[Virtio-fs] [PATCH 1/7] virtiofsd: Check for EINTR in preadv() and retry

[Dr. David Alan Gilbert]

* Vivek Goyal (vgoyal at redhat.com) wrote:
> We don't seem to check for EINTR and retry. There are other places
> in code where we check for EINTR. So lets add a check.
> 
> Signed-off-by: Vivek Goyal <vgoyal at redhat.com>

Reviewed-by: Dr. David Alan Gilbert <dgilbert at redhat.com>

> ---
>  tools/virtiofsd/fuse_virtio.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c
> index 1170f375a5..32914f7e95 100644
> --- a/tools/virtiofsd/fuse_virtio.c
> +++ b/tools/virtiofsd/fuse_virtio.c
> @@ -421,6 +421,9 @@ int virtio_send_data_iov(struct fuse_session *se, struct fuse_chan *ch,
>  
>          if (ret == -1) {
>              ret = errno;
> +            if (ret == EINTR) {
> +                continue;
> +            }
>              fuse_log(FUSE_LOG_DEBUG, "%s: preadv failed (%m) len=%zd\n",
>                       __func__, len);
>              goto err;
> -- 
> 2.25.4
> 
-- 
Dr. David Alan Gilbert / dgilbert at redhat.com / Manchester, UK