[PATCH v7 8/8] block: Kconfig, Makefile and MAINTAINERS files

From: Sergei Shtepa
Date: Fri Feb 09 2024 - 11:06:31 EST


Allows to build a blksnap module and add it to the kernel tree.

Signed-off-by: Sergei Shtepa <sergei.shtepa@xxxxxxxxx>
---
MAINTAINERS | 17 +++++++++++++++++
drivers/block/Kconfig | 2 ++
drivers/block/Makefile | 2 ++
drivers/block/blksnap/Kconfig | 12 ++++++++++++
drivers/block/blksnap/Makefile | 15 +++++++++++++++
5 files changed, 48 insertions(+)
create mode 100644 drivers/block/blksnap/Kconfig
create mode 100644 drivers/block/blksnap/Makefile

diff --git a/MAINTAINERS b/MAINTAINERS
index 960512bec428..fc95d3e1fd66 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3608,6 +3608,23 @@ M: Jan-Simon Moeller <jansimon.moeller@xxxxxx>
S: Maintained
F: drivers/leds/leds-blinkm.c

+BLOCK DEVICE FILTERING MECHANISM
+M: Sergei Shtepa <sergei.shtepa@xxxxxxxxx>
+L: linux-block@xxxxxxxxxxxxxxx
+S: Supported
+F: Documentation/block/blkfilter.rst
+F: block/blk-filter.c
+F: include/linux/blk-filter.h
+F: include/uapi/linux/blk-filter.h
+
+BLOCK DEVICE SNAPSHOTS MODULE
+M: Sergei Shtepa <sergei.shtepa@xxxxxxxxx>
+L: linux-block@xxxxxxxxxxxxxxx
+S: Supported
+F: Documentation/block/blksnap.rst
+F: drivers/block/blksnap/*
+F: include/uapi/linux/blksnap.h
+
BLOCK LAYER
M: Jens Axboe <axboe@xxxxxxxxx>
L: linux-block@xxxxxxxxxxxxxxx
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index 5b9d4aaebb81..74d2d55526a3 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -404,4 +404,6 @@ config BLKDEV_UBLK_LEGACY_OPCODES

source "drivers/block/rnbd/Kconfig"

+source "drivers/block/blksnap/Kconfig"
+
endif # BLK_DEV
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index 101612cba303..9a2a9a56a247 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -40,3 +40,5 @@ obj-$(CONFIG_BLK_DEV_NULL_BLK) += null_blk/
obj-$(CONFIG_BLK_DEV_UBLK) += ublk_drv.o

swim_mod-y := swim.o swim_asm.o
+
+obj-$(CONFIG_BLKSNAP) += blksnap/
diff --git a/drivers/block/blksnap/Kconfig b/drivers/block/blksnap/Kconfig
new file mode 100644
index 000000000000..ce3e33d52c71
--- /dev/null
+++ b/drivers/block/blksnap/Kconfig
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Snapshots of block devices configuration
+#
+
+config BLKSNAP
+ tristate "Snapshots of block devices (Experimental)"
+ help
+ Allow to create snapshots and track block changes for block devices.
+ It can be used to create backups of block devices. Snapshots are
+ temporary and are released when backup is completed. Change block
+ tracking allows to create incremental or differential backups.
diff --git a/drivers/block/blksnap/Makefile b/drivers/block/blksnap/Makefile
new file mode 100644
index 000000000000..8d528b95579a
--- /dev/null
+++ b/drivers/block/blksnap/Makefile
@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0
+
+blksnap-y := \
+ cbt_map.o \
+ chunk.o \
+ diff_area.o \
+ diff_buffer.o \
+ diff_storage.o \
+ event_queue.o \
+ main.o \
+ snapimage.o \
+ snapshot.o \
+ tracker.o
+
+obj-$(CONFIG_BLKSNAP) += blksnap.o
--
2.34.1