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kvm tools: Update README

Message ID 1310481273-1208-1-git-send-email-levinsasha928@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Sasha Levin July 12, 2011, 2:34 p.m. UTC 
Update required kernel config options and git info.

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
---
 tools/kvm/README |   48 +++++++++++++++++++++++++++++++++++++-----------
 1 files changed, 37 insertions(+), 11 deletions(-)
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Patch

diff --git a/tools/kvm/README b/tools/kvm/README
index 3365659..7cb3ff0 100644
--- a/tools/kvm/README
+++ b/tools/kvm/README
@@ -21,8 +21,9 @@  much guest or host side setup work needed.
 
 or alternatively, if you already have a kernel source tree:
 
-  git checkout -b kvm/tool
-  git pull git://github.com/penberg/linux-kvm.git
+  git remote add kvm-tool git://github.com/penberg/linux-kvm.git
+  git remote update
+  git checkout -b kvm-tool/master kvm-tool
 
 2. Compile the tool:
 
@@ -33,17 +34,42 @@  or alternatively, if you already have a kernel source tree:
   wget http://wiki.qemu.org/download/linux-0.2.img.bz2 && bunzip2
 linux-0.2.img.bz2
 
-4. Build a kernel with
+4. The guest kernel has to be built with the following configuration:
 
-  CONFIG_VIRTIO_BLK=y
-  CONFIG_VIRTIO_NET=y
-  CONFIG_VIRTIO_CONSOLE=y
-  CONFIG_SERIAL_8250_CONSOLE=y
-  CONFIG_HW_RANDOM_VIRTIO=y
+ - For the default console output:
+	CONFIG_SERIAL_8250=y
+	CONFIG_SERIAL_8250_CONSOLE=y
+
+ - For running 32bit images on 64bit hosts:
+	CONFIG_IA32_EMULATION=y
+
+ - Proper FS options according to image FS (e.g. CONFIG_EXT2_FS, CONFIG_EXT4_FS).
+
+ - For all virtio devices listed below:
+	CONFIG_VIRTIO=y
+	CONFIG_VIRTIO_RING=y
+	CONFIG_VIRTIO_PCI=y
+
+ - For virtio-blk devices (--disk, -d):
+	CONFIG_VIRTIO_BLK=y
+
+ - For virtio-net devices ([--network, -n] virtio):
+	CONFIG_VIRTIO_NET=y
+
+ - For virtio-9p devices (--virtio-9p):
+	CONFIG_NET_9P=y
+	CONFIG_NET_9P_VIRTIO=y
+	CONFIG_9P_FS=y
+
+ - For virtio-balloon device (--balloon):
+	CONFIG_VIRTIO_BALLOON=y
+
+ - For virtio-console device (--console virtio):  
+	CONFIG_VIRTIO_CONSOLE=y
+
+ - For virtio-rng device (--rng):
+	CONFIG_HW_RANDOM_VIRTIO=y
 
-configuration options.
-Note: also make sure you have CONFIG_EXT2_FS or
-CONFIG_EXT4_FS if you use the above image.
 
 5. And finally, launch the hypervisor: