Re: [PATCH 09/14] srp_transport: Fix attribute registration

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On Thu, 2011-12-01 at 20:06 +0100, Bart Van Assche wrote:
> Register transport attributes after the attribute array has been
> set up instead of before.

Why?

I don't disagree with the change, but there should be at least a little
discussion of why you're doing it. Your last message about this to James
Bottomley had quite a bit of content, perhaps too much, but then his
comment that 'it's best practice to initialize a structure before
registering it' seems appropriate.

> Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
> Cc: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
> Cc: Brian King <brking@xxxxxxxxxxxxxxxxxx>
> Cc: David Dillow <dillowda@xxxxxxxx>
> Cc: Roland Dreier <roland@xxxxxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
> ---
>  drivers/scsi/scsi_transport_srp.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
> index 21a045e..07c4394 100644
> --- a/drivers/scsi/scsi_transport_srp.c
> +++ b/drivers/scsi/scsi_transport_srp.c
> @@ -324,13 +324,14 @@ srp_attach_transport(struct srp_function_template *ft)
>  	i->rport_attr_cont.ac.attrs = &i->rport_attrs[0];
>  	i->rport_attr_cont.ac.class = &srp_rport_class.class;
>  	i->rport_attr_cont.ac.match = srp_rport_match;
> -	transport_container_register(&i->rport_attr_cont);
>  
>  	count = 0;
>  	SETUP_RPORT_ATTRIBUTE_RD(port_id);
>  	SETUP_RPORT_ATTRIBUTE_RD(roles);
>  	i->rport_attrs[count] = NULL;
>  
> +	transport_container_register(&i->rport_attr_cont);
> +
>  	i->f = ft;
>  
>  	return &i->t;

-- 
Dave Dillow
National Center for Computational Science
Oak Ridge National Laboratory
(865) 241-6602 office

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