[PATCH 2/2] Make the Xen block device prefix configurable
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From: Soren Hansen on 14 May 2010 12:30 Add a config option to tweak the Xen block device prefix. Signed-off-by: Soren Hansen <soren(a)linux2go.dk> Tested-By: Major Hayden <major.hayden(a)rackspace.com> --- drivers/block/Kconfig | 10 ++++++++++ drivers/block/xen-blkfront.c | 2 +- 2 files changed, 11 insertions(+), 1 deletions(-) diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 1d886e0..89c1887 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -467,6 +467,16 @@ config XEN_BLKDEV_FRONTEND block device driver. It communicates with a back-end driver in another domain which drives the actual block device. +config XEN_BLKDEV_NAME + string "Base name for Xen block devices" + depends on XEN_BLKDEV_FRONTEND + default "xvd" + help + Use this as the base name for Xen block devices. This is + traditionally "xvd", but if you're trying to boot a system + that expects to find its root device on /dev/sda, you can + use this setting to accomodate that. + config VIRTIO_BLK tristate "Virtio block driver (EXPERIMENTAL)" depends on EXPERIMENTAL && VIRTIO diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index b8578bb..a8fd8fd 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -117,7 +117,7 @@ static DEFINE_SPINLOCK(blkif_io_lock); #define VDEV_IS_EXTENDED(dev) ((dev)&(EXTENDED)) #define BLKIF_MINOR_EXT(dev) ((dev)&(~EXTENDED)) -#define DEV_NAME "xvd" /* name in /dev */ +#define DEV_NAME CONFIG_XEN_BLKDEV_NAME /* name in /dev */ static int get_id_from_freelist(struct blkfront_info *info) { -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |