From: Christoph Hellwig <hch@lst.de>
Date: Thu, 4 Mar 2010 13:45:44 +0000 (+0100)
Subject: scsi: update comment on the standards revision
X-Git-Tag: TizenStudio_2.0_p2.3~5481
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cbd1655ac81151a88c9a64977125b1a6afae8d37;p=sdk%2Femulator%2Fqemu.git

scsi: update comment on the standards revision

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---

diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index b2f61fe..bf7efc0 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -460,8 +460,12 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf)
     }
     memcpy(&outbuf[8], "QEMU    ", 8);
     memcpy(&outbuf[32], s->version ? s->version : QEMU_VERSION, 4);
-    /* Identify device as SCSI-3 rev 1.
-       Some later commands are also implemented. */
+    /*
+     * We claim conformance to SPC-3, which is required for guests
+     * to ask for modern features like READ CAPACITY(16) or the
+     * block characteristics VPD page by default.  Not all of SPC-3
+     * is actually implemented, but we're good enough.
+     */
     outbuf[2] = 5;
     outbuf[3] = 2; /* Format 2 */