RE: [PATCH] scsi: fix hang in scsi error handling

2015-07-27 Thread Kevin Groeneveld
> -Original Message- > From: Hannes Reinecke [mailto:h...@suse.de] > Sent: July-27-15 6:39 AM > On 07/16/2015 08:55 PM, Kevin Groeneveld wrote: > >> -Original Message- > >> From: Hannes Reinecke [mailto:h...@suse.de] > >> Sent: July-16-15 7:11 AM > >>> When the hang occurs shost->ho

Re: [PATCH] scsi: fix hang in scsi error handling

2015-07-27 Thread Hannes Reinecke
On 07/16/2015 08:55 PM, Kevin Groeneveld wrote: >> -Original Message- >> From: Hannes Reinecke [mailto:h...@suse.de] >> Sent: July-16-15 7:11 AM >>> When the hang occurs shost->host_busy == 2 and shost->host_failed == 1 >>> in the scsi_eh_wakeup function. However this function only wakes th

Re: [PATCH] scsi: fix hang in scsi error handling

2015-07-16 Thread Hannes Reinecke
On 07/16/2015 08:55 PM, Kevin Groeneveld wrote: >> -Original Message- >> From: Hannes Reinecke [mailto:h...@suse.de] >> Sent: July-16-15 7:11 AM >>> When the hang occurs shost->host_busy == 2 and shost->host_failed == 1 >>> in the scsi_eh_wakeup function. However this function only wakes th

RE: [PATCH] scsi: fix hang in scsi error handling

2015-07-16 Thread Kevin Groeneveld
> -Original Message- > From: Hannes Reinecke [mailto:h...@suse.de] > Sent: July-16-15 7:11 AM > > When the hang occurs shost->host_busy == 2 and shost->host_failed == 1 > > in the scsi_eh_wakeup function. However this function only wakes the > > error handler if host_busy == host_failed. >

Re: [PATCH] scsi: fix hang in scsi error handling

2015-07-16 Thread Hannes Reinecke
On 07/15/2015 02:47 PM, Kevin Groeneveld wrote: > With the following setup/steps I can consistently trigger the scsi host to > hang requiring a reboot: > 1. iMX6Q processor with built in AHCI compatible SATA host > 2. SATA port multiplier in CBS mode connected to iMX6Q > 3. HDD connected to port mu