Messages in this thread |  | | From | Sergey Senozhatsky <> | Subject | [PATCHv5 0/4] add compressing abstraction and multi stream support | Date | Thu, 13 Feb 2014 20:43:18 +0300 |
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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 v4 (reviewed by Minchan Kim): -- renamed zcomp buffer_lock; removed src len and dst len from compress() and decompress(); not using term `buffer' and `workmem' in code and documentation; define compress() and decompress() functions for LZO backend; not using goto's; do not put idle zcomp_strm to idle list tail.
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: zcomp support multi compressing streams zram: document max_comp_streams
Documentation/ABI/testing/sysfs-block-zram | 9 +- Documentation/blockdev/zram.txt | 20 +++- drivers/block/zram/Makefile | 2 +- drivers/block/zram/zcomp.c | 155 +++++++++++++++++++++++++++++ drivers/block/zram/zcomp.h | 56 +++++++++++ drivers/block/zram/zcomp_lzo.c | 48 +++++++++ drivers/block/zram/zram_drv.c | 102 ++++++++++++------- drivers/block/zram/zram_drv.h | 10 +- 8 files changed, 355 insertions(+), 47 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.rc3.260.g4cf525c
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