Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/io_uring_types.h>
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#include <linux/pagemap.h>
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struct io_meta_state {
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u32 seed;
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struct iov_iter_state iter_meta;
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};
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struct io_async_rw {
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struct iou_vec vec;
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size_t bytes_done;
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struct_group(clear,
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struct iov_iter iter;
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struct iov_iter_state iter_state;
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struct iovec fast_iov;
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unsigned buf_group;
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/*
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* wpq is for buffered io, while meta fields are used with
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* direct io
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*/
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union {
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struct wait_page_queue wpq;
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struct {
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struct uio_meta meta;
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struct io_meta_state meta_state;
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};
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};
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);
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};
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int io_prep_read_fixed(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_prep_write_fixed(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_prep_readv_fixed(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_prep_writev_fixed(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_prep_readv(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_prep_writev(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_prep_read(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_prep_write(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_read(struct io_kiocb *req, unsigned int issue_flags);
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int io_write(struct io_kiocb *req, unsigned int issue_flags);
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int io_read_fixed(struct io_kiocb *req, unsigned int issue_flags);
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int io_write_fixed(struct io_kiocb *req, unsigned int issue_flags);
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void io_readv_writev_cleanup(struct io_kiocb *req);
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void io_rw_fail(struct io_kiocb *req);
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void io_req_rw_complete(struct io_tw_req tw_req, io_tw_token_t tw);
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int io_read_mshot_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_read_mshot(struct io_kiocb *req, unsigned int issue_flags);
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void io_rw_cache_free(const void *entry);
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