diff options
Diffstat (limited to 'io_uring/uring_cmd.c')
| -rw-r--r-- | io_uring/uring_cmd.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index d1e3ba62ee8e..197474911f04 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -113,20 +113,8 @@ void io_uring_cmd_mark_cancelable(struct io_uring_cmd *cmd, } EXPORT_SYMBOL_GPL(io_uring_cmd_mark_cancelable); -static void io_uring_cmd_work(struct io_kiocb *req, io_tw_token_t tw) -{ - struct io_uring_cmd *ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd); - unsigned int flags = IO_URING_F_COMPLETE_DEFER; - - if (io_should_terminate_tw(req->ctx)) - flags |= IO_URING_F_TASK_DEAD; - - /* task_work executor checks the deffered list completion */ - ioucmd->task_work_cb(ioucmd, flags); -} - void __io_uring_cmd_do_in_task(struct io_uring_cmd *ioucmd, - io_uring_cmd_tw_t task_work_cb, + io_req_tw_func_t task_work_cb, unsigned flags) { struct io_kiocb *req = cmd_to_io_kiocb(ioucmd); @@ -134,8 +122,7 @@ void __io_uring_cmd_do_in_task(struct io_uring_cmd *ioucmd, if (WARN_ON_ONCE(req->flags & REQ_F_APOLL_MULTISHOT)) return; - ioucmd->task_work_cb = task_work_cb; - req->io_task_work.func = io_uring_cmd_work; + req->io_task_work.func = task_work_cb; __io_req_task_work_add(req, flags); } EXPORT_SYMBOL_GPL(__io_uring_cmd_do_in_task); @@ -216,6 +203,18 @@ int io_uring_cmd_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) return 0; } +/* + * IORING_SETUP_SQE128 contexts allocate twice the normal SQE size for each + * slot. + */ +static inline size_t uring_sqe_size(struct io_kiocb *req) +{ + if (req->ctx->flags & IORING_SETUP_SQE128 || + req->opcode == IORING_OP_URING_CMD128) + return 2 * sizeof(struct io_uring_sqe); + return sizeof(struct io_uring_sqe); +} + void io_uring_cmd_sqe_copy(struct io_kiocb *req) { struct io_uring_cmd *ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd); @@ -224,7 +223,7 @@ void io_uring_cmd_sqe_copy(struct io_kiocb *req) /* Should not happen, as REQ_F_SQE_COPIED covers this */ if (WARN_ON_ONCE(ioucmd->sqe == ac->sqes)) return; - memcpy(ac->sqes, ioucmd->sqe, uring_sqe_size(req->ctx)); + memcpy(ac->sqes, ioucmd->sqe, uring_sqe_size(req)); ioucmd->sqe = ac->sqes; } @@ -242,7 +241,8 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags) if (ret) return ret; - if (ctx->flags & IORING_SETUP_SQE128) + if (ctx->flags & IORING_SETUP_SQE128 || + req->opcode == IORING_OP_URING_CMD128) issue_flags |= IO_URING_F_SQE128; if (ctx->flags & (IORING_SETUP_CQE32 | IORING_SETUP_CQE_MIXED)) issue_flags |= IO_URING_F_CQE32; |
