[Devel] Re: [C/R v20][PATCH 20/96] c/r: make file_pos_read/write() public

Nick Piggin npiggin at suse.de
Sun Mar 21 23:31:13 PDT 2010


On Thu, Mar 18, 2010 at 08:59:45PM -0400, Oren Laadan wrote:
> These two are used in the next patch when calling vfs_read/write()

Said next patch didn't seem to make it to fsdevel.

Should it at least go to fs/internal.h?

> 
> Signed-off-by: Oren Laadan <orenl at cs.columbia.edu>
> Acked-by: Serge E. Hallyn <serue at us.ibm.com>
> ---
>  fs/read_write.c    |   10 ----------
>  include/linux/fs.h |   10 ++++++++++
>  2 files changed, 10 insertions(+), 10 deletions(-)
> 
> diff --git a/fs/read_write.c b/fs/read_write.c
> index b7f4a1f..e258301 100644
> --- a/fs/read_write.c
> +++ b/fs/read_write.c
> @@ -359,16 +359,6 @@ ssize_t vfs_write(struct file *file, const char __user *buf, size_t count, loff_
>  
>  EXPORT_SYMBOL(vfs_write);
>  
> -static inline loff_t file_pos_read(struct file *file)
> -{
> -	return file->f_pos;
> -}
> -
> -static inline void file_pos_write(struct file *file, loff_t pos)
> -{
> -	file->f_pos = pos;
> -}
> -
>  SYSCALL_DEFINE3(read, unsigned int, fd, char __user *, buf, size_t, count)
>  {
>  	struct file *file;
> diff --git a/include/linux/fs.h b/include/linux/fs.h
> index ebb1cd5..6c08df2 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -1543,6 +1543,16 @@ ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector,
>  				struct iovec *fast_pointer,
>  				struct iovec **ret_pointer);
>  
> +static inline loff_t file_pos_read(struct file *file)
> +{
> +	return file->f_pos;
> +}
> +
> +static inline void file_pos_write(struct file *file, loff_t pos)
> +{
> +	file->f_pos = pos;
> +}
> +
>  extern ssize_t vfs_read(struct file *, char __user *, size_t, loff_t *);
>  extern ssize_t vfs_write(struct file *, const char __user *, size_t, loff_t *);
>  extern ssize_t vfs_readv(struct file *, const struct iovec __user *,
> -- 
> 1.6.3.3
> 
> --
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