33337d03f0
In some debug scenarios it is useful to have the text representation of the opcode. Add this function in preparation. Signed-off-by: Dylan Yudaken <dylany@fb.com> Link: https://lore.kernel.org/r/20220426082907.3600028-3-dylany@fb.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef _LINUX_IO_URING_H
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#define _LINUX_IO_URING_H
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#include <linux/sched.h>
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#include <linux/xarray.h>
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#if defined(CONFIG_IO_URING)
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struct sock *io_uring_get_socket(struct file *file);
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void __io_uring_cancel(bool cancel_all);
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void __io_uring_free(struct task_struct *tsk);
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void io_uring_unreg_ringfd(void);
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const char *io_uring_get_opcode(u8 opcode);
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static inline void io_uring_files_cancel(void)
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{
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if (current->io_uring) {
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io_uring_unreg_ringfd();
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__io_uring_cancel(false);
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}
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}
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static inline void io_uring_task_cancel(void)
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{
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if (current->io_uring)
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__io_uring_cancel(true);
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}
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static inline void io_uring_free(struct task_struct *tsk)
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{
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if (tsk->io_uring)
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__io_uring_free(tsk);
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}
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#else
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static inline struct sock *io_uring_get_socket(struct file *file)
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{
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return NULL;
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}
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static inline void io_uring_task_cancel(void)
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{
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}
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static inline void io_uring_files_cancel(void)
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{
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}
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static inline void io_uring_free(struct task_struct *tsk)
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{
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}
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static inline const char *io_uring_get_opcode(u8 opcode)
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{
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return "";
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}
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#endif
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#endif
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