linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / fs / jfs / namei.c

diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index f743ee5..a32f2f5 100644 (file)
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -105,8 +105,8 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode,
 
        tid = txBegin(dip->i_sb, 0);
 
-       mutex_lock(&JFS_IP(dip)->commit_mutex);
-       mutex_lock(&JFS_IP(ip)->commit_mutex);
+       down(&JFS_IP(dip)->commit_sem);
+       down(&JFS_IP(ip)->commit_sem);
 
        rc = jfs_init_acl(tid, ip, dip);
        if (rc)
@@ -166,8 +166,8 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode,
 
       out3:
        txEnd(tid);
-       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(dip)->commit_mutex);
+       up(&JFS_IP(dip)->commit_sem);
+       up(&JFS_IP(ip)->commit_sem);
        if (rc) {
                free_ea_wmap(ip);
                ip->i_nlink = 0;
@@ -239,8 +239,8 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode)
 
        tid = txBegin(dip->i_sb, 0);
 
-       mutex_lock(&JFS_IP(dip)->commit_mutex);
-       mutex_lock(&JFS_IP(ip)->commit_mutex);
+       down(&JFS_IP(dip)->commit_sem);
+       down(&JFS_IP(ip)->commit_sem);
 
        rc = jfs_init_acl(tid, ip, dip);
        if (rc)
@@ -301,8 +301,8 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode)
 
       out3:
        txEnd(tid);
-       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(dip)->commit_mutex);
+       up(&JFS_IP(dip)->commit_sem);
+       up(&JFS_IP(ip)->commit_sem);
        if (rc) {
                free_ea_wmap(ip);
                ip->i_nlink = 0;
@@ -366,8 +366,8 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry)
 
        tid = txBegin(dip->i_sb, 0);
 
-       mutex_lock(&JFS_IP(dip)->commit_mutex);
-       mutex_lock(&JFS_IP(ip)->commit_mutex);
+       down(&JFS_IP(dip)->commit_sem);
+       down(&JFS_IP(ip)->commit_sem);
 
        iplist[0] = dip;
        iplist[1] = ip;
@@ -385,8 +385,8 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry)
                if (rc == -EIO)
                        txAbort(tid, 1);
                txEnd(tid);
-               mutex_unlock(&JFS_IP(ip)->commit_mutex);
-               mutex_unlock(&JFS_IP(dip)->commit_mutex);
+               up(&JFS_IP(dip)->commit_sem);
+               up(&JFS_IP(ip)->commit_sem);
 
                goto out2;
        }
@@ -423,8 +423,8 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry)
 
        txEnd(tid);
 
-       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(dip)->commit_mutex);
+       up(&JFS_IP(dip)->commit_sem);
+       up(&JFS_IP(ip)->commit_sem);
 
        /*
         * Truncating the directory index table is not guaranteed.  It
@@ -489,8 +489,8 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry)
 
        tid = txBegin(dip->i_sb, 0);
 
-       mutex_lock(&JFS_IP(dip)->commit_mutex);
-       mutex_lock(&JFS_IP(ip)->commit_mutex);
+       down(&JFS_IP(dip)->commit_sem);
+       down(&JFS_IP(ip)->commit_sem);
 
        iplist[0] = dip;
        iplist[1] = ip;
@@ -504,8 +504,8 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry)
                if (rc == -EIO)
                        txAbort(tid, 1);        /* Marks FS Dirty */
                txEnd(tid);
-               mutex_unlock(&JFS_IP(ip)->commit_mutex);
-               mutex_unlock(&JFS_IP(dip)->commit_mutex);
+               up(&JFS_IP(dip)->commit_sem);
+               up(&JFS_IP(ip)->commit_sem);
                IWRITE_UNLOCK(ip);
                goto out1;
        }
@@ -528,8 +528,8 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry)
                if ((new_size = commitZeroLink(tid, ip)) < 0) {
                        txAbort(tid, 1);        /* Marks FS Dirty */
                        txEnd(tid);
-                       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-                       mutex_unlock(&JFS_IP(dip)->commit_mutex);
+                       up(&JFS_IP(dip)->commit_sem);
+                       up(&JFS_IP(ip)->commit_sem);
                        IWRITE_UNLOCK(ip);
                        rc = new_size;
                        goto out1;
@@ -557,12 +557,13 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry)
 
        txEnd(tid);
 
-       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(dip)->commit_mutex);
+       up(&JFS_IP(dip)->commit_sem);
+       up(&JFS_IP(ip)->commit_sem);
+
 
        while (new_size && (rc == 0)) {
                tid = txBegin(dip->i_sb, 0);
-               mutex_lock(&JFS_IP(ip)->commit_mutex);
+               down(&JFS_IP(ip)->commit_sem);
                new_size = xtTruncate_pmap(tid, ip, new_size);
                if (new_size < 0) {
                        txAbort(tid, 1);        /* Marks FS Dirty */
@@ -570,7 +571,7 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry)
                } else
                        rc = txCommit(tid, 2, &iplist[0], COMMIT_SYNC);
                txEnd(tid);
-               mutex_unlock(&JFS_IP(ip)->commit_mutex);
+               up(&JFS_IP(ip)->commit_sem);
        }
 
        if (ip->i_nlink == 0)
@@ -805,8 +806,8 @@ static int jfs_link(struct dentry *old_dentry,
 
        tid = txBegin(ip->i_sb, 0);
 
-       mutex_lock(&JFS_IP(dir)->commit_mutex);
-       mutex_lock(&JFS_IP(ip)->commit_mutex);
+       down(&JFS_IP(dir)->commit_sem);
+       down(&JFS_IP(ip)->commit_sem);
 
        /*
         * scan parent directory for entry/freespace
@@ -847,8 +848,8 @@ static int jfs_link(struct dentry *old_dentry,
       out:
        txEnd(tid);
 
-       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(dir)->commit_mutex);
+       up(&JFS_IP(dir)->commit_sem);
+       up(&JFS_IP(ip)->commit_sem);
 
        jfs_info("jfs_link: rc:%d", rc);
        return rc;
@@ -916,8 +917,8 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
 
        tid = txBegin(dip->i_sb, 0);
 
-       mutex_lock(&JFS_IP(dip)->commit_mutex);
-       mutex_lock(&JFS_IP(ip)->commit_mutex);
+       down(&JFS_IP(dip)->commit_sem);
+       down(&JFS_IP(ip)->commit_sem);
 
        rc = jfs_init_security(tid, ip, dip);
        if (rc)
@@ -1037,8 +1038,8 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
 
       out3:
        txEnd(tid);
-       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(dip)->commit_mutex);
+       up(&JFS_IP(dip)->commit_sem);
+       up(&JFS_IP(ip)->commit_sem);
        if (rc) {
                free_ea_wmap(ip);
                ip->i_nlink = 0;
@@ -1141,13 +1142,13 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
         */
        tid = txBegin(new_dir->i_sb, 0);
 
-       mutex_lock(&JFS_IP(new_dir)->commit_mutex);
-       mutex_lock(&JFS_IP(old_ip)->commit_mutex);
+       down(&JFS_IP(new_dir)->commit_sem);
+       down(&JFS_IP(old_ip)->commit_sem);
        if (old_dir != new_dir)
-               mutex_lock(&JFS_IP(old_dir)->commit_mutex);
+               down(&JFS_IP(old_dir)->commit_sem);
 
        if (new_ip) {
-               mutex_lock(&JFS_IP(new_ip)->commit_mutex);
+               down(&JFS_IP(new_ip)->commit_sem);
                /*
                 * Change existing directory entry to new inode number
                 */
@@ -1160,11 +1161,10 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
                if (S_ISDIR(new_ip->i_mode)) {
                        new_ip->i_nlink--;
                        if (new_ip->i_nlink) {
-                               mutex_unlock(&JFS_IP(new_ip)->commit_mutex);
+                               up(&JFS_IP(new_dir)->commit_sem);
+                               up(&JFS_IP(old_ip)->commit_sem);
                                if (old_dir != new_dir)
-                                       mutex_unlock(&JFS_IP(old_dir)->commit_mutex);
-                               mutex_unlock(&JFS_IP(old_ip)->commit_mutex);
-                               mutex_unlock(&JFS_IP(new_dir)->commit_mutex);
+                                       up(&JFS_IP(old_dir)->commit_sem);
                                if (!S_ISDIR(old_ip->i_mode) && new_ip)
                                        IWRITE_UNLOCK(new_ip);
                                jfs_error(new_ip->i_sb,
@@ -1282,16 +1282,17 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 
       out4:
        txEnd(tid);
-       if (new_ip)
-               mutex_unlock(&JFS_IP(new_ip)->commit_mutex);
+
+       up(&JFS_IP(new_dir)->commit_sem);
+       up(&JFS_IP(old_ip)->commit_sem);
        if (old_dir != new_dir)
-               mutex_unlock(&JFS_IP(old_dir)->commit_mutex);
-       mutex_unlock(&JFS_IP(old_ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(new_dir)->commit_mutex);
+               up(&JFS_IP(old_dir)->commit_sem);
+       if (new_ip)
+               up(&JFS_IP(new_ip)->commit_sem);
 
        while (new_size && (rc == 0)) {
                tid = txBegin(new_ip->i_sb, 0);
-               mutex_lock(&JFS_IP(new_ip)->commit_mutex);
+               down(&JFS_IP(new_ip)->commit_sem);
                new_size = xtTruncate_pmap(tid, new_ip, new_size);
                if (new_size < 0) {
                        txAbort(tid, 1);
@@ -1299,7 +1300,7 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
                } else
                        rc = txCommit(tid, 1, &new_ip, COMMIT_SYNC);
                txEnd(tid);
-               mutex_unlock(&JFS_IP(new_ip)->commit_mutex);
+               up(&JFS_IP(new_ip)->commit_sem);
        }
        if (new_ip && (new_ip->i_nlink == 0))
                set_cflag(COMMIT_Nolink, new_ip);
@@ -1361,8 +1362,8 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
 
        tid = txBegin(dir->i_sb, 0);
 
-       mutex_lock(&JFS_IP(dir)->commit_mutex);
-       mutex_lock(&JFS_IP(ip)->commit_mutex);
+       down(&JFS_IP(dir)->commit_sem);
+       down(&JFS_IP(ip)->commit_sem);
 
        rc = jfs_init_acl(tid, ip, dir);
        if (rc)
@@ -1407,8 +1408,8 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
 
       out3:
        txEnd(tid);
-       mutex_unlock(&JFS_IP(ip)->commit_mutex);
-       mutex_unlock(&JFS_IP(dir)->commit_mutex);
+       up(&JFS_IP(ip)->commit_sem);
+       up(&JFS_IP(dir)->commit_sem);
        if (rc) {
                free_ea_wmap(ip);
                ip->i_nlink = 0;
@@ -1518,14 +1519,12 @@ struct inode_operations jfs_dir_inode_operations = {
        .setattr        = jfs_setattr,
        .permission     = jfs_permission,
 #endif
-       .sync_flags     = jfs_sync_flags,
 };
 
-const struct file_operations jfs_dir_operations = {
+struct file_operations jfs_dir_operations = {
        .read           = generic_read_dir,
        .readdir        = jfs_readdir,
        .fsync          = jfs_fsync,
-       .ioctl          = jfs_ioctl,
 };
 
 static int jfs_ci_hash(struct dentry *dir, struct qstr *this)