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Searched refs:ioprio (Results 1 – 25 of 27) sorted by relevance

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/Linux-v4.19/block/
Dioprio.c35 int set_task_ioprio(struct task_struct *task, int ioprio) in set_task_ioprio() argument
50 err = security_task_setioprio(task, ioprio); in set_task_ioprio()
56 ioc->ioprio = ioprio; in set_task_ioprio()
64 int ioprio_check_cap(int ioprio) in ioprio_check_cap() argument
66 int class = IOPRIO_PRIO_CLASS(ioprio); in ioprio_check_cap()
67 int data = IOPRIO_PRIO_DATA(ioprio); in ioprio_check_cap()
93 SYSCALL_DEFINE3(ioprio_set, int, which, int, who, int, ioprio) in SYSCALL_DEFINE3() argument
101 ret = ioprio_check_cap(ioprio); in SYSCALL_DEFINE3()
114 ret = set_task_ioprio(p, ioprio); in SYSCALL_DEFINE3()
122 ret = set_task_ioprio(p, ioprio); in SYSCALL_DEFINE3()
[all …]
Dcfq-iosched.c150 unsigned short ioprio, org_ioprio; member
319 int ioprio; /* the current ioprio */ member
952 return cfq_prio_slice(cfqd, cfq_cfqq_sync(cfqq), cfqq->ioprio); in cfq_prio_to_slice()
1231 cfq_prio_slice(cfqd, cfq_cfqq_sync(cfqq), cfqq->ioprio)); in cfq_slice_offset()
3032 WARN_ON(cfqq->ioprio >= IOPRIO_BE_NR); in cfq_prio_to_maxrq()
3034 return 2 * base_rq * (IOPRIO_BE_NR - cfqq->ioprio); in cfq_prio_to_maxrq()
3665 ioprio_class = IOPRIO_PRIO_CLASS(cic->ioprio); in cfq_init_prio_data()
3674 cfqq->ioprio = task_nice_ioprio(tsk); in cfq_init_prio_data()
3678 cfqq->ioprio = IOPRIO_PRIO_DATA(cic->ioprio); in cfq_init_prio_data()
3682 cfqq->ioprio = IOPRIO_PRIO_DATA(cic->ioprio); in cfq_init_prio_data()
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Dbfq-iosched.h239 unsigned short ioprio, ioprio_class; member
365 int ioprio; member
911 unsigned short bfq_ioprio_to_weight(int ioprio);
Dbfq-iosched.c4142 ioprio_class = IOPRIO_PRIO_CLASS(bic->ioprio); in bfq_set_next_ioprio_data()
4156 bfqq->new_ioprio = IOPRIO_PRIO_DATA(bic->ioprio); in bfq_set_next_ioprio_data()
4160 bfqq->new_ioprio = IOPRIO_PRIO_DATA(bic->ioprio); in bfq_set_next_ioprio_data()
4187 int ioprio = bic->icq.ioc->ioprio; in bfq_check_ioprio_change() local
4193 if (unlikely(!bfqd) || likely(bic->ioprio == ioprio)) in bfq_check_ioprio_change()
4196 bic->ioprio = ioprio; in bfq_check_ioprio_change()
4271 int ioprio_class, int ioprio) in bfq_async_queue_prio() argument
4275 return &bfqg->async_bfqq[0][ioprio]; in bfq_async_queue_prio()
4277 ioprio = IOPRIO_NORM; in bfq_async_queue_prio()
4280 return &bfqg->async_bfqq[1][ioprio]; in bfq_async_queue_prio()
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Dblk-core.c1814 req->ioprio = ioprio_best(req->ioprio, bio_prio(bio)); in bio_attempt_back_merge()
1838 req->ioprio = ioprio_best(req->ioprio, bio_prio(bio)); in bio_attempt_front_merge()
1858 req->ioprio = ioprio_best(req->ioprio, bio_prio(bio)); in bio_attempt_discard_merge()
1979 req->ioprio = bio_prio(bio); in blk_init_request_from_bio()
1981 req->ioprio = ioc->ioprio; in blk_init_request_from_bio()
1983 req->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0); in blk_init_request_from_bio()
3498 dst->ioprio = src->ioprio; in __blk_rq_prep_clone()
DMakefile11 genhd.o partition-generic.o ioprio.o \
Dblk-merge.c757 req->ioprio = ioprio_best(req->ioprio, next->ioprio); in attempt_merge()
Dbfq-wf2q.c515 unsigned short bfq_ioprio_to_weight(int ioprio) in bfq_ioprio_to_weight() argument
517 return (IOPRIO_BE_NR - ioprio) * BFQ_WEIGHT_CONVERSION_COEFF; in bfq_ioprio_to_weight()
764 bfqq->ioprio = in __bfq_entity_update_weight_prio()
Dbfq-cgroup.c353 bfqq->ioprio = bfqq->new_ioprio; in bfq_init_entity()
1196 bfqq->ioprio = bfqq->new_ioprio; in bfq_init_entity()
/Linux-v4.19/Documentation/block/
Dioprio.txt89 static inline int ioprio_set(int which, int who, int ioprio)
91 return syscall(__NR_ioprio_set, which, who, ioprio);
118 int ioprio = 4, set = 0, ioprio_class = IOPRIO_CLASS_BE;
124 ioprio = strtol(optarg, NULL, 10);
145 ioprio = 7;
156 ioprio = ioprio_get(IOPRIO_WHO_PROCESS, pid);
158 printf("pid=%d, %d\n", pid, ioprio);
160 if (ioprio == -1)
163 ioprio_class = ioprio >> IOPRIO_CLASS_SHIFT;
164 ioprio = ioprio & 0xff;
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D00-INDEX19 ioprio.txt
Dbfq-iosched.txt267 - ioprio classes are served in strict priority order, i.e.,
294 per-process ioprio and weight
300 weight = (IOPRIO_BE_NR - ioprio) * 10.
494 same share of the whole group bandwidth, unless the ioprio of the
541 linear mapping between ioprio and weights, described at the beginning
543 IOPRIO_BE_NR*10 are mapped to ioprio 0.
/Linux-v4.19/include/linux/
Dioprio.h78 extern int set_task_ioprio(struct task_struct *task, int ioprio);
81 extern int ioprio_check_cap(int ioprio);
83 static inline int ioprio_check_cap(int ioprio) in ioprio_check_cap() argument
Diocontext.h106 unsigned short ioprio; member
Dsecurity.h99 extern int cap_task_setioprio(struct task_struct *p, int ioprio);
355 int security_task_setioprio(struct task_struct *p, int ioprio);
983 static inline int security_task_setioprio(struct task_struct *p, int ioprio) in security_task_setioprio() argument
985 return cap_task_setioprio(p, ioprio); in security_task_setioprio()
Dblkdev.h238 unsigned short ioprio; member
307 return req->ioprio; in req_get_ioprio()
Dlsm_hooks.h1600 int (*task_setioprio)(struct task_struct *p, int ioprio);
Dsyscalls.h369 asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
/Linux-v4.19/include/uapi/linux/
Dvirtio_blk.h131 __virtio32 ioprio; member
/Linux-v4.19/kernel/
Dfork.c1403 } else if (ioprio_valid(ioc->ioprio)) { in copy_io()
1408 new_ioc->ioprio = ioc->ioprio; in copy_io()
/Linux-v4.19/security/
Dsecurity.c1113 int security_task_setioprio(struct task_struct *p, int ioprio) in security_task_setioprio() argument
1115 return call_int_hook(task_setioprio, 0, p, ioprio); in security_task_setioprio()
Dcommoncap.c1125 int cap_task_setioprio(struct task_struct *p, int ioprio) in cap_task_setioprio() argument
/Linux-v4.19/drivers/block/
Dvirtio_blk.c255 vbr->out_hdr.ioprio = cpu_to_virtio32(vblk->vdev, req_get_ioprio(req)); in virtio_queue_rq()
/Linux-v4.19/drivers/nvme/host/
Dlightnvm.c669 rq->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, IOPRIO_NORM); in nvme_nvm_alloc_request()
/Linux-v4.19/security/smack/
Dsmack_lsm.c2193 static int smack_task_setioprio(struct task_struct *p, int ioprio) in smack_task_setioprio() argument

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