16 files changed, 141 insertions, 64 deletions

diff --git a/fs/Kconfig b/fs/Kconfig
index 7b1511d50b05..b3b5aa0edff9 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -972,7 +972,7 @@ config SYSFS
 
         Some system agents rely on the information in sysfs to operate.
         /sbin/hotplug uses device and object attributes in sysfs to assist in
-        delegating policy decisions, like persistantly naming devices.
+        delegating policy decisions, like persistently naming devices.
 
         sysfs is currently used by the block subsystem to mount the root
         partition.  If sysfs is disabled you must specify the boot device on
@@ -1145,7 +1145,7 @@ config BEFS_FS
         help
           The BeOS File System (BeFS) is the native file system of Be, Inc's
           BeOS. Notable features include support for arbitrary attributes
-          on files and directories, and database-like indeces on selected
+          on files and directories, and database-like indices on selected
           attributes. (Also note that this driver doesn't make those features
           available at this time). It is a 64 bit filesystem, so it supports
           extremely large volumes and files.
diff --git a/fs/aio.c b/fs/aio.c
index ca1c5180a17f..287a1bc7a182 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -367,8 +367,7 @@ void fastcall __put_ioctx(struct kioctx *ctx)
 {
         unsigned nr_events = ctx->max_reqs;
 
-        if (unlikely(ctx->reqs_active))
-                BUG();
+        BUG_ON(ctx->reqs_active);
 
         cancel_delayed_work(&ctx->wq);
         flush_workqueue(aio_wq);
@@ -505,8 +504,7 @@ static int __aio_put_req(struct kioctx *ctx, struct kiocb *req)
         assert_spin_locked(&ctx->ctx_lock);
 
         req->ki_users --;
-        if (unlikely(req->ki_users < 0))
-                BUG();
+        BUG_ON(req->ki_users < 0);
         if (likely(req->ki_users))
                 return 0;
         list_del(&req->ki_list);                /* remove from active_reqs */
diff --git a/fs/bio.c b/fs/bio.c
index c6c07ca5b5a9..50c40ce2cead 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -560,10 +560,8 @@ struct bio *bio_copy_user(request_queue_t *q, unsigned long uaddr,
                         break;
                 }
 
-                if (bio_add_pc_page(q, bio, page, bytes, 0) < bytes) {
-                        ret = -EINVAL;
+                if (bio_add_pc_page(q, bio, page, bytes, 0) < bytes)
                         break;
-                }
 
                 len -= bytes;
         }
@@ -622,10 +620,9 @@ static struct bio *__bio_map_user_iov(request_queue_t *q,
 
                 nr_pages += end - start;
                 /*
-                 * transfer and buffer must be aligned to at least hardsector
-                 * size for now, in the future we can relax this restriction
+                 * buffer must be aligned to at least hardsector size for now
                  */
-                if ((uaddr & queue_dma_alignment(q)) || (len & queue_dma_alignment(q)))
+                if (uaddr & queue_dma_alignment(q))
                         return ERR_PTR(-EINVAL);
         }
 
@@ -751,7 +748,6 @@ struct bio *bio_map_user_iov(request_queue_t *q, struct block_device *bdev,
                              int write_to_vm)
 {
         struct bio *bio;
-        int len = 0, i;
 
         bio = __bio_map_user_iov(q, bdev, iov, iov_count, write_to_vm);
 
@@ -766,18 +762,7 @@ struct bio *bio_map_user_iov(request_queue_t *q, struct block_device *bdev,
          */
         bio_get(bio);
 
-        for (i = 0; i < iov_count; i++)
-                len += iov[i].iov_len;
-
-        if (bio->bi_size == len)
-                return bio;
-
-        /*
-         * don't support partial mappings
-         */
-        bio_endio(bio, bio->bi_size, 0);
-        bio_unmap_user(bio);
-        return ERR_PTR(-EINVAL);
+        return bio;
 }
 
 static void __bio_unmap_user(struct bio *bio)
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 1ad8c9fcc742..c4fa91b8b62f 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -318,6 +318,7 @@ int cifs_get_inode_info(struct inode **pinode,
         struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
         char *tmp_path;
         char *buf = NULL;
+        int adjustTZ = FALSE;
 
         pTcon = cifs_sb->tcon;
         cFYI(1,("Getting info on %s", search_path));
@@ -348,6 +349,7 @@ int cifs_get_inode_info(struct inode **pinode,
                                         pfindData, cifs_sb->local_nls, 
                                         cifs_sb->mnt_cifs_flags &
                                           CIFS_MOUNT_MAP_SPECIAL_CHR);
+                        adjustTZ = TRUE;
                 }
                 
         }
@@ -444,6 +446,10 @@ int cifs_get_inode_info(struct inode **pinode,
                 inode->i_ctime =
                     cifs_NTtimeToUnix(le64_to_cpu(pfindData->ChangeTime));
                 cFYI(0, ("Attributes came in as 0x%x", attr));
+                if(adjustTZ && (pTcon->ses) && (pTcon->ses->server)) {
+                        inode->i_ctime.tv_sec += pTcon->ses->server->timeAdj;
+                        inode->i_mtime.tv_sec += pTcon->ses->server->timeAdj;
+                }
 
                 /* set default mode. will override for dirs below */
                 if (atomic_read(&cifsInfo->inUse) == 0)
diff --git a/fs/cifs/link.c b/fs/cifs/link.c
index 0bee8b7e521a..8e259969354b 100644
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -69,17 +69,30 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode,
                         rc = -EOPNOTSUPP;  
         }
 
-/* if (!rc)     */
-        {
-                /*   renew_parental_timestamps(old_file);
-                   inode->i_nlink++;
-                   mark_inode_dirty(inode);
-                   d_instantiate(direntry, inode); */
-                /* BB add call to either mark inode dirty or refresh its data and timestamp to current time */
+        d_drop(direntry);       /* force new lookup from server of target */
+
+        /* if source file is cached (oplocked) revalidate will not go to server
+           until the file is closed or oplock broken so update nlinks locally */
+        if(old_file->d_inode) {
+                cifsInode = CIFS_I(old_file->d_inode);
+                if(rc == 0) {
+                        old_file->d_inode->i_nlink++;
+                        old_file->d_inode->i_ctime = CURRENT_TIME;
+                        /* parent dir timestamps will update from srv
+                        within a second, would it really be worth it
+                        to set the parent dir cifs inode time to zero
+                        to force revalidate (faster) for it too? */
+                }
+                /* if not oplocked will force revalidate to get info 
+                   on source file from srv */
+                cifsInode->time = 0;
+
+                /* Will update parent dir timestamps from srv within a second.
+                   Would it really be worth it to set the parent dir (cifs
+                   inode) time field to zero to force revalidate on parent
+                   directory faster ie 
+                        CIFS_I(inode)->time = 0;  */
         }
-        d_drop(direntry);       /* force new lookup from server */
-        cifsInode = CIFS_I(old_file->d_inode);
-        cifsInode->time = 0;    /* will force revalidate to go get info when needed */
 
 cifs_hl_exit:
         kfree(fromName);
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index a736d44989c4..137d76c3f90a 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -21,6 +21,7 @@
 #include <linux/mount.h>
 #include <linux/pagemap.h>
 #include <linux/init.h>
+#include <linux/kobject.h>
 #include <linux/namei.h>
 #include <linux/debugfs.h>
 
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index 136175a69332..f63a7755fe86 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -820,7 +820,8 @@ int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat)
         crypt_stat->tfm = crypto_alloc_blkcipher(full_alg_name, 0,
                                                  CRYPTO_ALG_ASYNC);
         kfree(full_alg_name);
-        if (!crypt_stat->tfm) {
+        if (IS_ERR(crypt_stat->tfm)) {
+                rc = PTR_ERR(crypt_stat->tfm);
                 ecryptfs_printk(KERN_ERR, "cryptfs: init_crypt_ctx(): "
                                 "Error initializing cipher [%s]\n",
                                 crypt_stat->cipher);
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index cfc8f81e60d0..c71a6c092ad9 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -138,6 +138,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd)
                 struct fuse_entry_out outarg;
                 struct fuse_conn *fc;
                 struct fuse_req *req;
+                struct fuse_req *forget_req;
                 struct dentry *parent;
 
                 /* Doesn't hurt to "reset" the validity timeout */
@@ -152,25 +153,33 @@ static int fuse_dentry_revalidate(struct dentry *entry, struct nameidata *nd)
                 if (IS_ERR(req))
                         return 0;
 
+                forget_req = fuse_get_req(fc);
+                if (IS_ERR(forget_req)) {
+                        fuse_put_request(fc, req);
+                        return 0;
+                }
+
                 parent = dget_parent(entry);
                 fuse_lookup_init(req, parent->d_inode, entry, &outarg);
                 request_send(fc, req);
                 dput(parent);
                 err = req->out.h.error;
+                fuse_put_request(fc, req);
                 /* Zero nodeid is same as -ENOENT */
                 if (!err && !outarg.nodeid)
                         err = -ENOENT;
                 if (!err) {
                         struct fuse_inode *fi = get_fuse_inode(inode);
                         if (outarg.nodeid != get_node_id(inode)) {
-                                fuse_send_forget(fc, req, outarg.nodeid, 1);
+                                fuse_send_forget(fc, forget_req,
+                                                 outarg.nodeid, 1);
                                 return 0;
                         }
                         spin_lock(&fc->lock);
                         fi->nlookup ++;
                         spin_unlock(&fc->lock);
                 }
-                fuse_put_request(fc, req);
+                fuse_put_request(fc, forget_req);
                 if (err || (outarg.attr.mode ^ inode->i_mode) & S_IFMT)
                         return 0;
 
@@ -221,6 +230,7 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry,
         struct inode *inode = NULL;
         struct fuse_conn *fc = get_fuse_conn(dir);
         struct fuse_req *req;
+        struct fuse_req *forget_req;
 
         if (entry->d_name.len > FUSE_NAME_MAX)
                 return ERR_PTR(-ENAMETOOLONG);
@@ -229,9 +239,16 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry,
         if (IS_ERR(req))
                 return ERR_PTR(PTR_ERR(req));
 
+        forget_req = fuse_get_req(fc);
+        if (IS_ERR(forget_req)) {
+                fuse_put_request(fc, req);
+                return ERR_PTR(PTR_ERR(forget_req));
+        }
+
         fuse_lookup_init(req, dir, entry, &outarg);
         request_send(fc, req);
         err = req->out.h.error;
+        fuse_put_request(fc, req);
         /* Zero nodeid is same as -ENOENT, but with valid timeout */
         if (!err && outarg.nodeid &&
             (invalid_nodeid(outarg.nodeid) || !valid_mode(outarg.attr.mode)))
@@ -240,11 +257,11 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry,
                 inode = fuse_iget(dir->i_sb, outarg.nodeid, outarg.generation,
                                   &outarg.attr);
                 if (!inode) {
-                        fuse_send_forget(fc, req, outarg.nodeid, 1);
+                        fuse_send_forget(fc, forget_req, outarg.nodeid, 1);
                         return ERR_PTR(-ENOMEM);
                 }
         }
-        fuse_put_request(fc, req);
+        fuse_put_request(fc, forget_req);
         if (err && err != -ENOENT)
                 return ERR_PTR(err);
 
@@ -388,6 +405,13 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_req *req,
         struct fuse_entry_out outarg;
         struct inode *inode;
         int err;
+        struct fuse_req *forget_req;
+
+        forget_req = fuse_get_req(fc);
+        if (IS_ERR(forget_req)) {
+                fuse_put_request(fc, req);
+                return PTR_ERR(forget_req);
+        }
 
         req->in.h.nodeid = get_node_id(dir);
         req->out.numargs = 1;
@@ -395,24 +419,24 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_req *req,
         req->out.args[0].value = &outarg;
         request_send(fc, req);
         err = req->out.h.error;
-        if (err) {
-                fuse_put_request(fc, req);
-                return err;
-        }
+        fuse_put_request(fc, req);
+        if (err)
+                goto out_put_forget_req;
+
         err = -EIO;
         if (invalid_nodeid(outarg.nodeid))
-                goto out_put_request;
+                goto out_put_forget_req;
 
         if ((outarg.attr.mode ^ mode) & S_IFMT)
-                goto out_put_request;
+                goto out_put_forget_req;
 
         inode = fuse_iget(dir->i_sb, outarg.nodeid, outarg.generation,
                           &outarg.attr);
         if (!inode) {
-                fuse_send_forget(fc, req, outarg.nodeid, 1);
+                fuse_send_forget(fc, forget_req, outarg.nodeid, 1);
                 return -ENOMEM;
         }
-        fuse_put_request(fc, req);
+        fuse_put_request(fc, forget_req);
 
         if (S_ISDIR(inode->i_mode)) {
                 struct dentry *alias;
@@ -434,8 +458,8 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_req *req,
         fuse_invalidate_attr(dir);
         return 0;
 
- out_put_request:
-        fuse_put_request(fc, req);
+ out_put_forget_req:
+        fuse_put_request(fc, forget_req);
         return err;
 }
 
diff --git a/fs/jfs/jfs_filsys.h b/fs/jfs/jfs_filsys.h
index 9901928668cf..eb550b339bb8 100644
--- a/fs/jfs/jfs_filsys.h
+++ b/fs/jfs/jfs_filsys.h
@@ -81,7 +81,7 @@
 #define JFS_SWAP_BYTES          0x00100000      /* running on big endian computer */
 
 /* Directory index */
-#define JFS_DIR_INDEX           0x00200000      /* Persistant index for */
+#define JFS_DIR_INDEX           0x00200000      /* Persistent index for */
                                                 /* directory entries    */
 
 
diff --git a/fs/nfs/nfsroot.c b/fs/nfs/nfsroot.c
index 8dfefe41a8da..75f819dc0255 100644
--- a/fs/nfs/nfsroot.c
+++ b/fs/nfs/nfsroot.c
@@ -98,7 +98,7 @@
 static char nfs_root_name[256] __initdata = "";
 
 /* Address of NFS server */
-static __u32 servaddr __initdata = 0;
+static __be32 servaddr __initdata = 0;
 
 /* Name of directory to mount */
 static char nfs_path[NFS_MAXPATHLEN] __initdata = { 0, };
@@ -327,7 +327,7 @@ static int __init root_nfs_name(char *name)
  */
 static int __init root_nfs_addr(void)
 {
-        if ((servaddr = root_server_addr) == INADDR_NONE) {
+        if ((servaddr = root_server_addr) == htonl(INADDR_NONE)) {
                 printk(KERN_ERR "Root-NFS: No NFS server available, giving up.\n");
                 return -1;
         }
@@ -411,7 +411,7 @@ __setup("nfsroot=", nfs_root_setup);
  *  Construct sockaddr_in from address and port number.
  */
 static inline void
-set_sockaddr(struct sockaddr_in *sin, __u32 addr, __u16 port)
+set_sockaddr(struct sockaddr_in *sin, __be32 addr, __be16 port)
 {
         sin->sin_family = AF_INET;
         sin->sin_addr.s_addr = addr;
@@ -468,14 +468,13 @@ static int __init root_nfs_ports(void)
                 dprintk("Root-NFS: Portmapper on server returned %d "
                         "as nfsd port\n", port);
         }
-        nfs_port = htons(nfs_port);
 
         if ((port = root_nfs_getport(NFS_MNT_PROGRAM, mountd_ver, proto)) < 0) {
                 printk(KERN_ERR "Root-NFS: Unable to get mountd port "
                                 "number from server, using default\n");
                 port = mountd_port;
         }
-        mount_port = htons(port);
+        mount_port = port;
         dprintk("Root-NFS: mountd port is %d\n", port);
 
         return 0;
@@ -496,7 +495,7 @@ static int __init root_nfs_get_handle(void)
         int version = (nfs_data.flags & NFS_MOUNT_VER3) ?
                                         NFS_MNT3_VERSION : NFS_MNT_VERSION;
 
-        set_sockaddr(&sin, servaddr, mount_port);
+        set_sockaddr(&sin, servaddr, htons(mount_port));
         status = nfsroot_mount(&sin, nfs_path, &fh, version, protocol);
         if (status < 0)
                 printk(KERN_ERR "Root-NFS: Server returned error %d "
@@ -519,6 +518,6 @@ void * __init nfs_root_data(void)
          || root_nfs_ports() < 0
          || root_nfs_get_handle() < 0)
                 return NULL;
-        set_sockaddr((struct sockaddr_in *) &nfs_data.addr, servaddr, nfs_port);
+        set_sockaddr((struct sockaddr_in *) &nfs_data.addr, servaddr, htons(nfs_port));
         return (void*)&nfs_data;
 }
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 8df27401d292..795319c54f72 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -442,7 +442,8 @@ static int mountstats_open(struct inode *inode, struct file *file)
 
                 if (task) {
                         task_lock(task);
-                        namespace = task->nsproxy->namespace;
+                        if (task->nsproxy)
+                                namespace = task->nsproxy->namespace;
                         if (namespace)
                                 get_namespace(namespace);
                         task_unlock(task);
diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index b67ce9354048..ac14318c81ba 100644
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -74,7 +74,8 @@ static int reiserfs_file_release(struct inode *inode, struct file *filp)
                         igrab(inode);
                         reiserfs_warning(inode->i_sb,
                                          "pinning inode %lu because the "
-                                         "preallocation can't be freed");
+                                         "preallocation can't be freed",
+                                         inode->i_ino);
                         goto out;
                 }
         }
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index cd1bb75ceb24..7280a23ef344 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -1464,7 +1464,7 @@ static int flush_journal_list(struct super_block *s,
                 }
 
                 /* if someone has this block in a newer transaction, just make
-                 ** sure they are commited, and don't try writing it to disk
+                 ** sure they are committed, and don't try writing it to disk
                  */
                 if (pjl) {
                         if (atomic_read(&pjl->j_commit_left))
@@ -3385,7 +3385,7 @@ static int remove_from_transaction(struct super_block *p_s_sb,
 
 /*
 ** for any cnode in a journal list, it can only be dirtied of all the
-** transactions that include it are commited to disk.
+** transactions that include it are committed to disk.
 ** this checks through each transaction, and returns 1 if you are allowed to dirty,
 ** and 0 if you aren't
 **
@@ -3427,7 +3427,7 @@ static int can_dirty(struct reiserfs_journal_cnode *cn)
 }
 
 /* syncs the commit blocks, but does not force the real buffers to disk
-** will wait until the current transaction is done/commited before returning 
+** will wait until the current transaction is done/committed before returning 
 */
 int journal_end_sync(struct reiserfs_transaction_handle *th,
                      struct super_block *p_s_sb, unsigned long nblocks)
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index 7bdb0ed443e1..1e4d68590178 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -41,7 +41,7 @@
 #include <linux/reiserfs_xattr.h>
 #include <linux/reiserfs_acl.h>
 #include <asm/uaccess.h>
-#include <asm/checksum.h>
+#include <net/checksum.h>
 #include <linux/smp_lock.h>
 #include <linux/stat.h>
 #include <asm/semaphore.h>
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 3aa3434621ca..a5782e8c7f07 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -372,6 +372,51 @@ int sysfs_rename_dir(struct kobject * kobj, const char *new_name)
         return error;
 }
 
+int sysfs_move_dir(struct kobject *kobj, struct kobject *new_parent)
+{
+        struct dentry *old_parent_dentry, *new_parent_dentry, *new_dentry;
+        struct sysfs_dirent *new_parent_sd, *sd;
+        int error;
+
+        if (!new_parent)
+                return -EINVAL;
+
+        old_parent_dentry = kobj->parent ?
+                kobj->parent->dentry : sysfs_mount->mnt_sb->s_root;
+        new_parent_dentry = new_parent->dentry;
+
+again:
+        mutex_lock(&old_parent_dentry->d_inode->i_mutex);
+        if (!mutex_trylock(&new_parent_dentry->d_inode->i_mutex)) {
+                mutex_unlock(&old_parent_dentry->d_inode->i_mutex);
+                goto again;
+        }
+
+        new_parent_sd = new_parent_dentry->d_fsdata;
+        sd = kobj->dentry->d_fsdata;
+
+        new_dentry = lookup_one_len(kobj->name, new_parent_dentry,
+                                    strlen(kobj->name));
+        if (IS_ERR(new_dentry)) {
+                error = PTR_ERR(new_dentry);
+                goto out;
+        } else
+                error = 0;
+        d_add(new_dentry, NULL);
+        d_move(kobj->dentry, new_dentry);
+        dput(new_dentry);
+
+        /* Remove from old parent's list and insert into new parent's list. */
+        list_del_init(&sd->s_sibling);
+        list_add(&sd->s_sibling, &new_parent_sd->s_children);
+
+out:
+        mutex_unlock(&new_parent_dentry->d_inode->i_mutex);
+        mutex_unlock(&old_parent_dentry->d_inode->i_mutex);
+
+        return error;
+}
+
 static int sysfs_dir_open(struct inode *inode, struct file *file)
 {
         struct dentry * dentry = file->f_dentry;
diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index 298303b5a716..95c165101c98 100644
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -190,6 +190,9 @@ fill_write_buffer(struct sysfs_buffer * buffer, const char __user * buf, size_t
                 count = PAGE_SIZE - 1;
         error = copy_from_user(buffer->page,buf,count);
         buffer->needs_read_fill = 1;
+        /* if buf is assumed to contain a string, terminate it by \0,
+           so e.g. sscanf() can scan the string easily */
+        buffer->page[count] = 0;
         return error ? -EFAULT : count;
 }