I just started a regression test on this patch set that'll run over the weekend. I'll add a tested-by if everything checks out. All the best, Hans On Fri, Nov 30, 2018 at 12:49 PM Igor Konopko <igor.j.konopko@xxxxxxxxx> wrote: > > This series of patches extends the way how pblk can > store L2P sector metadata. After this set of changes > any size of NVMe metadata is supported in pblk. > Also there is an support for case without NVMe metadata. > > Changes v4 --> v5: > -rebase on top of ocssd/for-4.21/core > > Changes v3 --> v4: > -rename nvm_alloc_dma_pool() to nvm_create_dma_pool() > -split pblk_get_meta() calls and lba setting into > two operations for better core readability > -fixing compilation with CONFIG_NVM disabled > -getting rid of unnecessary memcpy for packed metadata > on write path > -support for drives with oob size >0 and <16B in packed > metadata mode > -minor commit message updates > > Changes v2 --> v3: > -Rebase on top of ocssd/for-4.21/core > -get/set_meta_lba helpers were removed > -dma reallocation was replaced with single allocation > -oob metadata size was added to pblk structure > -proper checks on pblk creation were added > > Changes v1 --> v2: > -Revert sector meta size back to 16b for pblk > -Dma pool for larger oob meta are handled in core instead of pblk > -Pblk oob meta helpers uses __le64 as input outpu instead of u64 > -Other minor fixes based on v1 patch review > > Igor Konopko (5): > lightnvm: pblk: Move lba list to partial read context > lightnvm: pblk: Helpers for OOB metadata > lightnvm: Flexible DMA pool entry size > lightnvm: Disable interleaved metadata > lightnvm: pblk: Support for packed metadata > > drivers/lightnvm/core.c | 9 ++++-- > drivers/lightnvm/pblk-core.c | 61 +++++++++++++++++++++++++++++++------ > drivers/lightnvm/pblk-init.c | 44 +++++++++++++++++++++++++-- > drivers/lightnvm/pblk-map.c | 20 +++++++----- > drivers/lightnvm/pblk-rb.c | 3 ++ > drivers/lightnvm/pblk-read.c | 66 +++++++++++++++++++++++----------------- > drivers/lightnvm/pblk-recovery.c | 25 +++++++++------ > drivers/lightnvm/pblk-sysfs.c | 7 +++++ > drivers/lightnvm/pblk-write.c | 9 +++--- > drivers/lightnvm/pblk.h | 24 +++++++++++++-- > drivers/nvme/host/lightnvm.c | 6 ++-- > include/linux/lightnvm.h | 3 +- > 12 files changed, 209 insertions(+), 68 deletions(-) > > -- > 2.14.5 >
