linux-kernel - Re: [RESEND] [PATCH] [SCSI] libsas: Allow expander T-T attachments

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Date:	Thu, 22 Sep 2011 12:50:14 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Luben Tuikov <ltuikov@...oo.com>
Cc:	James Bottomley <jbottomley@...allels.com>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RESEND] [PATCH] [SCSI] libsas: Allow expander T-T attachments

On Thu, Sep 22, 2011 at 09:41:36AM -0700, Luben Tuikov wrote:
> Allow expander table-to-table attachments for
> expanders that support it.
> 
> Signed-off-by: Luben Tuikov <ltuikov@...oo.com>
> ---
> ?drivers/scsi/libsas/sas_expander.c |?? 20 ++++++++++++++------
> ?include/scsi/libsas.h????????????? |??? 3 +++
> ?include/scsi/sas.h???????????????? |?? 14 ++++++++++++--
> ?3 files changed, 29 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
> index f84084b..e8d0115 100644
> --- a/drivers/scsi/libsas/sas_expander.c
> +++ b/drivers/scsi/libsas/sas_expander.c
> @@ -329,6 +329,7 @@ static void ex_assign_report_general(struct domain_device *dev,
> ???? dev->ex_dev.ex_change_count = be16_to_cpu(rg->change_count);
> ???? dev->ex_dev.max_route_indexes = be16_to_cpu(rg->route_indexes);
> ???? dev->ex_dev.num_phys = min(rg->num_phys, (u8)MAX_EXPANDER_PHYS);

This looks completely garbled to me.

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