <linux/string.h>
 #include <linux/time.h>
 #include <linux/in.h>
+#include <linux/mutex.h>
 #include <linux/sunrpc/svc.h>
 #include <linux/sunrpc/clnt.h>
 #include <linux/nfsd/nfsfh.h>
@@ -28,7 +29,7 @@
 #define FILE_HASH_BITS          5
 #define FILE_NRHASH             (1<<FILE_HASH_BITS)
 static struct nlm_file *        nlm_files[FILE_NRHASH];
-static DECLARE_MUTEX(nlm_file_sema);
+static DEFINE_MUTEX(nlm_file_mutex);
 
 #ifdef NFSD_DEBUG
 static inline void nlm_debug_print_fh(char *msg, struct nfs_fh *f)
@@ -91,7 +92,7 @@ nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result,
         hash = file_hash(f);
 
         /* Lock file table */
-        down(&nlm_file_sema);
+        mutex_lock(&nlm_file_mutex);
 
         for (file = nlm_files[hash]; file; file = file->f_next)
                 if (!nfs_compare_fh(&file->f_handle, f))
@@ -130,7 +131,7 @@ found:
         nfserr = 0;
 
 out_unlock:
-        up(&nlm_file_sema);
+        mutex_unlock(&nlm_file_mutex);
         return nfserr;
 
 out_free:
@@ -239,14 +240,14 @@ nlm_traverse_files(struct nlm_host *host, int action)
         struct nlm_file *file, **fp;
         int             i;
 
-        down(&nlm_file_sema);
+        mutex_lock(&nlm_file_mutex);
         for (i = 0; i < FILE_NRHASH; i++) {
                 fp = nlm_files + i;
                 while ((file = *fp) != NULL) {
                         /* Traverse locks, blocks and shares of this file
                          * and update file->f_locks count */
                         if (nlm_inspect_file(host, file, action)) {
-                                up(&nlm_file_sema);
+                                mutex_unlock(&nlm_file_mutex);
                                 return 1;
                         }
 
@@ -261,7 +262,7 @@ nlm_traverse_files(struct nlm_host *host, int action)
                         }
                 }
         }
-        up(&nlm_file_sema);
+        mutex_unlock(&nlm_file_mutex);
         return 0;
 }
 
@@ -281,7 +282,7 @@ nlm_release_file(struct nlm_file *file)
                                 file, file->f_count);
 
         /* Lock file table */
-        down(&nlm_file_sema);
+        mutex_lock(&nlm_file_mutex);
 
         /* If there are no more locks etc, delete the file */
         if(--file->f_count == 0) {
@@ -289,7 +290,7 @@ nlm_release_file(struct nlm_file *file)
                         nlm_delete_file(file);
         }
 
-        up(&nlm_file_sema);
+        mutex_unlock(&nlm_file_mutex);
 }
 
 /*
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 99d2cfbce863..90c95adc8c1b 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -14,6 +14,7 @@
 #include <linux/sunrpc/svc.h>
 #include <linux/sunrpc/svcsock.h>
 #include <linux/nfs_fs.h>
+#include <linux/mutex.h>
 
 #include <net/inet_sock.h>
 
@@ -31,7 +32,7 @@ struct nfs_callback_data {
 };
 
 static struct nfs_callback_data nfs_callback_info;
-static DECLARE_MUTEX(nfs_callback_sema);
+static DEFINE_MUTEX(nfs_callback_mutex);
 static struct svc_program nfs4_callback_program;
 
 unsigned int nfs_callback_set_tcpport;
@@ -95,7 +96,7 @@ int nfs_callback_up(void)
         int ret = 0;
 
         lock_kernel();
-        down(&nfs_callback_sema);
+        mutex_lock(&nfs_callback_mutex);
         if (nfs_callback_info.users++ || nfs_callback_info.pid != 0)
                 goto out;
         init_completion(&nfs_callback_info.started);
@@ -121,7 +122,7 @@ int nfs_callback_up(void)
         nfs_callback_info.serv = serv;
         wait_for_completion(&nfs_callback_info.started);
 out:
-        up(&nfs_callback_sema);
+        mutex_unlock(&nfs_callback_mutex);
         unlock_kernel();
         return ret;
 out_destroy:
@@ -139,7 +140,7 @@ int nfs_callback_down(void)
         int ret = 0;
 
         lock_kernel();
-        down(&nfs_callback_sema);
+        mutex_lock(&nfs_callback_mutex);
         nfs_callback_info.users--;
         do {
                 if (nfs_callback_info.users != 0 || nfs_callback_info.pid == 0)
@@ -147,7 +148,7 @@ int nfs_callback_down(void)
                 if (kill_proc(nfs_callback_info.pid, SIGKILL, 1) < 0)
                         break;
         } while (wait_for_completion_timeout(&nfs_callback_info.stopped, 5*HZ) == 0);
-        up(&nfs_callback_sema);
+        mutex_unlock(&nfs_callback_mutex);
         unlock_kernel();
         return ret;
 }
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index f6ab762bea99..c7b87e92f91b 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -49,6 +49,7 @@
 #include <linux/nfsd/state.h>
 #include <linux/nfsd/xdr4.h>
 #include <linux/namei.h>
+#include <linux/mutex.h>
 
 #define NFSDDBG_FACILITY                NFSDDBG_PROC
 
@@ -77,11 +78,11 @@ static void nfs4_set_recdir(char *recdir);
 
 /* Locking:
  *
- * client_sema: 
+ * client_mutex:
  *      protects clientid_hashtbl[], clientstr_hashtbl[],
  *      unconfstr_hashtbl[], uncofid_hashtbl[].
  */
-static DECLARE_MUTEX(client_sema);
+static DEFINE_MUTEX(client_mutex);
 
 static kmem_cache_t *stateowner_slab = NULL;
 static kmem_cache_t *file_slab = NULL;
@@ -91,13 +92,13 @@ static kmem_cache_t *deleg_slab = NULL;
 void
 nfs4_lock_state(void)
 {
-        down(&client_sema);
+        mutex_lock(&client_mutex);
 }
 
 void
 nfs4_unlock_state(void)
 {
-        up(&client_sema);
+        mutex_unlock(&client_mutex);
 }
 
 static inline u32
diff --git a/fs/partitions/devfs.c b/fs/partitions/devfs.c
index 87f50444fd39..3f0a780c9cec 100644
--- a/fs/partitions/devfs.c
+++ b/fs/partitions/devfs.c
@@ -6,7 +6,7 @@
 #include <linux/vmalloc.h>
 #include <linux/genhd.h>
 #include <linux/bitops.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
 
 
 struct unique_numspace {
@@ -16,7 +16,7 @@ struct unique_numspace {
         struct semaphore  mutex;
 };
 
-static DECLARE_MUTEX(numspace_mutex);
+static DEFINE_MUTEX(numspace_mutex);
 
 static int expand_numspace(struct unique_numspace *s)
 {
@@ -48,7 +48,7 @@ static int alloc_unique_number(struct unique_numspace *s)
 {
         int rval = 0;
 
-        down(&numspace_mutex);
+        mutex_lock(&numspace_mutex);
         if (s->num_free < 1)
                 rval = expand_numspace(s);
         if (!rval) {
@@ -56,7 +56,7 @@ static int alloc_unique_number(struct unique_numspace *s)
                 --s->num_free;
                 __set_bit(rval, s->bits);
         }
-        up(&numspace_mutex);
+        mutex_unlock(&numspace_mutex);
 
         return rval;
 }
@@ -66,11 +66,11 @@ static void dealloc_unique_number(struct unique_numspace *s, int number)
         int old_val;
 
         if (number >= 0) {
-                down(&numspace_mutex);
+                mutex_lock(&numspace_mutex);
                 old_val = __test_and_clear_bit(number, s->bits);
                 if (old_val)
                         ++s->num_free;
-                up(&numspace_mutex);
+                mutex_unlock(&numspace_mutex);
         }
 }
 
diff --git a/fs/super.c b/fs/super.c
index 8743e9bbb297..a66f66bb8049 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -37,6 +37,7 @@
 #include <linux/writeback.h>            /* for the emergency remount stuff */
 #include <linux/idr.h>
 #include <linux/kobject.h>
+#include <linux/mutex.h>
 #include <asm/uaccess.h>
 
 
@@ -380,9 +381,9 @@ restart:
 void sync_filesystems(int wait)
 {
         struct super_block *sb;
-        static DECLARE_MUTEX(mutex);
+        static DEFINE_MUTEX(mutex);
 
-        down(&mutex);           /* Could be down_interruptible */
+        mutex_lock(&mutex);             /* Could be down_interruptible */
         spin_lock(&sb_lock);
         list_for_each_entry(sb, &super_blocks, s_list) {
                 if (!sb->s_op->sync_fs)
@@ -411,7 +412,7 @@ restart:
                         goto restart;
         }
         spin_unlock(&sb_lock);
-        up(&mutex);
+        mutex_unlock(&mutex);
 }
 
 /**