> -Original Message-
> From: linux-scsi-ow...@vger.kernel.org ow...@vger.kernel.org> On Behalf Of John Garry
> Sent: Friday, October 19, 2018 2:19 AM
> To: Chris Moore - C33997 ; h...@suse.de;
> linux-scsi@vger.kernel.org; Jason Yan
> Subject: Re: Looking for some help understanding err
Thanks Hannes,
After some pointers from Shane Seymour I found that the FC and SRP transport
layers
have a devloss timer, so that when a device disappears they hold on to the
target
information for a time waiting to see if it comes back. The SAS transport layer
doesn't have that feature.
The o
I'm working on LLDD for a SAS/SATA host adapter, and trying to understand how
the system handles link loss and recovery.
Say I have a device that gets recognized and attached as sd 12:0:4:0, at
/dev/sdb.
The drive goes offline temporarily, then comes back online.
When it does, it comes back as s
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