diff options
Diffstat (limited to 'fs/pipe.c')
| -rw-r--r-- | fs/pipe.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/fs/pipe.c b/fs/pipe.c index e66ec48e95d8..3c185b6527bc 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -171,7 +171,7 @@ static void anon_pipe_buf_release(struct pipe_inode_info *pipe, * * Description: * This function returns a kernel virtual address mapping for the - * passed in @pipe_buffer. If @atomic is set, an atomic map is provided + * pipe_buffer passed in @buf. If @atomic is set, an atomic map is provided * and the caller has to be careful not to fault before calling * the unmap function. * @@ -208,15 +208,15 @@ void generic_pipe_buf_unmap(struct pipe_inode_info *pipe, } /** - * generic_pipe_buf_steal - attempt to take ownership of a @pipe_buffer + * generic_pipe_buf_steal - attempt to take ownership of a &pipe_buffer * @pipe: the pipe that the buffer belongs to * @buf: the buffer to attempt to steal * * Description: - * This function attempts to steal the @struct page attached to + * This function attempts to steal the &struct page attached to * @buf. If successful, this function returns 0 and returns with * the page locked. The caller may then reuse the page for whatever - * he wishes, the typical use is insertion into a different file + * he wishes; the typical use is insertion into a different file * page cache. */ int generic_pipe_buf_steal(struct pipe_inode_info *pipe, @@ -238,7 +238,7 @@ int generic_pipe_buf_steal(struct pipe_inode_info *pipe, } /** - * generic_pipe_buf_get - get a reference to a @struct pipe_buffer + * generic_pipe_buf_get - get a reference to a &struct pipe_buffer * @pipe: the pipe that the buffer belongs to * @buf: the buffer to get a reference to * @@ -576,9 +576,7 @@ bad_pipe_w(struct file *filp, const char __user *buf, size_t count, return -EBADF; } -static int -pipe_ioctl(struct inode *pino, struct file *filp, - unsigned int cmd, unsigned long arg) +static long pipe_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { struct inode *inode = filp->f_path.dentry->d_inode; struct pipe_inode_info *pipe; @@ -785,7 +783,7 @@ const struct file_operations read_fifo_fops = { .aio_read = pipe_read, .write = bad_pipe_w, .poll = pipe_poll, - .ioctl = pipe_ioctl, + .unlocked_ioctl = pipe_ioctl, .open = pipe_read_open, .release = pipe_read_release, .fasync = pipe_read_fasync, @@ -797,7 +795,7 @@ const struct file_operations write_fifo_fops = { .write = do_sync_write, .aio_write = pipe_write, .poll = pipe_poll, - .ioctl = pipe_ioctl, + .unlocked_ioctl = pipe_ioctl, .open = pipe_write_open, .release = pipe_write_release, .fasync = pipe_write_fasync, @@ -810,7 +808,7 @@ const struct file_operations rdwr_fifo_fops = { .write = do_sync_write, .aio_write = pipe_write, .poll = pipe_poll, - .ioctl = pipe_ioctl, + .unlocked_ioctl = pipe_ioctl, .open = pipe_rdwr_open, .release = pipe_rdwr_release, .fasync = pipe_rdwr_fasync, @@ -822,7 +820,7 @@ static const struct file_operations read_pipe_fops = { .aio_read = pipe_read, .write = bad_pipe_w, .poll = pipe_poll, - .ioctl = pipe_ioctl, + .unlocked_ioctl = pipe_ioctl, .open = pipe_read_open, .release = pipe_read_release, .fasync = pipe_read_fasync, @@ -834,7 +832,7 @@ static const struct file_operations write_pipe_fops = { .write = do_sync_write, .aio_write = pipe_write, .poll = pipe_poll, - .ioctl = pipe_ioctl, + .unlocked_ioctl = pipe_ioctl, .open = pipe_write_open, .release = pipe_write_release, .fasync = pipe_write_fasync, @@ -847,7 +845,7 @@ static const struct file_operations rdwr_pipe_fops = { .write = do_sync_write, .aio_write = pipe_write, .poll = pipe_poll, - .ioctl = pipe_ioctl, + .unlocked_ioctl = pipe_ioctl, .open = pipe_rdwr_open, .release = pipe_rdwr_release, .fasync = pipe_rdwr_fasync, |