From: Pavel Begunkov <asml.silence@gmail.com> mainline inclusion from mainline-v6.7-rc5 commit 6b04a3737057ddfed396c954f9e4be4fe6d53c62 category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/ICJPON CVE: NA Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i... -------------------------------- Now as we can easily include io_uring_types.h, move IOU_F_TWQ_LAZY_WAKE and inline io_uring_cmd_do_in_task_lazy(). Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Reviewed-by: Ming Lei <ming.lei@redhat.com> Link: https://lore.kernel.org/r/2ec9fb31dd192d1c5cf26d0a2dec5657d88a8e48.170139195... Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Yifan Qiao <qiaoyifan4@huawei.com> Signed-off-by: Long Li <leo.lilong@huawei.com> --- include/linux/io_uring/cmd.h | 31 ++++++++++++++++--------------- include/linux/io_uring_types.h | 11 +++++++++++ io_uring/io_uring.h | 10 ---------- io_uring/uring_cmd.c | 7 ------- 4 files changed, 27 insertions(+), 32 deletions(-) diff --git a/include/linux/io_uring/cmd.h b/include/linux/io_uring/cmd.h index 62fcfaf6fcc9..ee9b3bc3a4af 100644 --- a/include/linux/io_uring/cmd.h +++ b/include/linux/io_uring/cmd.h @@ -36,15 +36,6 @@ void io_uring_cmd_done(struct io_uring_cmd *cmd, ssize_t ret, ssize_t res2, void __io_uring_cmd_do_in_task(struct io_uring_cmd *ioucmd, void (*task_work_cb)(struct io_uring_cmd *, unsigned), unsigned flags); -/* users should follow semantics of IOU_F_TWQ_LAZY_WAKE */ -void io_uring_cmd_do_in_task_lazy(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)); - -static inline void io_uring_cmd_complete_in_task(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)) -{ - __io_uring_cmd_do_in_task(ioucmd, task_work_cb, 0); -} void io_uring_cmd_mark_cancelable(struct io_uring_cmd *cmd, unsigned int issue_flags); @@ -60,12 +51,9 @@ static inline void io_uring_cmd_done(struct io_uring_cmd *cmd, ssize_t ret, ssize_t ret2, unsigned issue_flags) { } -static inline void io_uring_cmd_complete_in_task(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)) -{ -} -static inline void io_uring_cmd_do_in_task_lazy(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)) +static inline void __io_uring_cmd_do_in_task(struct io_uring_cmd *ioucmd, + void (*task_work_cb)(struct io_uring_cmd *, unsigned), + unsigned flags) { } static inline void io_uring_cmd_mark_cancelable(struct io_uring_cmd *cmd, @@ -78,4 +66,17 @@ static inline struct task_struct *io_uring_cmd_get_task(struct io_uring_cmd *cmd } #endif +/* users must follow the IOU_F_TWQ_LAZY_WAKE semantics */ +static inline void io_uring_cmd_do_in_task_lazy(struct io_uring_cmd *ioucmd, + void (*task_work_cb)(struct io_uring_cmd *, unsigned)) +{ + __io_uring_cmd_do_in_task(ioucmd, task_work_cb, IOU_F_TWQ_LAZY_WAKE); +} + +static inline void io_uring_cmd_complete_in_task(struct io_uring_cmd *ioucmd, + void (*task_work_cb)(struct io_uring_cmd *, unsigned)) +{ + __io_uring_cmd_do_in_task(ioucmd, task_work_cb, 0); +} + #endif /* _LINUX_IO_URING_CMD_H */ diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h index ac886196f421..04928567b51a 100644 --- a/include/linux/io_uring_types.h +++ b/include/linux/io_uring_types.h @@ -7,6 +7,17 @@ #include <linux/llist.h> #include <uapi/linux/io_uring.h> +enum { + /* + * A hint to not wake right away but delay until there are enough of + * tw's queued to match the number of CQEs the task is waiting for. + * + * Must not be used wirh requests generating more than one CQE. + * It's also ignored unless IORING_SETUP_DEFER_TASKRUN is set. + */ + IOU_F_TWQ_LAZY_WAKE = 1, +}; + enum io_uring_cmd_flags { IO_URING_F_COMPLETE_DEFER = 1, IO_URING_F_UNLOCKED = 2, diff --git a/io_uring/io_uring.h b/io_uring/io_uring.h index ea0b8acabc71..c5c454744d18 100644 --- a/io_uring/io_uring.h +++ b/io_uring/io_uring.h @@ -15,16 +15,6 @@ #include <trace/events/io_uring.h> #endif -enum { - /* - * A hint to not wake right away but delay until there are enough of - * tw's queued to match the number of CQEs the task is waiting for. - * - * Must not be used wirh requests generating more than one CQE. - * It's also ignored unless IORING_SETUP_DEFER_TASKRUN is set. - */ - IOU_F_TWQ_LAZY_WAKE = 1, -}; enum { IOU_OK = 0, diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index 021fe6630471..41708788928a 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -78,13 +78,6 @@ void __io_uring_cmd_do_in_task(struct io_uring_cmd *ioucmd, } EXPORT_SYMBOL_GPL(__io_uring_cmd_do_in_task); -void io_uring_cmd_do_in_task_lazy(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)) -{ - __io_uring_cmd_do_in_task(ioucmd, task_work_cb, IOU_F_TWQ_LAZY_WAKE); -} -EXPORT_SYMBOL_GPL(io_uring_cmd_do_in_task_lazy); - static inline void io_req_set_cqe32_extra(struct io_kiocb *req, u64 extra1, u64 extra2) { -- 2.39.2