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authorMatias Bjørling <m@bjorling.me>2015-10-28 21:54:57 +0300
committerJens Axboe <axboe@fb.com>2015-10-29 10:21:42 +0300
commitae1519ec448bc31a7fe7369b66e7c78872f91e84 (patch)
treec7bbe07098e91a09d684e3232d8f3b54a963986e /drivers/lightnvm/Kconfig
parent48add0f5a6f46919dd307575aad6ea3de7c9cb2a (diff)
downloadlinux-ae1519ec448bc31a7fe7369b66e7c78872f91e84.tar.xz
rrpc: Round-robin sector target with cost-based gc
This target allows an Open-Channel SSD to be exposed asas a block device. It implements a round-robin approach for sector allocation, together with a greedy cost-based garbage collector. Signed-off-by: Matias Bjørling <m@bjorling.me> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/lightnvm/Kconfig')
-rw-r--r--drivers/lightnvm/Kconfig7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/lightnvm/Kconfig b/drivers/lightnvm/Kconfig
index 2a27971eae1a..a16bf56d3f28 100644
--- a/drivers/lightnvm/Kconfig
+++ b/drivers/lightnvm/Kconfig
@@ -32,4 +32,11 @@ config NVM_GENNVM
functionality to device, while keeping data placement and garbage
collection decisions on the host.
+config NVM_RRPC
+ tristate "Round-robin Hybrid Open-Channel SSD target"
+ ---help---
+ Allows an open-channel SSD to be exposed as a block device to the
+ host. The target is implemented using a linear mapping table and
+ cost-based garbage collection. It is optimized for 4K IO sizes.
+
endif # NVM