Re: [PATCH 1/2] target: Use correct preempted registration sense code

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On Tue, 2012-01-03 at 17:12 -0800, Roland Dreier wrote:
> From: Marco Sanvido <marco@xxxxxxxxxxxxxxx>
> 
> The comments quote the right parts of the spec:
> 
>    * d) Establish a unit attention condition for the
>    *    initiator port associated with every I_T nexus
>    *    that lost its registration other than the I_T
>    *    nexus on which the PERSISTENT RESERVE OUT command
>    *    was received, with the additional sense code set
>    *    to REGISTRATIONS PREEMPTED.
> 
> and
> 
>    * e) Establish a unit attention condition for the initiator
>    *    port associated with every I_T nexus that lost its
>    *    persistent reservation and/or registration, with the
>    *    additional sense code set to REGISTRATIONS PREEMPTED;
> 
> but the actual code accidentally uses ASCQ_2AH_RESERVATIONS_PREEMPTED
> instead of ASCQ_2AH_REGISTRATIONS_PREEMPTED.  Fix this.
> 
> Signed-off-by: Roland Dreier <roland@xxxxxxxxxxxxxxx>
> ---
>  drivers/target/target_core_pr.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
> index 95dee70..4911fe9 100644
> --- a/drivers/target/target_core_pr.c
> +++ b/drivers/target/target_core_pr.c
> @@ -3138,7 +3138,7 @@ static int core_scsi3_pro_preempt(
>  			if (!calling_it_nexus)
>  				core_scsi3_ua_allocate(pr_reg_nacl,
>  					pr_res_mapped_lun, 0x2A,
> -					ASCQ_2AH_RESERVATIONS_PREEMPTED);
> +					ASCQ_2AH_REGISTRATIONS_PREEMPTED);
>  		}
>  		spin_unlock(&pr_tmpl->registration_lock);
>  		/*
> @@ -3251,7 +3251,7 @@ static int core_scsi3_pro_preempt(
>  		 *    additional sense code set to REGISTRATIONS PREEMPTED;
>  		 */
>  		core_scsi3_ua_allocate(pr_reg_nacl, pr_res_mapped_lun, 0x2A,
> -				ASCQ_2AH_RESERVATIONS_PREEMPTED);
> +				ASCQ_2AH_REGISTRATIONS_PREEMPTED);
>  	}
>  	spin_unlock(&pr_tmpl->registration_lock);
>  	/*

Applied to lio-core, and will queue to mainline in the second round of
v3.3 target-pending updates later this week.

Thanks Roland and Macro!

--nab

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