| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Jens Axboe | 2266 | 68.69% | 53 | 58.89% |
| Breno Leitão | 546 | 16.55% | 4 | 4.44% |
| Pavel Begunkov | 271 | 8.21% | 15 | 16.67% |
| Gabriel Krisman Bertazi | 79 | 2.39% | 3 | 3.33% |
| Usama Arif | 57 | 1.73% | 1 | 1.11% |
| Dylan Yudaken | 26 | 0.79% | 1 | 1.11% |
| Tony Solomonik | 26 | 0.79% | 1 | 1.11% |
| Linus Torvalds (pre-git) | 9 | 0.27% | 5 | 5.56% |
| Kanchan Joshi | 5 | 0.15% | 1 | 1.11% |
| Richard Guy Briggs | 5 | 0.15% | 1 | 1.11% |
| Stefano Garzarella | 4 | 0.12% | 2 | 2.22% |
| Peter Chubb | 3 | 0.09% | 1 | 1.11% |
| Greg Kroah-Hartman | 1 | 0.03% | 1 | 1.11% |
| Stefan Metzmacher | 1 | 0.03% | 1 | 1.11% |
| Total | 3299 | 90 |
// SPDX-License-Identifier: GPL-2.0 /* * io_uring opcode handling table */ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/fs.h> #include <linux/file.h> #include <linux/io_uring.h> #include "io_uring.h" #include "opdef.h" #include "refs.h" #include "tctx.h" #include "sqpoll.h" #include "fdinfo.h" #include "kbuf.h" #include "rsrc.h" #include "xattr.h" #include "nop.h" #include "fs.h" #include "splice.h" #include "sync.h" #include "advise.h" #include "openclose.h" #include "uring_cmd.h" #include "epoll.h" #include "statx.h" #include "net.h" #include "msg_ring.h" #include "timeout.h" #include "poll.h" #include "cancel.h" #include "rw.h" #include "waitid.h" #include "futex.h" #include "truncate.h" static int io_no_issue(struct io_kiocb *req, unsigned int issue_flags) { WARN_ON_ONCE(1); return -ECANCELED; } static __maybe_unused int io_eopnotsupp_prep(struct io_kiocb *kiocb, const struct io_uring_sqe *sqe) { return -EOPNOTSUPP; } const struct io_issue_def io_issue_defs[] = { [IORING_OP_NOP] = { .audit_skip = 1, .iopoll = 1, .prep = io_nop_prep, .issue = io_nop, }, [IORING_OP_READV] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollin = 1, .buffer_select = 1, .plug = 1, .audit_skip = 1, .ioprio = 1, .iopoll = 1, .iopoll_queue = 1, .vectored = 1, .async_size = sizeof(struct io_async_rw), .prep = io_prep_readv, .issue = io_read, }, [IORING_OP_WRITEV] = { .needs_file = 1, .hash_reg_file = 1, .unbound_nonreg_file = 1, .pollout = 1, .plug = 1, .audit_skip = 1, .ioprio = 1, .iopoll = 1, .iopoll_queue = 1, .vectored = 1, .async_size = sizeof(struct io_async_rw), .prep = io_prep_writev, .issue = io_write, }, [IORING_OP_FSYNC] = { .needs_file = 1, .audit_skip = 1, .prep = io_fsync_prep, .issue = io_fsync, }, [IORING_OP_READ_FIXED] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollin = 1, .plug = 1, .audit_skip = 1, .ioprio = 1, .iopoll = 1, .iopoll_queue = 1, .async_size = sizeof(struct io_async_rw), .prep = io_prep_read_fixed, .issue = io_read, }, [IORING_OP_WRITE_FIXED] = { .needs_file = 1, .hash_reg_file = 1, .unbound_nonreg_file = 1, .pollout = 1, .plug = 1, .audit_skip = 1, .ioprio = 1, .iopoll = 1, .iopoll_queue = 1, .async_size = sizeof(struct io_async_rw), .prep = io_prep_write_fixed, .issue = io_write, }, [IORING_OP_POLL_ADD] = { .needs_file = 1, .unbound_nonreg_file = 1, .audit_skip = 1, .prep = io_poll_add_prep, .issue = io_poll_add, }, [IORING_OP_POLL_REMOVE] = { .audit_skip = 1, .prep = io_poll_remove_prep, .issue = io_poll_remove, }, [IORING_OP_SYNC_FILE_RANGE] = { .needs_file = 1, .audit_skip = 1, .prep = io_sfr_prep, .issue = io_sync_file_range, }, [IORING_OP_SENDMSG] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollout = 1, .ioprio = 1, #if defined(CONFIG_NET) .async_size = sizeof(struct io_async_msghdr), .prep = io_sendmsg_prep, .issue = io_sendmsg, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_RECVMSG] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollin = 1, .buffer_select = 1, .ioprio = 1, #if defined(CONFIG_NET) .async_size = sizeof(struct io_async_msghdr), .prep = io_recvmsg_prep, .issue = io_recvmsg, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_TIMEOUT] = { .audit_skip = 1, .async_size = sizeof(struct io_timeout_data), .prep = io_timeout_prep, .issue = io_timeout, }, [IORING_OP_TIMEOUT_REMOVE] = { /* used by timeout updates' prep() */ .audit_skip = 1, .prep = io_timeout_remove_prep, .issue = io_timeout_remove, }, [IORING_OP_ACCEPT] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollin = 1, .poll_exclusive = 1, .ioprio = 1, /* used for flags */ #if defined(CONFIG_NET) .prep = io_accept_prep, .issue = io_accept, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_ASYNC_CANCEL] = { .audit_skip = 1, .prep = io_async_cancel_prep, .issue = io_async_cancel, }, [IORING_OP_LINK_TIMEOUT] = { .audit_skip = 1, .async_size = sizeof(struct io_timeout_data), .prep = io_link_timeout_prep, .issue = io_no_issue, }, [IORING_OP_CONNECT] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollout = 1, #if defined(CONFIG_NET) .async_size = sizeof(struct io_async_msghdr), .prep = io_connect_prep, .issue = io_connect, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_FALLOCATE] = { .needs_file = 1, .prep = io_fallocate_prep, .issue = io_fallocate, }, [IORING_OP_OPENAT] = { .prep = io_openat_prep, .issue = io_openat, }, [IORING_OP_CLOSE] = { .prep = io_close_prep, .issue = io_close, }, [IORING_OP_FILES_UPDATE] = { .audit_skip = 1, .iopoll = 1, .prep = io_files_update_prep, .issue = io_files_update, }, [IORING_OP_STATX] = { .audit_skip = 1, .prep = io_statx_prep, .issue = io_statx, }, [IORING_OP_READ] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollin = 1, .buffer_select = 1, .plug = 1, .audit_skip = 1, .ioprio = 1, .iopoll = 1, .iopoll_queue = 1, .async_size = sizeof(struct io_async_rw), .prep = io_prep_read, .issue = io_read, }, [IORING_OP_WRITE] = { .needs_file = 1, .hash_reg_file = 1, .unbound_nonreg_file = 1, .pollout = 1, .plug = 1, .audit_skip = 1, .ioprio = 1, .iopoll = 1, .iopoll_queue = 1, .async_size = sizeof(struct io_async_rw), .prep = io_prep_write, .issue = io_write, }, [IORING_OP_FADVISE] = { .needs_file = 1, .audit_skip = 1, .prep = io_fadvise_prep, .issue = io_fadvise, }, [IORING_OP_MADVISE] = { .audit_skip = 1, .prep = io_madvise_prep, .issue = io_madvise, }, [IORING_OP_SEND] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollout = 1, .audit_skip = 1, .ioprio = 1, .buffer_select = 1, #if defined(CONFIG_NET) .async_size = sizeof(struct io_async_msghdr), .prep = io_sendmsg_prep, .issue = io_send, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_RECV] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollin = 1, .buffer_select = 1, .audit_skip = 1, .ioprio = 1, #if defined(CONFIG_NET) .async_size = sizeof(struct io_async_msghdr), .prep = io_recvmsg_prep, .issue = io_recv, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_OPENAT2] = { .prep = io_openat2_prep, .issue = io_openat2, }, [IORING_OP_EPOLL_CTL] = { .unbound_nonreg_file = 1, .audit_skip = 1, #if defined(CONFIG_EPOLL) .prep = io_epoll_ctl_prep, .issue = io_epoll_ctl, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_SPLICE] = { .needs_file = 1, .hash_reg_file = 1, .unbound_nonreg_file = 1, .audit_skip = 1, .prep = io_splice_prep, .issue = io_splice, }, [IORING_OP_PROVIDE_BUFFERS] = { .audit_skip = 1, .iopoll = 1, .prep = io_provide_buffers_prep, .issue = io_provide_buffers, }, [IORING_OP_REMOVE_BUFFERS] = { .audit_skip = 1, .iopoll = 1, .prep = io_remove_buffers_prep, .issue = io_remove_buffers, }, [IORING_OP_TEE] = { .needs_file = 1, .hash_reg_file = 1, .unbound_nonreg_file = 1, .audit_skip = 1, .prep = io_tee_prep, .issue = io_tee, }, [IORING_OP_SHUTDOWN] = { .needs_file = 1, #if defined(CONFIG_NET) .prep = io_shutdown_prep, .issue = io_shutdown, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_RENAMEAT] = { .prep = io_renameat_prep, .issue = io_renameat, }, [IORING_OP_UNLINKAT] = { .prep = io_unlinkat_prep, .issue = io_unlinkat, }, [IORING_OP_MKDIRAT] = { .prep = io_mkdirat_prep, .issue = io_mkdirat, }, [IORING_OP_SYMLINKAT] = { .prep = io_symlinkat_prep, .issue = io_symlinkat, }, [IORING_OP_LINKAT] = { .prep = io_linkat_prep, .issue = io_linkat, }, [IORING_OP_MSG_RING] = { .needs_file = 1, .iopoll = 1, .prep = io_msg_ring_prep, .issue = io_msg_ring, }, [IORING_OP_FSETXATTR] = { .needs_file = 1, .prep = io_fsetxattr_prep, .issue = io_fsetxattr, }, [IORING_OP_SETXATTR] = { .prep = io_setxattr_prep, .issue = io_setxattr, }, [IORING_OP_FGETXATTR] = { .needs_file = 1, .prep = io_fgetxattr_prep, .issue = io_fgetxattr, }, [IORING_OP_GETXATTR] = { .prep = io_getxattr_prep, .issue = io_getxattr, }, [IORING_OP_SOCKET] = { .audit_skip = 1, #if defined(CONFIG_NET) .prep = io_socket_prep, .issue = io_socket, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_URING_CMD] = { .needs_file = 1, .plug = 1, .iopoll = 1, .iopoll_queue = 1, .async_size = 2 * sizeof(struct io_uring_sqe), .prep = io_uring_cmd_prep, .issue = io_uring_cmd, }, [IORING_OP_SEND_ZC] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollout = 1, .audit_skip = 1, .ioprio = 1, #if defined(CONFIG_NET) .async_size = sizeof(struct io_async_msghdr), .prep = io_send_zc_prep, .issue = io_send_zc, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_SENDMSG_ZC] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollout = 1, .ioprio = 1, #if defined(CONFIG_NET) .async_size = sizeof(struct io_async_msghdr), .prep = io_send_zc_prep, .issue = io_sendmsg_zc, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_READ_MULTISHOT] = { .needs_file = 1, .unbound_nonreg_file = 1, .pollin = 1, .buffer_select = 1, .audit_skip = 1, .async_size = sizeof(struct io_async_rw), .prep = io_read_mshot_prep, .issue = io_read_mshot, }, [IORING_OP_WAITID] = { .async_size = sizeof(struct io_waitid_async), .prep = io_waitid_prep, .issue = io_waitid, }, [IORING_OP_FUTEX_WAIT] = { #if defined(CONFIG_FUTEX) .prep = io_futex_prep, .issue = io_futex_wait, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_FUTEX_WAKE] = { #if defined(CONFIG_FUTEX) .prep = io_futex_prep, .issue = io_futex_wake, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_FUTEX_WAITV] = { #if defined(CONFIG_FUTEX) .prep = io_futexv_prep, .issue = io_futexv_wait, #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_FIXED_FD_INSTALL] = { .needs_file = 1, .prep = io_install_fixed_fd_prep, .issue = io_install_fixed_fd, }, [IORING_OP_FTRUNCATE] = { .needs_file = 1, .hash_reg_file = 1, .prep = io_ftruncate_prep, .issue = io_ftruncate, }, [IORING_OP_BIND] = { #if defined(CONFIG_NET) .needs_file = 1, .prep = io_bind_prep, .issue = io_bind, .async_size = sizeof(struct io_async_msghdr), #else .prep = io_eopnotsupp_prep, #endif }, [IORING_OP_LISTEN] = { #if defined(CONFIG_NET) .needs_file = 1, .prep = io_listen_prep, .issue = io_listen, .async_size = sizeof(struct io_async_msghdr), #else .prep = io_eopnotsupp_prep, #endif }, }; const struct io_cold_def io_cold_defs[] = { [IORING_OP_NOP] = { .name = "NOP", }, [IORING_OP_READV] = { .name = "READV", .cleanup = io_readv_writev_cleanup, .fail = io_rw_fail, }, [IORING_OP_WRITEV] = { .name = "WRITEV", .cleanup = io_readv_writev_cleanup, .fail = io_rw_fail, }, [IORING_OP_FSYNC] = { .name = "FSYNC", }, [IORING_OP_READ_FIXED] = { .name = "READ_FIXED", .cleanup = io_readv_writev_cleanup, .fail = io_rw_fail, }, [IORING_OP_WRITE_FIXED] = { .name = "WRITE_FIXED", .cleanup = io_readv_writev_cleanup, .fail = io_rw_fail, }, [IORING_OP_POLL_ADD] = { .name = "POLL_ADD", }, [IORING_OP_POLL_REMOVE] = { .name = "POLL_REMOVE", }, [IORING_OP_SYNC_FILE_RANGE] = { .name = "SYNC_FILE_RANGE", }, [IORING_OP_SENDMSG] = { .name = "SENDMSG", #if defined(CONFIG_NET) .cleanup = io_sendmsg_recvmsg_cleanup, .fail = io_sendrecv_fail, #endif }, [IORING_OP_RECVMSG] = { .name = "RECVMSG", #if defined(CONFIG_NET) .cleanup = io_sendmsg_recvmsg_cleanup, .fail = io_sendrecv_fail, #endif }, [IORING_OP_TIMEOUT] = { .name = "TIMEOUT", }, [IORING_OP_TIMEOUT_REMOVE] = { .name = "TIMEOUT_REMOVE", }, [IORING_OP_ACCEPT] = { .name = "ACCEPT", }, [IORING_OP_ASYNC_CANCEL] = { .name = "ASYNC_CANCEL", }, [IORING_OP_LINK_TIMEOUT] = { .name = "LINK_TIMEOUT", }, [IORING_OP_CONNECT] = { .name = "CONNECT", }, [IORING_OP_FALLOCATE] = { .name = "FALLOCATE", }, [IORING_OP_OPENAT] = { .name = "OPENAT", .cleanup = io_open_cleanup, }, [IORING_OP_CLOSE] = { .name = "CLOSE", }, [IORING_OP_FILES_UPDATE] = { .name = "FILES_UPDATE", }, [IORING_OP_STATX] = { .name = "STATX", .cleanup = io_statx_cleanup, }, [IORING_OP_READ] = { .name = "READ", .cleanup = io_readv_writev_cleanup, .fail = io_rw_fail, }, [IORING_OP_WRITE] = { .name = "WRITE", .cleanup = io_readv_writev_cleanup, .fail = io_rw_fail, }, [IORING_OP_FADVISE] = { .name = "FADVISE", }, [IORING_OP_MADVISE] = { .name = "MADVISE", }, [IORING_OP_SEND] = { .name = "SEND", #if defined(CONFIG_NET) .cleanup = io_sendmsg_recvmsg_cleanup, .fail = io_sendrecv_fail, #endif }, [IORING_OP_RECV] = { .name = "RECV", #if defined(CONFIG_NET) .cleanup = io_sendmsg_recvmsg_cleanup, .fail = io_sendrecv_fail, #endif }, [IORING_OP_OPENAT2] = { .name = "OPENAT2", .cleanup = io_open_cleanup, }, [IORING_OP_EPOLL_CTL] = { .name = "EPOLL", }, [IORING_OP_SPLICE] = { .name = "SPLICE", }, [IORING_OP_PROVIDE_BUFFERS] = { .name = "PROVIDE_BUFFERS", }, [IORING_OP_REMOVE_BUFFERS] = { .name = "REMOVE_BUFFERS", }, [IORING_OP_TEE] = { .name = "TEE", }, [IORING_OP_SHUTDOWN] = { .name = "SHUTDOWN", }, [IORING_OP_RENAMEAT] = { .name = "RENAMEAT", .cleanup = io_renameat_cleanup, }, [IORING_OP_UNLINKAT] = { .name = "UNLINKAT", .cleanup = io_unlinkat_cleanup, }, [IORING_OP_MKDIRAT] = { .name = "MKDIRAT", .cleanup = io_mkdirat_cleanup, }, [IORING_OP_SYMLINKAT] = { .name = "SYMLINKAT", .cleanup = io_link_cleanup, }, [IORING_OP_LINKAT] = { .name = "LINKAT", .cleanup = io_link_cleanup, }, [IORING_OP_MSG_RING] = { .name = "MSG_RING", .cleanup = io_msg_ring_cleanup, }, [IORING_OP_FSETXATTR] = { .name = "FSETXATTR", .cleanup = io_xattr_cleanup, }, [IORING_OP_SETXATTR] = { .name = "SETXATTR", .cleanup = io_xattr_cleanup, }, [IORING_OP_FGETXATTR] = { .name = "FGETXATTR", .cleanup = io_xattr_cleanup, }, [IORING_OP_GETXATTR] = { .name = "GETXATTR", .cleanup = io_xattr_cleanup, }, [IORING_OP_SOCKET] = { .name = "SOCKET", }, [IORING_OP_URING_CMD] = { .name = "URING_CMD", }, [IORING_OP_SEND_ZC] = { .name = "SEND_ZC", #if defined(CONFIG_NET) .cleanup = io_send_zc_cleanup, .fail = io_sendrecv_fail, #endif }, [IORING_OP_SENDMSG_ZC] = { .name = "SENDMSG_ZC", #if defined(CONFIG_NET) .cleanup = io_send_zc_cleanup, .fail = io_sendrecv_fail, #endif }, [IORING_OP_READ_MULTISHOT] = { .name = "READ_MULTISHOT", .cleanup = io_readv_writev_cleanup, }, [IORING_OP_WAITID] = { .name = "WAITID", }, [IORING_OP_FUTEX_WAIT] = { .name = "FUTEX_WAIT", }, [IORING_OP_FUTEX_WAKE] = { .name = "FUTEX_WAKE", }, [IORING_OP_FUTEX_WAITV] = { .name = "FUTEX_WAITV", }, [IORING_OP_FIXED_FD_INSTALL] = { .name = "FIXED_FD_INSTALL", }, [IORING_OP_FTRUNCATE] = { .name = "FTRUNCATE", }, [IORING_OP_BIND] = { .name = "BIND", }, [IORING_OP_LISTEN] = { .name = "LISTEN", }, }; const char *io_uring_get_opcode(u8 opcode) { if (opcode < IORING_OP_LAST) return io_cold_defs[opcode].name; return "INVALID"; } bool io_uring_op_supported(u8 opcode) { if (opcode < IORING_OP_LAST && io_issue_defs[opcode].prep != io_eopnotsupp_prep) return true; return false; } void __init io_uring_optable_init(void) { int i; BUILD_BUG_ON(ARRAY_SIZE(io_cold_defs) != IORING_OP_LAST); BUILD_BUG_ON(ARRAY_SIZE(io_issue_defs) != IORING_OP_LAST); for (i = 0; i < ARRAY_SIZE(io_issue_defs); i++) { BUG_ON(!io_issue_defs[i].prep); if (io_issue_defs[i].prep != io_eopnotsupp_prep) BUG_ON(!io_issue_defs[i].issue); WARN_ON_ONCE(!io_cold_defs[i].name); } }
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