RE: [PATCH] Hard disk S3 resume time optimization

2013-08-02 Thread Brandt, Todd E
ubject: Re: [PATCH] Hard disk S3 resume time optimization On Fri, 2013-08-02 at 16:41 +, Brandt, Todd E wrote: > Do you mean in terms of debug after a failure? I can resubmit the patch with > the scsi_sense_hdr buffer still in place. I just wanted to keep the first > draft simple to get

Re: [PATCH] Hard disk S3 resume time optimization

2013-08-02 Thread Oliver Neukum
On Fri, 2013-08-02 at 16:41 +, Brandt, Todd E wrote: > Do you mean in terms of debug after a failure? I can resubmit the patch with > the scsi_sense_hdr buffer still in place. I just wanted to keep the first > draft simple to get the concept across. How are errors reported? Regards

RE: [PATCH] Hard disk S3 resume time optimization

2013-08-02 Thread Brandt, Todd E
] Hard disk S3 resume time optimization On Thu, 2013-08-01 at 23:40 +, Brandt, Todd E wrote: > This patch is a potential way to reduce the S3 resume time for SATA drives. > Essentially this patch removes the hard disk resume time from the total > system resume time, with the disks sti

Re: [PATCH] Hard disk S3 resume time optimization

2013-08-02 Thread Oliver Neukum
On Thu, 2013-08-01 at 23:40 +, Brandt, Todd E wrote: > This patch is a potential way to reduce the S3 resume time for SATA drives. > Essentially this patch removes the hard disk resume time from the total > system resume time, with the disks still taking as long to come back online > but in

[PATCH] Hard disk S3 resume time optimization

2013-08-01 Thread Brandt, Todd E
This patch is a potential way to reduce the S3 resume time for SATA drives. Essentially this patch removes the hard disk resume time from the total system resume time, with the disks still taking as long to come back online but in the background. The major bottleneck is in the ata port resume w

Re: [PATCH] Hard disk S3 resume time optimization

2013-05-16 Thread Tejun Heo
On Thu, May 16, 2013 at 03:44:41PM -0700, Tejun Heo wrote: > So, while I agree about the problem and the solution seems to be > headed the right way of making SCSI suspend/resume asynchronous, > what's going on with patch splitting, submission format and comments? > Please read up on patch submissi

Re: [PATCH] Hard disk S3 resume time optimization

2013-05-16 Thread Tejun Heo
Hello, First of all, if at all possible, please try to fill the message to 80 columns, preferably a bit narrower than that. Most email clients can do it without you knowing. > [The Problem] > The vast majority of time spent in S3 resume is consumed by the ATA > subsystem as it resumes the comput

[PATCH] Hard disk S3 resume time optimization

2013-05-16 Thread Brandt, Todd E
Hello, my name's Todd Brandt and I'm the project owner for Intel Open Source Technology Center's new project to optimize suspend/resume time. Our website is: https://01.org/suspendresume [The Problem] The vast majority of time spent in S3 resume is consumed by the ATA subsystem as it resumes the