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author | Dan Magenheimer <dan.magenheimer@oracle.com> | 2011-02-06 19:27:09 -0800 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-09 15:08:22 -0800 |
commit | 6630889735ec3d950b4f1496ada77df287d8ee1b (patch) | |
tree | 491c3ba7b4b7966b21688a024be5db6904ec4052 | |
parent | 9cc06bf88d554dd527ded26eab28eec6a0d0e3df (diff) | |
download | linux-3.10-6630889735ec3d950b4f1496ada77df287d8ee1b.tar.gz linux-3.10-6630889735ec3d950b4f1496ada77df287d8ee1b.tar.bz2 linux-3.10-6630889735ec3d950b4f1496ada77df287d8ee1b.zip |
staging: zcache: misc build/config
[PATCH V2 3/3] drivers/staging: zcache: misc build/config
Makefiles and Kconfigs to build zcache in drivers/staging
There is a dependency on xvmalloc.* which in 2.6.37 resides
in drivers/staging/zram. Should this move or disappear,
some Makefile/Kconfig changes will be required.
Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Signed-off-by: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r-- | drivers/staging/Kconfig | 2 | ||||
-rw-r--r-- | drivers/staging/Makefile | 1 | ||||
-rw-r--r-- | drivers/staging/zcache/Kconfig | 13 | ||||
-rw-r--r-- | drivers/staging/zcache/Makefile | 1 |
4 files changed, 17 insertions, 0 deletions
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index b80755da539..118bf525b93 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -127,6 +127,8 @@ source "drivers/staging/cs5535_gpio/Kconfig" source "drivers/staging/zram/Kconfig" +source "drivers/staging/zcache/Kconfig" + source "drivers/staging/wlags49_h2/Kconfig" source "drivers/staging/wlags49_h25/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index fd26509e5ef..625bae215ed 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -45,6 +45,7 @@ obj-$(CONFIG_DX_SEP) += sep/ obj-$(CONFIG_IIO) += iio/ obj-$(CONFIG_CS5535_GPIO) += cs5535_gpio/ obj-$(CONFIG_ZRAM) += zram/ +obj-$(CONFIG_ZCACHE) += zcache/ obj-$(CONFIG_WLAGS49_H2) += wlags49_h2/ obj-$(CONFIG_WLAGS49_H25) += wlags49_h25/ obj-$(CONFIG_SAMSUNG_LAPTOP) += samsung-laptop/ diff --git a/drivers/staging/zcache/Kconfig b/drivers/staging/zcache/Kconfig new file mode 100644 index 00000000000..7fabcb2bc80 --- /dev/null +++ b/drivers/staging/zcache/Kconfig @@ -0,0 +1,13 @@ +config ZCACHE + tristate "Dynamic compression of swap pages and clean pagecache pages" + depends on CLEANCACHE || FRONTSWAP + select XVMALLOC + select LZO_COMPRESS + select LZO_DECOMPRESS + default n + help + Zcache doubles RAM efficiency while providing a significant + performance boosts on many workloads. Zcache uses lzo1x + compression and an in-kernel implementation of transcendent + memory to store clean page cache pages and swap in RAM, + providing a noticeable reduction in disk I/O. diff --git a/drivers/staging/zcache/Makefile b/drivers/staging/zcache/Makefile new file mode 100644 index 00000000000..7f64de4dff3 --- /dev/null +++ b/drivers/staging/zcache/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_ZCACHE) += zcache.o tmem.o |