Pull block driver updates from Jens Axboe: - NVMe updates via Christoph: - add vectored-io support for user-passthrough (Kanchan Joshi) - add verbose error logging (Alan Adamson) - support buffered I/O on block devices in nvmet (Chaitanya Kulkarni) - central discovery controller support (Martin Belanger) - fix and extended the globally unique idenfier validation (Christoph) - move away from the deprecated IDA APIs (Sagi Grimberg) - misc code cleanup (Keith Busch, Max Gurtovoy, Qinghua Jin, Chaitanya Kulkarni) - add lockdep annotations for in-kernel sockets (Chris Leech) - use vmalloc for ANA log buffer (Hannes Reinecke) - kerneldoc fixes (Chaitanya Kulkarni) - cleanups (Guoqing Jiang, Chaitanya Kulkarni, Christoph) - warn about shared namespaces without multipathing (Christoph) - MD updates via Song with a set of cleanups (Christoph, Mariusz, Paul, Erik, Dirk) - loop cleanups and queue depth configuration (Chaitanya) - null_blk cleanups and fixes (Chaitanya) - Use descriptive init/exit names in virtio_blk (Randy) - Use bvec_kmap_local() in drivers (Christoph) - bcache fixes (Mingzhe) - xen blk-front persistent grant speedups (Juergen) - rnbd fix and cleanup (Gioh) - Misc fixes (Christophe, Colin) * tag 'for-5.18/drivers-2022-03-18' of git://git.kernel.dk/linux-block: (76 commits) virtio_blk: eliminate anonymous module_init & module_exit nvme: warn about shared namespaces without CONFIG_NVME_MULTIPATH nvme: remove nvme_alloc_request and nvme_alloc_request_qid nvme: cleanup how disk->disk_name is assigned nvmet: move the call to nvmet_ns_changed out of nvmet_ns_revalidate nvmet: use snprintf() with PAGE_SIZE in configfs nvmet: don't fold lines nvmet-rdma: fix kernel-doc warning for nvmet_rdma_device_removal nvmet-fc: fix kernel-doc warning for nvmet_fc_unregister_targetport nvmet-fc: fix kernel-doc warning for nvmet_fc_register_targetport nvme-tcp: lockdep: annotate in-kernel sockets nvme-tcp: don't fold the line nvme-tcp: don't initialize ret variable nvme-multipath: call bio_io_error in nvme_ns_head_submit_bio nvme-multipath: use vmalloc for ANA log buffer xen/blkfront: speed up purge_persistent_grants() raid5: initialize the stripe_head embeeded bios as needed raid5-cache: statically allocate the recovery ra bio raid5-cache: fully initialize flush_bio when needed raid5-ppl: fully initialize the bio in ppl_new_iounit ...
Showing the changes to include/uapi (1 of 58 files). Show all
Unified · Split
| @@ -55,7 +55,10 @@ struct nvme_passthru_cmd64 { · 54 unmodified lines | ||
| 55 | 55 | __u64 metadata; |
| 56 | 56 | __u64 addr; |
| 57 | 57 | __u32 metadata_len; |
| 58 | − __u32 data_len; | |
| 58 | + union { | |
| 59 | + __u32 data_len; /* for non-vectored io */ | |
| 60 | + __u32 vec_cnt; /* for vectored io */ | |
| 61 | + }; | |
| 59 | 62 | __u32 cdw10; |
| 60 | 63 | __u32 cdw11; |
| 61 | 64 | __u32 cdw12; |
| @@ -78,5 +81,6 @@ struct nvme_passthru_cmd64 { · 16 unmodified lines | ||
| 78 | 81 | #define NVME_IOCTL_RESCAN _IO('N', 0x46) |
| 79 | 82 | #define NVME_IOCTL_ADMIN64_CMD _IOWR('N', 0x47, struct nvme_passthru_cmd64) |
| 80 | 83 | #define NVME_IOCTL_IO64_CMD _IOWR('N', 0x48, struct nvme_passthru_cmd64) |
| 84 | +#define NVME_IOCTL_IO64_CMD_VEC _IOWR('N', 0x49, struct nvme_passthru_cmd64) | |
| 81 | 85 | |
| 82 | 86 | #endif /* _UAPI_LINUX_NVME_IOCTL_H */ |