Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

[pandora-kernel.git] / fs / cifs / cifsfs.c

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index c262d88..22bcf4d 100644 (file)
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -56,8 +56,8 @@ unsigned int experimEnabled = 0;
 unsigned int linuxExtEnabled = 1;
 unsigned int lookupCacheEnabled = 1;
 unsigned int multiuser_mount = 0;
-unsigned int extended_security = 0;
-unsigned int ntlmv2_support = 0;
+unsigned int extended_security = CIFSSEC_DEF;
+/* unsigned int ntlmv2_support = 0; */
 unsigned int sign_CIFS_PDUs = 1;
 extern struct task_struct * oplockThread; /* remove sparse warning */
 struct task_struct * oplockThread = NULL;
@@ -166,8 +166,9 @@ cifs_put_super(struct super_block *sb)
 }
 
 static int
-cifs_statfs(struct super_block *sb, struct kstatfs *buf)
+cifs_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
+       struct super_block *sb = dentry->d_sb;
        int xid; 
        int rc = -EOPNOTSUPP;
        struct cifs_sb_info *cifs_sb;
@@ -188,7 +189,6 @@ cifs_statfs(struct super_block *sb, struct kstatfs *buf)
        buf->f_files = 0;       /* undefined */
        buf->f_ffree = 0;       /* unlimited */
 
-#ifdef CONFIG_CIFS_EXPERIMENTAL
 /* BB we could add a second check for a QFS Unix capability bit */
 /* BB FIXME check CIFS_POSIX_EXTENSIONS Unix cap first FIXME BB */
     if ((pTcon->ses->capabilities & CAP_UNIX) && (CIFS_POSIX_EXTENSIONS &
@@ -198,7 +198,6 @@ cifs_statfs(struct super_block *sb, struct kstatfs *buf)
     /* Only need to call the old QFSInfo if failed
     on newer one */
     if(rc)
-#endif /* CIFS_EXPERIMENTAL */
        rc = CIFSSMBQFSInfo(xid, pTcon, buf);
 
        /* Old Windows servers do not support level 103, retry with level 
@@ -254,7 +253,6 @@ cifs_alloc_inode(struct super_block *sb)
        file data or metadata */
        cifs_inode->clientCanCacheRead = FALSE;
        cifs_inode->clientCanCacheAll = FALSE;
-       cifs_inode->vfs_inode.i_blksize = CIFS_MAX_MSGSIZE;
        cifs_inode->vfs_inode.i_blkbits = 14;  /* 2**14 = CIFS_MAX_MSGSIZE */
        cifs_inode->vfs_inode.i_flags = S_NOATIME | S_NOCMTIME;
        INIT_LIST_HEAD(&cifs_inode->openFileList);
@@ -401,13 +399,14 @@ static struct quotactl_ops cifs_quotactl_ops = {
 };
 #endif
 
-#ifdef CONFIG_CIFS_EXPERIMENTAL
-static void cifs_umount_begin(struct super_block * sblock)
+static void cifs_umount_begin(struct vfsmount * vfsmnt, int flags)
 {
        struct cifs_sb_info *cifs_sb;
        struct cifsTconInfo * tcon;
 
-       cifs_sb = CIFS_SB(sblock);
+       if (!(flags & MNT_FORCE))
+               return;
+       cifs_sb = CIFS_SB(vfsmnt->mnt_sb);
        if(cifs_sb == NULL)
                return;
 
@@ -419,7 +418,7 @@ static void cifs_umount_begin(struct super_block * sblock)
                tcon->tidStatus = CifsExiting;
        up(&tcon->tconSem);
 
-       /* cancel_brl_requests(tcon); */
+       /* cancel_brl_requests(tcon); */ /* BB mark all brl mids as exiting */
        /* cancel_notify_requests(tcon); */
        if(tcon->ses && tcon->ses->server)
        {
@@ -435,7 +434,6 @@ static void cifs_umount_begin(struct super_block * sblock)
 
        return;
 }
-#endif 
 
 static int cifs_remount(struct super_block *sb, int *flags, char *data)
 {
@@ -454,15 +452,13 @@ struct super_operations cifs_super_ops = {
    unless later we add lazy close of inodes or unless the kernel forgets to call
    us with the same number of releases (closes) as opens */
        .show_options = cifs_show_options,
-#ifdef CONFIG_CIFS_EXPERIMENTAL
        .umount_begin   = cifs_umount_begin,
-#endif
        .remount_fs = cifs_remount,
 };
 
-static struct super_block *
+static int
 cifs_get_sb(struct file_system_type *fs_type,
-           int flags, const char *dev_name, void *data)
+           int flags, const char *dev_name, void *data, struct vfsmount *mnt)
 {
        int rc;
        struct super_block *sb = sget(fs_type, NULL, set_anon_super, NULL);
@@ -470,7 +466,7 @@ cifs_get_sb(struct file_system_type *fs_type,
        cFYI(1, ("Devname: %s flags: %d ", dev_name, flags));
 
        if (IS_ERR(sb))
-               return sb;
+               return PTR_ERR(sb);
 
        sb->s_flags = flags;
 
@@ -478,10 +474,10 @@ cifs_get_sb(struct file_system_type *fs_type,
        if (rc) {
                up_write(&sb->s_umount);
                deactivate_super(sb);
-               return ERR_PTR(rc);
+               return rc;
        }
        sb->s_flags |= MS_ACTIVE;
-       return sb;
+       return simple_set_mnt(mnt, sb);
 }
 
 static ssize_t cifs_file_writev(struct file *file, const struct iovec *iov,
@@ -702,8 +698,7 @@ cifs_init_inodecache(void)
 static void
 cifs_destroy_inodecache(void)
 {
-       if (kmem_cache_destroy(cifs_inode_cachep))
-               printk(KERN_WARNING "cifs_inode_cache: error freeing\n");
+       kmem_cache_destroy(cifs_inode_cachep);
 }
 
 static int
@@ -781,13 +776,9 @@ static void
 cifs_destroy_request_bufs(void)
 {
        mempool_destroy(cifs_req_poolp);
-       if (kmem_cache_destroy(cifs_req_cachep))
-               printk(KERN_WARNING
-                      "cifs_destroy_request_cache: error not all structures were freed\n");
+       kmem_cache_destroy(cifs_req_cachep);
        mempool_destroy(cifs_sm_req_poolp);
-       if (kmem_cache_destroy(cifs_sm_req_cachep))
-               printk(KERN_WARNING
-                     "cifs_destroy_request_cache: cifs_small_rq free error\n");
+       kmem_cache_destroy(cifs_sm_req_cachep);
 }
 
 static int
@@ -822,13 +813,8 @@ static void
 cifs_destroy_mids(void)
 {
        mempool_destroy(cifs_mid_poolp);
-       if (kmem_cache_destroy(cifs_mid_cachep))
-               printk(KERN_WARNING
-                      "cifs_destroy_mids: error not all structures were freed\n");
-
-       if (kmem_cache_destroy(cifs_oplock_cachep))
-               printk(KERN_WARNING
-                      "error not all oplock structures were freed\n");
+       kmem_cache_destroy(cifs_mid_cachep);
+       kmem_cache_destroy(cifs_oplock_cachep);
 }
 
 static int cifs_oplock_thread(void * dummyarg)
@@ -905,7 +891,7 @@ static int cifs_dnotify_thread(void * dummyarg)
        struct cifsSesInfo *ses;
 
        do {
-               if(try_to_freeze())
+               if (try_to_freeze())
                        continue;
                set_current_state(TASK_INTERRUPTIBLE);
                schedule_timeout(15*HZ);