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Fri, 8 Nov 2024 19:43:00 +0000 Received: by devbig638.nha1.facebook.com (Postfix, from userid 544533) id 35FAE14E3A027; Fri, 8 Nov 2024 11:36:58 -0800 (PST) From: Keith Busch To: , , , , , CC: , , , , , Keith Busch Subject: [PATCHv11 0/9] write hints with nvme fdp and scsi streams Date: Fri, 8 Nov 2024 11:36:20 -0800 Message-ID: <20241108193629.3817619-1-kbusch@meta.com> X-Mailer: git-send-email 2.43.5 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-GUID: OfhuazCJvf_DkXn4HPAINpOOzQKVpxX2 X-Proofpoint-ORIG-GUID: OfhuazCJvf_DkXn4HPAINpOOzQKVpxX2 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-05_03,2024-10-04_01,2024-09-30_01 From: Keith Busch Changes from v10: Fixed FDP max handle size calculations (wrong type) Defined and used FDP constants instead of literal numbers Moved io_uring write_hint to the end of the SQE so as not to overlap with other defined fields except uring_cmd Default partition split so partition one gets all the write hints exclusively Folded in the fix for stacking block stream feature for nvme-multipath (from hch xfs-zoned-streams branch) Kanchan Joshi (2): io_uring: enable per-io hinting capability nvme: enable FDP support Keith Busch (7): block: use generic u16 for write hints block: introduce max_write_hints queue limit statx: add write hint information block: allow ability to limit partition write hints block, fs: add write hint to kiocb block: export placement hint feature scsi: set permanent stream count in block limits Documentation/ABI/stable/sysfs-block | 14 ++++++ block/bdev.c | 22 +++++++++ block/blk-settings.c | 5 ++ block/blk-sysfs.c | 6 +++ block/fops.c | 31 +++++++++++-- block/partitions/core.c | 45 +++++++++++++++++- drivers/nvme/host/core.c | 69 ++++++++++++++++++++++++++++ drivers/nvme/host/multipath.c | 3 +- drivers/nvme/host/nvme.h | 5 ++ drivers/scsi/sd.c | 2 + fs/stat.c | 1 + include/linux/blk-mq.h | 3 +- include/linux/blk_types.h | 4 +- include/linux/blkdev.h | 15 ++++++ include/linux/fs.h | 1 + include/linux/nvme.h | 37 +++++++++++++++ include/linux/stat.h | 1 + include/uapi/linux/io_uring.h | 4 ++ include/uapi/linux/stat.h | 3 +- io_uring/io_uring.c | 2 + io_uring/rw.c | 2 +- 21 files changed, 263 insertions(+), 12 deletions(-)