Re: [PATCH RFC] nfs-utils: mount: handle EACCES during version negotiation

[Steve Dickson <SteveD@RedHat.com>]

On 09/07/2017 11:14 AM, Frank Sorenson wrote:
> mount() can return EACCES for servers which permit 4.0
> but are configured not to allow 4.1  This is currently
> only handled by the default case, so these mounts fail
> without retrying a lower minor.
> 
> Add handling for EACCES to be retried with a lower
> minor version.
> 
> Signed-off-by: Frank Sorenson <sorenson@redhat.com>
Committed... 

steved.
> ---
>  utils/mount/stropts.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/utils/mount/stropts.c b/utils/mount/stropts.c
> index 1d30d34..4401314 100644
> --- a/utils/mount/stropts.c
> +++ b/utils/mount/stropts.c
> @@ -862,6 +862,9 @@ check_result:
>  	case EINVAL:
>  		/* A less clear indication that our client
>  		 * does not support NFSv4 minor version. */
> +	case EACCES:
> +		/* An unclear indication that the server
> +		 * may not support NFSv4 minor version. */
>  		if (mi->version.v_mode != V_SPECIFIC) {
>  			if (mi->version.minor > 0) {
>  				mi->version.minor--;
>