From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Date: Wed, 28 Jun 2006 16:03:29 +0000 Subject: Re: Asynchronous scsi scanning, version 9 Message-Id: <1151510609.3377.26.camel@mulgrave.il.steeleye.com> List-Id: References: <20060511143352.GI12272@parisc-linux.org> <20060518172258.GL1604@parisc-linux.org> <20060529031915.GB23405@parisc-linux.org> <447AB2F5.2000700@s5r6.in-berlin.de> <20060529130515.GE23405@parisc-linux.org> <20060531232139.GA3202@us.ibm.com> <447EE81D.2050906@ums.usu.ru> <20060601132315.GD32143@parisc-linux.org> <1151270127.3617.26.camel@mulgrave.il.steeleye.com> <20060626205832.GC10505@austin.ibm.com> <1151356477.2673.41.camel@mulgrave.il.steeleye.com> <44A2353B.1080105@suse.de> In-Reply-To: <44A2353B.1080105@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Hannes Reinecke Cc: linux-hotplug-devel@lists.sourceforge.net, linux-scsi@vger.kernel.org, Matthew Wilcox , Linas Vepstas , Patrick Mansfield , Stefan Richter , "Alexander E. Patrakov" On Wed, 2006-06-28 at 09:52 +0200, Hannes Reinecke wrote: > The only point left addressing is that you never know how long you > should be waiting. It would be nice if the transport class / SCSI ML > could give some hint somewhere to the effect 'scanning in progress'. > Otherwise you'll end up using arbitrary timeouts and you'll always > find > machines where this timeout doesn't work :-( Well ... about 20s for a parallel bus is usual. All the other modern busses (FC, SAS etc.) are unscanned, so there's nothing to wait for at the mid-layer. Each does, however, have an internal discovery type process which it might be possible to expose via a new API. James Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid0709&bid&3057&dat1642 _______________________________________________ Linux-hotplug-devel mailing list http://linux-hotplug.sourceforge.net Linux-hotplug-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel