diff --git a/ChangeLog b/ChangeLog
index 05119a752c..7d0a72d4b0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Thu Apr 16 15:20:02 GMT 2009 Mark McLoughlin <markmc@redhat.com>
+
+	* src/qemu_conf.c: pass "format=" to qemu -drive rather
+	than "fmt="
+
+	* tests/qemuxml2argvdata/*: fix test cases.
+
 Thu Apr 16 14:05:28 GMT 2009 Mark McLoughlin <markmc@redhat.com>
 
 	* src/lxc_container.c: syntax-check fixes
diff --git a/src/qemu_conf.c b/src/qemu_conf.c
index f36c927cb0..6f9e6101cd 100644
--- a/src/qemu_conf.c
+++ b/src/qemu_conf.c
@@ -1135,7 +1135,7 @@ int qemudBuildCommandLine(virConnectPtr conn,
                 disk->device == VIR_DOMAIN_DISK_DEVICE_DISK)
                 virBufferAddLit(&opt, ",boot=on");
             if (disk->driverType)
-                virBufferVSprintf(&opt, ",fmt=%s", disk->driverType);
+                virBufferVSprintf(&opt, ",format=%s", disk->driverType);
 
             if (disk->cachemode) {
                 const char *mode =
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-none.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-none.args
index 67c8e0d44c..13b5dd5de5 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-none.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-none.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,fmt=qcow2,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wb.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wb.args
index 2b4fd344a3..2197cd050c 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wb.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wb.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,fmt=qcow2,cache=on -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=on -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wt.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wt.args
index 67c8e0d44c..13b5dd5de5 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wt.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v1-wt.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,fmt=qcow2,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-none.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-none.args
index 7e6bea7235..f4e5c1a336 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-none.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-none.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,fmt=qcow2,cache=none -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=none -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wb.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wb.args
index 2fd6b9fe5f..273f68b3c8 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wb.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wb.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,fmt=qcow2,cache=writeback -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=writeback -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wt.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wt.args
index 07fe4f7d77..d5791f09b5 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wt.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-cache-v2-wt.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,fmt=qcow2,cache=writethrough -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=writethrough -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-fmt-qcow.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-fmt-qcow.args
index cc76fa4983..577d353b8b 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-fmt-qcow.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-fmt-qcow.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,boot=on,fmt=qcow2 -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,boot=on,format=qcow2 -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
index 67c8e0d44c..13b5dd5de5 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,fmt=qcow2,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,fmt=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb