On 09/11/2018 01:24 PM, Javier González wrote:

# Changes since V4:
  - Rebase on top of Matias' core
  - Reorder patches to avoid in-patchset changes

# Changes since V3:
  - Encapsulate rqd dma allocations to reduce code replication (by Matias)

# Changes since V2:
  - Split the original patch between the metadata refactoring and the
    semaphore logic. This simplifies the write path, where the semaphore
    is taken.

# Changes singe V1:
     - Fix double I/O on the read path (by Matias)
     - Improve commit message (by Jens)

This patchset refactors the metadata separate write and read paths,
which simplifies how the semaphore is taken for writes.

Thanks,
Javier

Javier González (3):
   lightnvm: encapsule rqd dma allocations
   lightnvm: pblk: refactor metadata paths
   lightnvm: pblk: take write semaphore on metadata

  drivers/lightnvm/pblk-core.c     | 376 ++++++++++++++++++++-------------------
  drivers/lightnvm/pblk-gc.c       |   2 +-
  drivers/lightnvm/pblk-read.c     |  31 ++--
  drivers/lightnvm/pblk-recovery.c |  34 ++--
  drivers/lightnvm/pblk-write.c    |  15 +-
  drivers/lightnvm/pblk.h          |   7 +-
  6 files changed, 222 insertions(+), 243 deletions(-)

Thanks. Applied for 4.20. I've renamed the first patch to "lightnvm: 
pblk: encapsulate rqd dma allocations".