Re: [Virtio-fs] [PATCH 3/9] fuse: export fuse_drop_waiting()

[Vivek Goyal <vgoyal@redhat.com>]

On Wed, Apr 17, 2019 at 02:03:16AM +0800, Liu Bo wrote:
> virtio-fs will need to do ref count against FORGET requests from
> outside fs/fuse/dev.c.  Make the symbol visible.
> 

Who needs it? virtio-fs does not seem to be calling it?

Vivek

> Reviewed-by: Liu Bo <bo.liu@linux.alibaba.com>
> Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
> Signed-off-by: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
> ---
>  fs/fuse/dev.c    | 3 ++-
>  fs/fuse/fuse_i.h | 1 +
>  2 files changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
> index 07ae706..7e6afd0 100644
> --- a/fs/fuse/dev.c
> +++ b/fs/fuse/dev.c
> @@ -128,7 +128,7 @@ static bool fuse_block_alloc(struct fuse_conn *fc, bool for_background)
>  	return !fc->initialized || (for_background && fc->blocked);
>  }
>  
> -static void fuse_drop_waiting(struct fuse_conn *fc)
> +void fuse_drop_waiting(struct fuse_conn *fc)
>  {
>  	if (fc->connected) {
>  		atomic_dec(&fc->num_waiting);
> @@ -137,6 +137,7 @@ static void fuse_drop_waiting(struct fuse_conn *fc)
>  		wake_up_all(&fc->blocked_waitq);
>  	}
>  }
> +EXPORT_SYMBOL_GPL(fuse_drop_waiting);
>  
>  static struct fuse_req *__fuse_get_req(struct fuse_conn *fc, unsigned npages,
>  				       bool for_background)
> diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
> index 2c32846..171aee8 100644
> --- a/fs/fuse/fuse_i.h
> +++ b/fs/fuse/fuse_i.h
> @@ -1199,6 +1199,7 @@ ssize_t fuse_getxattr(struct inode *inode, const char *name, void *value,
>   * Get the next unique ID for a request
>   */
>  u64 fuse_get_unique(struct fuse_iqueue *fiq);
> +void fuse_drop_waiting(struct fuse_conn *fc);
>  void fuse_dax_free_mem_worker(struct work_struct *work);
>  void fuse_removemapping(struct inode *inode);
>  
> -- 
> 1.8.3.1
> 
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