Re: [PATCH v2 1/2] scsi: fix race between simultaneous decrements of ->host_failed

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, 2016-06-01 at 08:29 -0700, Bart Van Assche wrote:
> On 06/01/2016 07:36 AM, Kevin Groeneveld wrote:
> > > Subject: [PATCH v2 1/2] scsi: fix race between simultaneous
> > > decrements of ->host_failed
> > 
> > I wonder if this could be related to 
> > http://www.spinics.net/lists/linux-scsi/msg86808.html?
> > 
> > I never did get to the bottom of that.  If I have time I hope to
> > retest my scsi hang issue with this patch.
> 
> I've never seen that hang with the ib_srp driver (which is a SCSI 
> LLD). That probably means that the SATA code uses the SCSI error 
> handler in another way than other SCSI LLDs.

It's the ata_sas error handler, which is split between libsas and
libata.  It does one thread of execution per ata port when the strategy
handler is invoked.  This behaviour is pretty much unique at the
moment.

James


--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [SCSI Target Devel]     [Linux SCSI Target Infrastructure]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Linux IIO]     [Samba]     [Device Mapper]
  Powered by Linux