lkml.org 
[lkml]   [2008]   [Feb]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 4/9] firewire: fw-sbp2: wait for completion of fetch agent reset
I wrote:
> Like the old sbp2 driver, wait for the write transaction to the
> AGENT_RESET to complete before proceeding (after login, after reconnect,
> or in SCSI error handling).
>
> There is one occasion where AGENT_RESET is written to from atomic
> context when getting DEAD status for a command ORB. There we still
> continue without waiting for the transaction to complete because this
> is more difficult to fix...

In addition, we need to serialize agent resets by the SCSI error handler
and the command ORB completion against ongoing reconnects/ relogins.
--
Stefan Richter
-=====-==--- --=- --=--
http://arcgraph.de/sr/


\
 
 \ /
  Last update: 2008-02-04 09:15    [W:2.814 / U:26.132 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site