Support multiple compression streams for zram. Alexey Romanov (1): zram: add size class equals check into recompression Andy Shevchenko (1): lib/cmdline: Export next_arg() for being used in modules Ming Lei (1): zram: fix race between zram_reset_device() and disksize_store() Sergey Senozhatsky (11): zram: preparation for multi-zcomp support zram: add recompression algorithm sysfs knob zram: factor out WB and non-WB zram read functions zram: introduce recompress sysfs knob zram: add recompress flag to read_block_state() zram: clarify writeback_store() comment zram: remove redundant checks from zram_recompress() zram: add algo parameter support to zram_recompress() documentation: add zram recompression documentation zram: add incompressible writeback zram: add incompressible flag to read_block_state() Documentation/admin-guide/blockdev/zram.rst | 98 +++- drivers/block/zram/Kconfig | 9 + drivers/block/zram/zcomp.c | 6 +- drivers/block/zram/zcomp.h | 2 +- drivers/block/zram/zram_drv.c | 594 +++++++++++++++++--- drivers/block/zram/zram_drv.h | 22 +- include/linux/zsmalloc.h | 2 + lib/cmdline.c | 1 + mm/zsmalloc.c | 21 + 9 files changed, 682 insertions(+), 73 deletions(-) -- 2.25.1