From: Ewan Mellor <ewan@xensource.com>
Date: Tue, 6 Feb 2007 15:35:18 +0000 (+0000)
Subject: Pass the -r flag to losetup for read-only devices.
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~15348^2~15
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22?a=commitdiff_plain;h=85a6129e557cc42a40ad3990522367c7360a3671;p=xen.git

Pass the -r flag to losetup for read-only devices.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
---

diff --git a/tools/examples/block b/tools/examples/block
index 2b6b991125..ac4313ecd9 100644
--- a/tools/examples/block
+++ b/tools/examples/block
@@ -367,7 +367,13 @@ mount it read-write in a guest domain."
           fatal 'Failed to find an unused loop device'
         fi
 
-        do_or_die losetup "$loopdev" "$file"
+        cmode=`canonicalise_mode $mode`
+        if [ "$cmode" == 'r' ]
+        then
+          do_or_die losetup -r "$loopdev" "$file"
+        else
+          do_or_die losetup "$loopdev" "$file"
+        fi
         xenstore_write "$XENBUS_PATH/node" "$loopdev"
         write_dev "$loopdev"
         release_lock "block"