From foo@baz Tue Aug 25 16:00:48 PDT 2009 Date: Tue, 25 Aug 2009 16:00:48 -0700 To: Greg KH From: Greg Kroah-Hartman Subject: Staging: add cowloop to the build Now that the code can build, let's add it to the build system. Cc: "H.J. Thomassen" Signed-off-by: Greg Kroah-Hartman --- drivers/staging/Kconfig | 2 ++ drivers/staging/Makefile | 1 + drivers/staging/cowloop/Kconfig | 16 ++++++++++++++++ drivers/staging/cowloop/Makefile | 1 + 4 files changed, 20 insertions(+) --- /dev/null +++ b/drivers/staging/cowloop/Kconfig @@ -0,0 +1,16 @@ +config COWLOOP + tristate "copy-on-write pseudo Block Driver" + depends on BLOCK + default n + ---help--- + Cowloop is a "copy-on-write" pseudo block driver. It can be + stacked on top of a "real" block driver, and catches all write + operations on their way from the file systems layer above to + the real driver below, effectively shielding the lower driver + from those write accesses. The requests are then diverted to + an ordinary file, located somewhere else (configurable). Later + read requests are checked to see whether they can be serviced + by the "real" block driver below, or must be pulled in from + the diverted location. More information and userspace tools to + use the driver are on the project's website + http://www.ATComputing.nl/cowloop/ --- /dev/null +++ b/drivers/staging/cowloop/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_COWLOOP) += cowloop.o --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -141,5 +141,7 @@ source "drivers/staging/sep/Kconfig" source "drivers/staging/iio/Kconfig" +source "drivers/staging/cowloop/Kconfig" + endif # !STAGING_EXCLUDE_BUILD endif # STAGING --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -52,3 +52,4 @@ obj-$(CONFIG_VME) += vme/ obj-$(CONFIG_RAR_REGISTER) += rar/ obj-$(CONFIG_DX_SEP) += sep/ obj-$(CONFIG_IIO) += iio/ +obj-$(CONFIG_COWLOOP) += cowloop/