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Searched refs:ioprio (Results 1 – 25 of 26) sorted by relevance

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/linux/include/uapi/linux/
H A Dioprio.h16 #define IOPRIO_PRIO_CLASS(ioprio) \ argument
17 (((ioprio) >> IOPRIO_CLASS_SHIFT) & IOPRIO_CLASS_MASK)
18 #define IOPRIO_PRIO_DATA(ioprio) ((ioprio) & IOPRIO_PRIO_MASK) argument
45 #define IOPRIO_PRIO_LEVEL(ioprio) ((ioprio) & IOPRIO_LEVEL_MASK) argument
77 #define IOPRIO_PRIO_HINT(ioprio) \ argument
78 (((ioprio) >> IOPRIO_HINT_SHIFT) & IOPRIO_HINT_MASK)
H A Dvirtio_blk.h223 __virtio32 ioprio; member
H A Dio_uring.h35 __u16 ioprio; /* ioprio for the request */ member
/linux/include/linux/
H A Dioprio.h19 static inline bool ioprio_valid(unsigned short ioprio) in ioprio_valid() argument
21 unsigned short class = IOPRIO_PRIO_CLASS(ioprio); in ioprio_valid()
69 prio = ioc->ioprio; in __get_task_ioprio()
87 extern int set_task_ioprio(struct task_struct *task, int ioprio);
90 extern int ioprio_check_cap(int ioprio);
92 static inline int ioprio_check_cap(int ioprio) in ioprio_check_cap() argument
H A Ddm-bufio.h68 struct dm_buffer **bp, unsigned short ioprio);
94 unsigned short ioprio);
H A Ddm-io.h84 unsigned short ioprio);
H A Diocontext.h103 unsigned short ioprio; member
/linux/block/
H A Dioprio.c33 int ioprio_check_cap(int ioprio) in ioprio_check_cap() argument
35 int class = IOPRIO_PRIO_CLASS(ioprio); in ioprio_check_cap()
36 int level = IOPRIO_PRIO_LEVEL(ioprio); in ioprio_check_cap()
65 SYSCALL_DEFINE3(ioprio_set, int, which, int, who, int, ioprio) in SYSCALL_DEFINE3() argument
73 ret = ioprio_check_cap(ioprio); in SYSCALL_DEFINE3()
86 ret = set_task_ioprio(p, ioprio); in SYSCALL_DEFINE3()
96 ret = set_task_ioprio(p, ioprio); in SYSCALL_DEFINE3()
121 ret = set_task_ioprio(p, ioprio); in SYSCALL_DEFINE3()
167 ret = p->io_context->ioprio; in get_task_raw_ioprio()
H A Dblk-ioc.c239 ioc->ioprio = IOPRIO_DEFAULT; in alloc_io_context()
244 int set_task_ioprio(struct task_struct *task, int ioprio) in set_task_ioprio() argument
258 err = security_task_setioprio(task, ioprio); in set_task_ioprio()
282 task->io_context->ioprio = ioprio; in set_task_ioprio()
299 } else if (ioprio_valid(ioc->ioprio)) { in __copy_io()
303 tsk->io_context->ioprio = ioc->ioprio; in __copy_io()
H A Dbfq-iosched.h255 unsigned short ioprio, ioprio_class; member
492 int ioprio; member
1134 unsigned short bfq_ioprio_to_weight(int ioprio);
H A Dbfq-wf2q.c505 unsigned short bfq_ioprio_to_weight(int ioprio) in bfq_ioprio_to_weight() argument
507 return (IOPRIO_NR_LEVELS - ioprio) * BFQ_WEIGHT_CONVERSION_COEFF; in bfq_ioprio_to_weight()
727 bfqq->ioprio = in __bfq_entity_update_weight_prio()
/linux/Documentation/block/
H A Dioprio.rst86 static inline int ioprio_set(int which, int who, int ioprio)
88 return syscall(__NR_ioprio_set, which, who, ioprio);
115 int ioprio = 4, set = 0, ioprio_class = IOPRIO_CLASS_BE;
121 ioprio = strtol(optarg, NULL, 10);
142 ioprio = 7;
153 ioprio = ioprio_get(IOPRIO_WHO_PROCESS, pid);
155 printf("pid=%d, %d\n", pid, ioprio);
157 if (ioprio == -1)
160 ioprio_class = ioprio >> IOPRIO_CLASS_SHIFT;
161 ioprio = ioprio & 0xff;
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H A Dbfq-iosched.rst288 - ioprio classes are served in strict priority order, i.e.,
315 per-process ioprio and weight
321 weight = (IOPRIO_BE_NR - ioprio) * 10.
515 same share of the whole group bandwidth, unless the ioprio of the
570 The linear mapping between ioprio and weights, described at the beginning
572 IOPRIO_BE_NR*10 are mapped to ioprio 0.
/linux/drivers/md/
H A Ddm-io.c308 struct io *io, unsigned short ioprio) in do_region() argument
357 bio->bi_ioprio = ioprio; in do_region()
388 struct io *io, unsigned short ioprio) in dispatch_io() argument
402 do_region(opf, i, where + i, dp, io, ioprio); in dispatch_io()
415 unsigned short ioprio) in async_io() argument
429 dispatch_io(opf, num_regions, where, dp, io, ioprio); in async_io()
447 unsigned long *error_bits, unsigned short ioprio) in sync_io() argument
454 sync_io_complete, &sio, ioprio); in sync_io()
503 unsigned short ioprio) in dm_io() argument
519 io_req->bi_opf, &dp, sync_error_bits, ioprio); in dm_io()
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/linux/Documentation/translations/zh_CN/block/
H A Dindex.rst28 * ioprio
/linux/io_uring/
H A Dmock_file.c79 if (unlikely(sqe->ioprio || sqe->__pad1)) in io_cmd_copy_regbuf()
228 if (sqe->ioprio || sqe->__pad1 || sqe->addr3 || sqe->file_index) in io_create_mock_file()
287 if (sqe->ioprio || sqe->__pad1 || sqe->addr3 || sqe->file_index || in io_probe_mock()
H A Dcmd_net.c160 if (sqe->ioprio || sqe->__pad1 || sqe->len || sqe->rw_flags) in io_uring_cmd_getsockname()
/linux/include/trace/events/
H A Dio_uring.h502 __field( u8, ioprio )
523 __entry->ioprio = sqe->ioprio;
545 __entry->flags, __entry->ioprio,
/linux/tools/testing/selftests/net/
H A Dio_uring_zerocopy_tx.c143 sqe->ioprio |= IORING_RECVSEND_FIXED_BUF; in do_tx()
/linux/tools/include/uapi/linux/
H A Dio_uring.h33 __u16 ioprio; /* ioprio for the request */ member
/linux/tools/include/io_uring/
H A Dmini_liburing.h304 sqe->ioprio = zc_flags; in io_uring_prep_sendzc()
/linux/security/
H A Dcommoncap.c1239 * @ioprio: The I/O priority to set
1246 int cap_task_setioprio(struct task_struct *p, int ioprio) in cap_task_setioprio() argument
H A Dsecurity.c3181 * security_task_setioprio() - Check if setting a task's ioprio is allowed
3183 * @ioprio: ioprio value
3185 * Check permission before setting the ioprio value of @p to @ioprio.
3189 int security_task_setioprio(struct task_struct *p, int ioprio) in security_task_setioprio() argument
3191 return call_int_hook(task_setioprio, p, ioprio); in security_task_setioprio()
3195 * security_task_getioprio() - Check if getting a task's ioprio is allowed
3198 * Check permission before getting the ioprio value of @p.
/linux/tools/testing/selftests/ublk/
H A Dkublk.c54 sqe->ioprio = 0; in ublk_ctrl_init_cmd()
/linux/security/smack/
H A Dsmack_lsm.c2316 * smack_task_setioprio - Smack check on setting ioprio in smack_task_setnice()
2318 * @ioprio: unused in smack_task_setnice()
2322 static int smack_task_setioprio(struct task_struct *p, int ioprio)
2328 * smack_task_getioprio - Smack check on reading ioprio in smack_task_setioprio()
2327 smack_task_setioprio(struct task_struct * p,int ioprio) smack_task_setioprio() argument

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