[PATCHv2 00/11] block write streams with nvme fdp

Keith Busch
2025-02-03T18:41:48Z

From: Keith Busch <kbusch@kernel.org>

Changes since v14:

Merged to latest nvme, block, and io_uring trees

Replaced vmalloc with kvmalloc (Christoph)

Christoph Hellwig (7):
fs: add a write stream field to the kiocb
block: add a bi_write_stream field
block: introduce a write_stream_granularity queue limit
block: expose write streams for block device nodes
nvme: add a nvme_get_log_lsi helper
nvme: pass a void pointer to nvme_get/set_features for the result
nvme: add FDP definitions

Keith Busch (4):
block: introduce max_write_streams queue limit
io_uring: enable per-io write streams
nvme: register fdp parameters with the block layer
nvme: use fdp streams if write stream is provided

Documentation/ABI/stable/sysfs-block | 15 +++
block/bio.c | 2 +
block/blk-crypto-fallback.c | 1 +
block/blk-merge.c | 4 +
block/blk-sysfs.c | 6 +
block/bounce.c | 1 +
block/fops.c | 23 ++++
drivers/nvme/host/core.c | 191 ++++++++++++++++++++++++++-
drivers/nvme/host/nvme.h | 7 +-
include/linux/blk_types.h | 1 +
include/linux/blkdev.h | 10 ++
include/linux/fs.h | 1 +
include/linux/nvme.h | 77 +++++++++++
include/uapi/linux/io_uring.h | 4 +
io_uring/io_uring.c | 2 +
io_uring/rw.c | 1 +
16 files changed, 340 insertions(+), 6 deletions(-)

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2.43.5