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Subject[PATCHv4 0/4] add compressing abstraction and multi stream support
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This patchset introduces zcomp compression backend abstraction
adding ability to support compression algorithms other than LZO;
support for multi compression streams, making parallel compressions
possible.

Diff from v3:
-- renamed compression backend and working memory structs as requested
by Minchan Kim; fixed several issues noted by Minchan Kim.

Sergey Senozhatsky (4):
zram: introduce compressing backend abstraction
zram: use zcomp compressing backends
zram: support multi compressing buffers
zram: document max_comp_streams

Documentation/ABI/testing/sysfs-block-zram | 9 +-
Documentation/blockdev/zram.txt | 21 +++-
drivers/block/zram/Makefile | 2 +-
drivers/block/zram/zcomp.c | 156 +++++++++++++++++++++++++++++
drivers/block/zram/zcomp.h | 58 +++++++++++
drivers/block/zram/zcomp_lzo.c | 33 ++++++
drivers/block/zram/zram_drv.c | 102 ++++++++++++-------
drivers/block/zram/zram_drv.h | 10 +-
8 files changed, 345 insertions(+), 46 deletions(-)
create mode 100644 drivers/block/zram/zcomp.c
create mode 100644 drivers/block/zram/zcomp.h
create mode 100644 drivers/block/zram/zcomp_lzo.c

--
1.9.0.rc3.256.g4af3ebd



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