From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: ltuikov@yahoo.com
Cc: Doug Maxey <dwm@enoyolf.org>,
James Bottomley <James.Bottomley@SteelEye.com>,
Mike Anderson <andmike@us.ibm.com>,
Christof Schmitt <christof.schmitt@de.ibm.com>,
linux-scsi@vger.kernel.org
Subject: Re: [PATCH] zfcp: Report FCP LUN to SCSI midlayer
Date: Tue, 26 Jun 2007 00:53:40 +0200 [thread overview]
Message-ID: <46804774.6090401@s5r6.in-berlin.de> (raw)
In-Reply-To: <668935.63901.qm@web31812.mail.mud.yahoo.com>
Luben Tuikov wrote:
> Indeed it is more accurate to represent LUNs in 64 bit format.
>
> It is even more accurate to represent them as u8 LUN[8], and possibly
> print them as
> "0x%016llx" ((unsigned long long) be64_to_cpu(*(__be64 *)(LUN))).
Might need a little precaution on some architectures.
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -249,7 +249,7 @@ struct ccs_modesel_head {
*/
struct scsi_lun {
__u8 scsi_lun[8];
-};
+} __attribute__((aligned(8)));
/*
* MESSAGE CODES
--
Stefan Richter
-=====-=-=== -==- ==-=-
http://arcgraph.de/sr/
next prev parent reply other threads:[~2007-06-25 22:53 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-19 8:25 [PATCH] zfcp: Report FCP LUN to SCSI midlayer Swen Schillig
2007-06-19 8:28 ` Hannes Reinecke
2007-06-19 12:19 ` Stefan Richter
2007-06-19 17:12 ` Christoph Hellwig
2007-06-20 2:46 ` James Bottomley
2007-06-21 15:03 ` Christof Schmitt
2007-06-21 16:46 ` Stefan Richter
2007-06-21 16:54 ` Stefan Richter
2007-06-22 1:41 ` James Bottomley
2007-06-22 19:01 ` Stefan Richter
2007-06-21 20:58 ` James Bottomley
2007-06-22 4:40 ` Mike Anderson
2007-06-22 11:34 ` Christof Schmitt
2007-06-22 14:11 ` James Bottomley
2007-06-22 16:16 ` Doug Maxey
2007-06-25 20:43 ` Luben Tuikov
2007-06-25 22:53 ` Stefan Richter [this message]
2007-06-25 10:39 ` Swen Schillig
2007-06-25 14:03 ` Hannes Reinecke
2007-06-25 18:57 ` Stefan Richter
2007-06-25 21:27 ` Luben Tuikov
2007-06-25 21:55 ` Stefan Richter
2007-06-26 0:35 ` Luben Tuikov
2007-06-26 21:29 ` Matthew Wilcox
2007-06-25 21:48 ` James Bottomley
2007-06-25 22:27 ` Stefan Richter
2007-06-26 1:04 ` Luben Tuikov
2007-06-26 10:44 ` Stefan Richter
2007-06-26 14:20 ` James Bottomley
2007-06-26 15:47 ` Stefan Richter
2007-06-26 17:01 ` James Bottomley
2007-06-27 0:27 ` Stefan Richter
2007-06-27 0:45 ` [PATCH] SCSI: delete outdated comment in API reference Stefan Richter
2007-06-26 0:49 ` [PATCH] zfcp: Report FCP LUN to SCSI midlayer Luben Tuikov
2007-06-26 9:38 ` Stefan Richter
2007-06-27 10:27 ` Swen Schillig
2007-06-28 4:21 ` Luben Tuikov
2007-06-28 15:40 ` Stefan Richter
2007-06-30 19:07 ` Luben Tuikov
2007-06-30 21:26 ` Stefan Richter
2007-07-01 6:27 ` Luben Tuikov
2007-07-01 11:07 ` Stefan Richter
2007-06-25 20:32 ` Luben Tuikov
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