linux-kernel - Re: [PATCH v4 0/6] ata port runtime power management support

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Message-ID: <1322804150.344.3.camel@minggr>
Date:	Fri, 02 Dec 2011 13:35:50 +0800
From:	Lin Ming <ming.m.lin@...el.com>
To:	James Bottomley <James.Bottomley@...senPartnership.com>
Cc:	Jeff Garzik <jgarzik@...ox.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Tejun Heo <tj@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	"Huang, Ying" <ying.huang@...el.com>,
	"Zhang, Rui" <rui.zhang@...el.com>
Subject: Re: [PATCH v4 0/6] ata port runtime power management support

On Thu, 2011-12-01 at 23:30 +0800, James Bottomley wrote:
> On Thu, 2011-12-01 at 22:09 +0800, Lin Ming wrote:
> > On Mon, Nov 28, 2011 at 9:15 AM, Lin Ming <ming.m.lin@...el.com> wrote:
> > > Hi all,
> > >
> > > This is the v4 patches to add ata port runtime pm support.
> > > Applied on top of v3.2-rc2.
> > >
> > > Jeff, any comment on the ata patches?
> > > James, any comment on the scsi patches?
> > 
> > Ping ...
> > 
> > Which git tree should these patches go into? ATA or SCSI?
> 
> >  drivers/ata/libata-core.c      |  154 ++++++++++++++++++++++------------------
> >  drivers/ata/libata-scsi.c      |    3 +-
> >  drivers/ata/libata-transport.c |    5 ++
> >  drivers/ata/libata.h           |    1 +
> >  drivers/scsi/scsi_error.c      |    5 +-
> >  drivers/scsi/scsi_pm.c         |   16 ++++-
> >  drivers/scsi/sd.c              |    5 ++
> >  include/scsi/scsi_host.h       |    3 +
> >  8 files changed, 118 insertions(+), 74 deletions(-)
> 
> I think the line count implies ATA since it's the most changed.
> 
> For the SCSI piece, the acks should come from Alan Stern, since real
> SCSI doesn't use suspend/resume and the hooks were put in for the
> benefit of USB storage.

Hi Alan,

You have signed Patch 3: [SCSI] check runtime PM status in system PM.

How about the other two SCSI patches?

Patch 2: [SCSI] add flag to skip the runtime PM calls on the host
Patch 4: [SCSI] sd: check runtime PM status in sd_shutdown

Regards,
Lin Ming

> 
> James
> 
> 


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