Re: Possible mptsas regression post 3.5.0

2012-08-28 Thread John Drescher
>> [ 174.758218] scsi_remove_target[0]: reap 0:0 state: 2 reap: 1 dev_del: 1 > > Thanks! Does the attached patch fix the issue for you? > That worked! [ 169.402990] netconsole: network logging started [ 200.903700] mptbase: ioc0: LogInfo(0x31110d00): Originator={PL}, Code={Reset}, SubCode(0x0

Re: Possible mptsas regression post 3.5.0

2012-08-28 Thread Dan Williams
On Tue, 2012-08-28 at 10:03 -0400, John Drescher wrote: > > I wonder if we are preventing scsi_device_dev_release_usercontext() from > > making forward progress? > > > > ...the attached patch should confirm this or give more info otherwise. > > > > [ 174.758218] scsi_remove_target[0]: reap 0:0 st

Re: Possible mptsas regression post 3.5.0

2012-08-28 Thread John Drescher
> I wonder if we are preventing scsi_device_dev_release_usercontext() from > making forward progress? > > ...the attached patch should confirm this or give more info otherwise. > [ 148.960318] console [netcon0] enabled [ 148.960363] netconsole: network logging started [ 170.415487] mptbase: ioc

Re: Possible mptsas regression post 3.5.0

2012-08-27 Thread Dan Williams
On Mon, 2012-08-27 at 12:13 -0400, John Drescher wrote: > >> I have bisected it down to the following patch: > >> > >> Bisecting: 0 revisions left to test after this (roughly 0 steps) > >> [10f8d5b86743b33d841a175303e2bf67fd620f42] SCSI: fix hot unplug vs > >> async scan race > >> > >> It appears t

Re: Possible mptsas regression post 3.5.0

2012-08-27 Thread John Drescher
>> I have bisected it down to the following patch: >> >> Bisecting: 0 revisions left to test after this (roughly 0 steps) >> [10f8d5b86743b33d841a175303e2bf67fd620f42] SCSI: fix hot unplug vs >> async scan race >> >> It appears this patch caused the bad behavior although I have not >> tested that y

Re: Possible mptsas regression post 3.5.0

2012-08-27 Thread John Drescher
On Fri, Aug 24, 2012 at 3:34 PM, John Drescher wrote: > On Thu, Aug 23, 2012 at 1:34 PM, John Drescher wrote: >> Over the last few weeks I have done some reliability testing with >> mdraid6 on a machine with 2 lsi mptsas controllers and 13 SATA I >> drives. My testing involved physically hot remo

Re: Possible mptsas regression post 3.5.0

2012-08-24 Thread John Drescher
On Thu, Aug 23, 2012 at 1:34 PM, John Drescher wrote: > Over the last few weeks I have done some reliability testing with > mdraid6 on a machine with 2 lsi mptsas controllers and 13 SATA I > drives. My testing involved physically hot removing a drive forcing > the raid to grab a spare and rebuild.