From: Hans Holmberg <hans.holmberg@xxxxxxxxxxxx> This patchset improves the robustness of recovery - fixing a bunch of issues that occurs when removing and re-creating a pblk instance. It also adds a couple of debug-only prints to facilitate detection of L2P table corruptions. The patches apply on top of: https://github.com/OpenChannelSSD/linux branch for-4.15/pblk Hans Holmberg (9): lightnvm: pblk: prevent gc kicks when gc is not operational lightnvm: pblk: recover partially written lines correctly lightnvm: pblk: free full lines during recovery lightnvm: pblk: start gc if needed during init lightnvm: pblk: consider bad sectors in emeta during recovery lightnvm: pblk: shut down gc gracefully during exit lightnvm: pblk: add l2p crc debug printouts lightnvm: pblk: gc all lines in the pipeline before exit lightnvm: pblk: correct valid lba count calculation drivers/lightnvm/pblk-core.c | 3 ++ drivers/lightnvm/pblk-gc.c | 88 +++++++++++++++++++++++++++------------- drivers/lightnvm/pblk-init.c | 47 ++++++++++++++++++--- drivers/lightnvm/pblk-map.c | 7 ++-- drivers/lightnvm/pblk-recovery.c | 46 ++++++++++++++------- drivers/lightnvm/pblk-sysfs.c | 2 +- drivers/lightnvm/pblk.h | 6 ++- 7 files changed, 145 insertions(+), 54 deletions(-) -- 2.7.4
