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xen/blkback: Flesh out the description in the Kconfig.

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with more details.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Konrad Rzeszutek Wilk 2011-05-12 16:10:55 -04:00
parent b9fc02968c
commit a4c348580e
1 changed files with 13 additions and 0 deletions
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13
drivers/block/Kconfig
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@ -478,6 +478,19 @@ config XEN_BLKDEV_BACKEND
block devices to other guests via a high-performance shared-memory
interface.
The corresponding Linux frontend driver is enabled by the
CONFIG_XEN_BLKDEV_FRONTEND configuration option.
The backend driver attaches itself to a any block device specified
in the XenBus configuration. There are no limits to what the block
device as long as it has a major and minor.
If you are compiling a kernel to run in a Xen block backend driver
domain (often this is domain 0) you should say Y here. To
compile this driver as a module, chose M here: the module
will be called xen-blkback.
config VIRTIO_BLK
tristate "Virtio block driver (EXPERIMENTAL)"
depends on EXPERIMENTAL && VIRTIO