5 files changed, 21 insertions, 33 deletions

diff --git a/fs/fuse/control.c b/fs/fuse/control.c
index 79ec1f23d4d2..16b39c053d47 100644
--- a/fs/fuse/control.c
+++ b/fs/fuse/control.c
@@ -116,7 +116,7 @@ int fuse_ctl_add_conn(struct fuse_conn *fc)
                 return 0;
 
         parent = fuse_control_sb->s_root;
-        parent->d_inode->i_nlink++;
+        inc_nlink(parent->d_inode);
         sprintf(name, "%llu", (unsigned long long) fc->id);
         parent = fuse_ctl_add_dentry(parent, fc, name, S_IFDIR | 0500, 2,
                                      &simple_dir_inode_operations,
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 1e2006caf158..66571eafbb1e 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -212,6 +212,7 @@ void fuse_put_request(struct fuse_conn *fc, struct fuse_req *req)
  * Called with fc->lock, unlocks it
  */
 static void request_end(struct fuse_conn *fc, struct fuse_req *req)
+        __releases(fc->lock)
 {
         void (*end) (struct fuse_conn *, struct fuse_req *) = req->end;
         req->end = NULL;
@@ -640,6 +641,7 @@ static void request_wait(struct fuse_conn *fc)
  */
 static int fuse_read_interrupt(struct fuse_conn *fc, struct fuse_req *req,
                                const struct iovec *iov, unsigned long nr_segs)
+        __releases(fc->lock)
 {
         struct fuse_copy_state cs;
         struct fuse_in_header ih;
@@ -678,14 +680,15 @@ static int fuse_read_interrupt(struct fuse_conn *fc, struct fuse_req *req,
  * request_end().  Otherwise add it to the processing list, and set
  * the 'sent' flag.
  */
-static ssize_t fuse_dev_readv(struct file *file, const struct iovec *iov,
-                              unsigned long nr_segs, loff_t *off)
+static ssize_t fuse_dev_read(struct kiocb *iocb, const struct iovec *iov,
+                              unsigned long nr_segs, loff_t pos)
 {
         int err;
         struct fuse_req *req;
         struct fuse_in *in;
         struct fuse_copy_state cs;
         unsigned reqsize;
+        struct file *file = iocb->ki_filp;
         struct fuse_conn *fc = fuse_get_conn(file);
         if (!fc)
                 return -EPERM;
@@ -759,15 +762,6 @@ static ssize_t fuse_dev_readv(struct file *file, const struct iovec *iov,
         return err;
 }
 
-static ssize_t fuse_dev_read(struct file *file, char __user *buf,
-                             size_t nbytes, loff_t *off)
-{
-        struct iovec iov;
-        iov.iov_len = nbytes;
-        iov.iov_base = buf;
-        return fuse_dev_readv(file, &iov, 1, off);
-}
-
 /* Look up request on processing list by unique ID */
 static struct fuse_req *request_find(struct fuse_conn *fc, u64 unique)
 {
@@ -812,15 +806,15 @@ static int copy_out_args(struct fuse_copy_state *cs, struct fuse_out *out,
  * it from the list and copy the rest of the buffer to the request.
  * The request is finished by calling request_end()
  */
-static ssize_t fuse_dev_writev(struct file *file, const struct iovec *iov,
-                               unsigned long nr_segs, loff_t *off)
+static ssize_t fuse_dev_write(struct kiocb *iocb, const struct iovec *iov,
+                               unsigned long nr_segs, loff_t pos)
 {
         int err;
         unsigned nbytes = iov_length(iov, nr_segs);
         struct fuse_req *req;
         struct fuse_out_header oh;
         struct fuse_copy_state cs;
-        struct fuse_conn *fc = fuse_get_conn(file);
+        struct fuse_conn *fc = fuse_get_conn(iocb->ki_filp);
         if (!fc)
                 return -EPERM;
 
@@ -896,15 +890,6 @@ static ssize_t fuse_dev_writev(struct file *file, const struct iovec *iov,
         return err;
 }
 
-static ssize_t fuse_dev_write(struct file *file, const char __user *buf,
-                              size_t nbytes, loff_t *off)
-{
-        struct iovec iov;
-        iov.iov_len = nbytes;
-        iov.iov_base = (char __user *) buf;
-        return fuse_dev_writev(file, &iov, 1, off);
-}
-
 static unsigned fuse_dev_poll(struct file *file, poll_table *wait)
 {
         unsigned mask = POLLOUT | POLLWRNORM;
@@ -1039,10 +1024,10 @@ static int fuse_dev_fasync(int fd, struct file *file, int on)
 const struct file_operations fuse_dev_operations = {
         .owner          = THIS_MODULE,
         .llseek         = no_llseek,
-        .read           = fuse_dev_read,
-        .readv          = fuse_dev_readv,
-        .write          = fuse_dev_write,
-        .writev         = fuse_dev_writev,
+        .read           = do_sync_read,
+        .aio_read       = fuse_dev_read,
+        .write          = do_sync_write,
+        .aio_write      = fuse_dev_write,
         .poll           = fuse_dev_poll,
         .release        = fuse_dev_release,
         .fasync         = fuse_dev_fasync,
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 409ce6a7cca4..8605155db171 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -508,7 +508,7 @@ static int fuse_unlink(struct inode *dir, struct dentry *entry)
                 /* Set nlink to zero so the inode can be cleared, if
                    the inode does have more links this will be
                    discovered at the next lookup/getattr */
-                inode->i_nlink = 0;
+                clear_nlink(inode);
                 fuse_invalidate_attr(inode);
                 fuse_invalidate_attr(dir);
                 fuse_invalidate_entry_cache(entry);
@@ -534,7 +534,7 @@ static int fuse_rmdir(struct inode *dir, struct dentry *entry)
         err = req->out.h.error;
         fuse_put_request(fc, req);
         if (!err) {
-                entry->d_inode->i_nlink = 0;
+                clear_nlink(entry->d_inode);
                 fuse_invalidate_attr(dir);
                 fuse_invalidate_entry_cache(entry);
         } else if (err == -EINTR)
@@ -776,7 +776,7 @@ static int fuse_permission(struct inode *inode, int mask, struct nameidata *nd)
                 if ((mask & MAY_EXEC) && !S_ISDIR(mode) && !(mode & S_IXUGO))
                         return -EACCES;
 
-                if (nd && (nd->flags & LOOKUP_ACCESS))
+                if (nd && (nd->flags & (LOOKUP_ACCESS | LOOKUP_CHDIR)))
                         return fuse_access(inode, mask);
                 return 0;
         }
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 5c4fcd1dbf59..183626868eea 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -753,8 +753,10 @@ static int fuse_file_lock(struct file *file, int cmd, struct file_lock *fl)
 
 static const struct file_operations fuse_file_operations = {
         .llseek         = generic_file_llseek,
-        .read           = generic_file_read,
-        .write          = generic_file_write,
+        .read           = do_sync_read,
+        .aio_read       = generic_file_aio_read,
+        .write          = do_sync_write,
+        .aio_write      = generic_file_aio_write,
         .mmap           = fuse_file_mmap,
         .open           = fuse_open,
         .flush          = fuse_flush,
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index cb7cadb0b790..7d0a9aee01f2 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -251,6 +251,7 @@ static int fuse_statfs(struct dentry *dentry, struct kstatfs *buf)
         memset(&outarg, 0, sizeof(outarg));
         req->in.numargs = 0;
         req->in.h.opcode = FUSE_STATFS;
+        req->in.h.nodeid = get_node_id(dentry->d_inode);
         req->out.numargs = 1;
         req->out.args[0].size =
                 fc->minor < 4 ? FUSE_COMPAT_STATFS_SIZE : sizeof(outarg);