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Searched refs:task (Results 1 – 25 of 1152) sorted by relevance

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/linux/drivers/infiniband/sw/rxe/
H A Drxe_task.c36 static bool __reserve_if_idle(struct rxe_task *task) in __reserve_if_idle() argument
38 WARN_ON(rxe_read(task->qp) <= 0); in __reserve_if_idle()
40 if (task->state == TASK_STATE_IDLE) { in __reserve_if_idle()
41 rxe_get(task->qp); in __reserve_if_idle()
42 task->state = TASK_STATE_BUSY; in __reserve_if_idle()
43 task->num_sched++; in __reserve_if_idle()
47 if (task->state == TASK_STATE_BUSY) in __reserve_if_idle()
48 task->state = TASK_STATE_ARMED; in __reserve_if_idle()
60 static bool __is_done(struct rxe_task *task) in __is_done() argument
62 if (work_pending(&task->work)) in __is_done()
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/linux/net/sunrpc/
H A Dsched.c45 static void rpc_release_task(struct rpc_task *task);
68 bool rpc_task_set_rpc_status(struct rpc_task *task, int rpc_status) in rpc_task_set_rpc_status() argument
70 if (cmpxchg(&task->tk_rpc_status, 0, rpc_status) == 0) in rpc_task_set_rpc_status()
76 rpc_task_timeout(const struct rpc_task *task) in rpc_task_timeout() argument
78 unsigned long timeout = READ_ONCE(task->tk_timeout); in rpc_task_timeout()
95 __rpc_disable_timer(struct rpc_wait_queue *queue, struct rpc_task *task) in __rpc_disable_timer() argument
97 if (list_empty(&task->u.tk_wait.timer_list)) in __rpc_disable_timer()
99 task->tk_timeout = 0; in __rpc_disable_timer()
100 list_del(&task->u.tk_wait.timer_list); in __rpc_disable_timer()
121 __rpc_add_timer(struct rpc_wait_queue *queue, struct rpc_task *task, in __rpc_add_timer() argument
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H A Dclnt.c53 static void call_start(struct rpc_task *task);
54 static void call_reserve(struct rpc_task *task);
55 static void call_reserveresult(struct rpc_task *task);
56 static void call_allocate(struct rpc_task *task);
57 static void call_encode(struct rpc_task *task);
58 static void call_decode(struct rpc_task *task);
59 static void call_bind(struct rpc_task *task);
60 static void call_bind_status(struct rpc_task *task);
61 static void call_transmit(struct rpc_task *task);
62 static void call_status(struct rpc_task *task);
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H A Dxprt.c75 static void xprt_request_init(struct rpc_task *task);
265 int xprt_reserve_xprt(struct rpc_xprt *xprt, struct rpc_task *task) in xprt_reserve_xprt() argument
267 struct rpc_rqst *req = task->tk_rqstp; in xprt_reserve_xprt()
270 if (task == xprt->snd_task) in xprt_reserve_xprt()
276 xprt->snd_task = task; in xprt_reserve_xprt()
279 trace_xprt_reserve_xprt(xprt, task); in xprt_reserve_xprt()
285 task->tk_status = -EAGAIN; in xprt_reserve_xprt()
286 if (RPC_IS_SOFT(task) || RPC_IS_SOFTCONN(task)) in xprt_reserve_xprt()
287 rpc_sleep_on_timeout(&xprt->sending, task, NULL, in xprt_reserve_xprt()
290 rpc_sleep_on(&xprt->sending, task, NULL); in xprt_reserve_xprt()
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/linux/tools/testing/selftests/bpf/progs/
H A Dtask_kfunc_failure.c19 static struct __tasks_kfunc_map_value *insert_lookup_task(struct task_struct *task) in insert_lookup_task() argument
23 status = tasks_kfunc_map_insert(task); in insert_lookup_task()
27 return tasks_kfunc_map_value_lookup(task); in insert_lookup_task()
32 int BPF_PROG(task_kfunc_acquire_untrusted, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
37 v = insert_lookup_task(task); in BPF_PROG()
42 acquired = bpf_task_acquire(v->task); in BPF_PROG()
53 int BPF_PROG(task_kfunc_acquire_fp, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
69 int BPF_PROG(task_kfunc_acquire_unsafe_kretprobe, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
74 acquired = bpf_task_acquire(task); in BPF_PROG()
84 int BPF_PROG(task_kfunc_acquire_unsafe_kretprobe_rcu, struct task_struct *task, u6 argument
104 BPF_PROG(task_kfunc_acquire_null,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
119 BPF_PROG(task_kfunc_acquire_unreleased,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
133 BPF_PROG(task_kfunc_xchg_unreleased,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
153 BPF_PROG(task_kfunc_acquire_release_no_null_check,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
166 BPF_PROG(task_kfunc_release_untrusted,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
182 BPF_PROG(task_kfunc_release_fp,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
194 BPF_PROG(task_kfunc_release_null,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
228 BPF_PROG(task_kfunc_release_unacquired,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
238 BPF_PROG(task_kfunc_from_pid_no_null_check,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
252 BPF_PROG(task_kfunc_from_lsm_task_free,struct task_struct * task) BPF_PROG() argument
267 BPF_PROG(task_access_comm1,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
275 BPF_PROG(task_access_comm2,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
283 BPF_PROG(task_access_comm3,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
291 BPF_PROG(task_access_comm4,struct task_struct * task,const char * buf,bool exec) BPF_PROG() argument
303 BPF_PROG(task_kfunc_release_in_map,struct task_struct * task,u64 clone_flags) BPF_PROG() argument
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H A Drcu_read_lock.c32 struct task_struct *task; in get_cgroup_id() local
35 task = bpf_get_current_task_btf(); in get_cgroup_id()
36 if (task->pid != target_pid) in get_cgroup_id()
41 cgroups = task->cgroups; in get_cgroup_id()
53 struct task_struct *task, *real_parent; in task_succ() local
57 task = bpf_get_current_task_btf(); in task_succ()
58 if (task->pid != target_pid) in task_succ()
63 real_parent = task->real_parent; in task_succ()
82 struct task_struct *task, *real_parent; in no_lock() local
85 task = bpf_get_current_task_btf(); in no_lock()
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H A Dtask_kfunc_success.c23 struct task_struct *bpf_task_acquire___one(struct task_struct *task) __ksym __weak;
39 static int test_acquire_release(struct task_struct *task) in test_acquire_release() argument
57 acquired = bpf_task_acquire(task); in test_acquire_release()
67 int BPF_PROG(test_task_kfunc_flavor_relo, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
73 acquired = bpf_task_acquire___one(task); in BPF_PROG()
79 acquired = bpf_task_acquire___two(task, &fake_ctx); in BPF_PROG()
97 int BPF_PROG(test_task_kfunc_flavor_relo_not_found, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
111 int BPF_PROG(test_task_acquire_release_argument, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
116 return test_acquire_release(task); in BPF_PROG()
120 int BPF_PROG(test_task_acquire_release_current, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
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H A Dverifier_global_ptr_args.c15 __weak int subprog_trusted_task_nullable(struct task_struct *task __arg_trusted __arg_nullable) in subprog_trusted_task_nullable()
17 if (!task) in subprog_trusted_task_nullable()
19 return task->pid + task->tgid; in subprog_trusted_task_nullable()
22 __weak int subprog_trusted_task_nullable_extra_layer(struct task_struct *task __arg_trusted __arg_n… in subprog_trusted_task_nullable_extra_layer()
24 return subprog_trusted_task_nullable(task) + subprog_trusted_task_nullable(NULL); in subprog_trusted_task_nullable_extra_layer()
59 __weak int subprog_trusted_task_nonnull(struct task_struct *task __arg_trusted) in subprog_trusted_task_nonnull()
61 return task->pid + task->tgid; in subprog_trusted_task_nonnull()
108 struct task_struct___local *task __arg_trusted __arg_nullable) in subprog_nullable_task_flavor()
112 if (!task) in subprog_nullable_task_flavor()
115 return bpf_copy_from_user_task(&buf, sizeof(buf), NULL, (void *)task, 0); in subprog_nullable_task_flavor()
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/linux/kernel/livepatch/
H A Dtransition.c94 struct task_struct *g, *task; in klp_complete_transition() local
131 for_each_process_thread(g, task) { in klp_complete_transition()
132 WARN_ON_ONCE(test_tsk_thread_flag(task, TIF_PATCH_PENDING)); in klp_complete_transition()
133 task->patch_state = KLP_TRANSITION_IDLE; in klp_complete_transition()
138 task = idle_task(cpu); in klp_complete_transition()
139 WARN_ON_ONCE(test_tsk_thread_flag(task, TIF_PATCH_PENDING)); in klp_complete_transition()
140 task->patch_state = KLP_TRANSITION_IDLE; in klp_complete_transition()
184 void klp_update_patch_state(struct task_struct *task) in klp_update_patch_state() argument
204 if (test_and_clear_tsk_thread_flag(task, TIF_PATCH_PENDING)) in klp_update_patch_state()
205 task->patch_state = READ_ONCE(klp_target_state); in klp_update_patch_state()
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/linux/drivers/scsi/libsas/
H A Dsas_scsi_host.c37 static void sas_end_task(struct scsi_cmnd *sc, struct sas_task *task) in sas_end_task() argument
39 struct task_status_struct *ts = &task->task_status; in sas_end_task()
78 task->dev->port->ha->sas_ha_name); in sas_end_task()
96 sas_free_task(task); in sas_end_task()
99 static void sas_scsi_task_done(struct sas_task *task) in sas_scsi_task_done() argument
101 struct scsi_cmnd *sc = task->uldd_task; in sas_scsi_task_done()
102 struct domain_device *dev = task->dev; in sas_scsi_task_done()
108 task = NULL; in sas_scsi_task_done()
113 if (unlikely(!task)) { in sas_scsi_task_done()
121 sas_free_task(task); in sas_scsi_task_done()
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/linux/drivers/gpu/drm/exynos/
H A Dexynos_drm_ipp.c86 WARN_ON(ipp->task); in exynos_drm_ipp_unregister()
260 struct exynos_drm_ipp_task *task; in exynos_drm_ipp_task_alloc() local
262 task = kzalloc(sizeof(*task), GFP_KERNEL); in exynos_drm_ipp_task_alloc()
263 if (!task) in exynos_drm_ipp_task_alloc()
266 task->dev = ipp->dev; in exynos_drm_ipp_task_alloc()
267 task->ipp = ipp; in exynos_drm_ipp_task_alloc()
270 task->src.rect.w = task->dst.rect.w = UINT_MAX; in exynos_drm_ipp_task_alloc()
271 task->src.rect.h = task->dst.rect.h = UINT_MAX; in exynos_drm_ipp_task_alloc()
272 task->transform.rotation = DRM_MODE_ROTATE_0; in exynos_drm_ipp_task_alloc()
274 DRM_DEV_DEBUG_DRIVER(task->dev, "Allocated task %pK\n", task); in exynos_drm_ipp_task_alloc()
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/linux/drivers/md/dm-vdo/indexer/
H A Dradix-sort.c45 struct task { struct
60 struct task *end_of_stack; argument
61 struct task insertion_list[256];
62 struct task stack[];
72 static inline void insert_key(const struct task task, sort_key_t *next) in insert_key() argument
78 while ((--next >= task.first_key) && in insert_key()
79 (compare(unsorted, next[0], task.offset, task.length) < 0)) in insert_key()
90 static inline void insertion_sort(const struct task task) in insertion_sort() argument
94 for (next = task.first_key + 1; next <= task.last_key; next++) in insertion_sort()
95 insert_key(task, next); in insertion_sort()
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/linux/kernel/bpf/
H A Dtask_iter.c39 struct task_struct *task; in task_group_seq_get_next() local
46 task = get_pid_task(pid, PIDTYPE_TGID); in task_group_seq_get_next()
47 if (!task) in task_group_seq_get_next()
53 return task; in task_group_seq_get_next()
62 task = get_pid_task(pid, PIDTYPE_PID); in task_group_seq_get_next()
64 return task; in task_group_seq_get_next()
67 task = find_task_by_pid_ns(common->pid_visiting, common->ns); in task_group_seq_get_next()
68 if (!task) in task_group_seq_get_next()
72 task = __next_thread(task); in task_group_seq_get_next()
73 if (!task) in task_group_seq_get_next()
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/linux/drivers/scsi/aic94xx/
H A Daic94xx_task.c36 static int asd_map_scatterlist(struct sas_task *task, in asd_map_scatterlist() argument
40 struct asd_ascb *ascb = task->lldd_task; in asd_map_scatterlist()
45 if (task->data_dir == DMA_NONE) in asd_map_scatterlist()
48 if (task->num_scatter == 0) { in asd_map_scatterlist()
49 void *p = task->scatter; in asd_map_scatterlist()
51 task->total_xfer_len, in asd_map_scatterlist()
52 task->data_dir); in asd_map_scatterlist()
57 sg_arr[0].size = cpu_to_le32(task->total_xfer_len); in asd_map_scatterlist()
64 if (sas_protocol_ata(task->task_proto)) in asd_map_scatterlist()
65 num_sg = task->num_scatter; in asd_map_scatterlist()
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/linux/arch/powerpc/kernel/
H A Dsignal.h36 struct task_struct *task);
38 struct task_struct *task);
39 extern unsigned long copy_vsx_from_user(struct task_struct *task,
41 extern unsigned long copy_ckvsx_from_user(struct task_struct *task,
43 unsigned long copy_fpr_to_user(void __user *to, struct task_struct *task);
44 unsigned long copy_ckfpr_to_user(void __user *to, struct task_struct *task);
45 unsigned long copy_fpr_from_user(struct task_struct *task, void __user *from);
46 unsigned long copy_ckfpr_from_user(struct task_struct *task, void __user *from);
48 #define unsafe_copy_fpr_to_user(to, task, label) do { \ argument
49 struct task_struct *__t = task; \
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/linux/drivers/video/fbdev/
H A Duvesafb.c75 struct uvesafb_ktask *task; in uvesafb_cn_callback() local
84 task = uvfb_tasks[msg->seq]; in uvesafb_cn_callback()
86 if (!task || msg->ack != task->ack) { in uvesafb_cn_callback()
94 if (task->t.buf_len < utask->buf_len || in uvesafb_cn_callback()
103 memcpy(&task->t, utask, sizeof(*utask)); in uvesafb_cn_callback()
105 if (task->t.buf_len && task->buf) in uvesafb_cn_callback()
106 memcpy(task->buf, utask + 1, task->t.buf_len); in uvesafb_cn_callback()
108 complete(task->done); in uvesafb_cn_callback()
144 static int uvesafb_exec(struct uvesafb_ktask *task) in uvesafb_exec() argument
149 int len = sizeof(task->t) + task->t.buf_len; in uvesafb_exec()
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/linux/drivers/scsi/
H A Dlibiscsi.c146 void iscsi_prep_data_out_pdu(struct iscsi_task *task, struct iscsi_r2t_info *r2t, in iscsi_prep_data_out_pdu() argument
149 struct iscsi_conn *conn = task->conn; in iscsi_prep_data_out_pdu()
152 task->hdr_len = sizeof(struct iscsi_data); in iscsi_prep_data_out_pdu()
159 hdr->lun = task->lun; in iscsi_prep_data_out_pdu()
160 hdr->itt = task->hdr_itt; in iscsi_prep_data_out_pdu()
176 static int iscsi_add_hdr(struct iscsi_task *task, unsigned len) in iscsi_add_hdr() argument
178 unsigned exp_len = task->hdr_len + len; in iscsi_add_hdr()
180 if (exp_len > task->hdr_max) { in iscsi_add_hdr()
186 task->hdr_len = exp_len; in iscsi_add_hdr()
193 static int iscsi_prep_ecdb_ahs(struct iscsi_task *task) in iscsi_prep_ecdb_ahs() argument
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/linux/drivers/scsi/isci/
H A Dtask.c76 static void isci_task_refuse(struct isci_host *ihost, struct sas_task *task, in isci_task_refuse() argument
85 __func__, task, response, status); in isci_task_refuse()
87 spin_lock_irqsave(&task->task_state_lock, flags); in isci_task_refuse()
89 task->task_status.resp = response; in isci_task_refuse()
90 task->task_status.stat = status; in isci_task_refuse()
93 task->task_state_flags |= SAS_TASK_STATE_DONE; in isci_task_refuse()
94 task->task_state_flags &= ~SAS_TASK_STATE_PENDING; in isci_task_refuse()
95 task->lldd_task = NULL; in isci_task_refuse()
96 spin_unlock_irqrestore(&task->task_state_lock, flags); in isci_task_refuse()
98 task->task_done(task); in isci_task_refuse()
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/linux/include/linux/
H A Dcn_proc.h23 void proc_fork_connector(struct task_struct *task);
24 void proc_exec_connector(struct task_struct *task);
25 void proc_id_connector(struct task_struct *task, int which_id);
26 void proc_sid_connector(struct task_struct *task);
27 void proc_ptrace_connector(struct task_struct *task, int which_id);
28 void proc_comm_connector(struct task_struct *task);
29 void proc_coredump_connector(struct task_struct *task);
30 void proc_exit_connector(struct task_struct *task);
32 static inline void proc_fork_connector(struct task_struct *task) in proc_fork_connector() argument
35 static inline void proc_exec_connector(struct task_struct *task) in proc_exec_connector() argument
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/linux/arch/mips/include/asm/
H A Dsyscall.h29 static inline bool mips_syscall_is_indirect(struct task_struct *task, in mips_syscall_is_indirect() argument
34 test_tsk_thread_flag(task, TIF_32BIT_REGS)) && in mips_syscall_is_indirect()
38 static inline long syscall_get_nr(struct task_struct *task, in syscall_get_nr() argument
41 return task_thread_info(task)->syscall; in syscall_get_nr()
44 static inline void mips_syscall_update_nr(struct task_struct *task, in mips_syscall_update_nr() argument
51 if (mips_syscall_is_indirect(task, regs)) in mips_syscall_update_nr()
52 task_thread_info(task)->syscall = regs->regs[4]; in mips_syscall_update_nr()
54 task_thread_info(task)->syscall = regs->regs[2]; in mips_syscall_update_nr()
58 struct task_struct *task, struct pt_regs *regs, unsigned int n) in mips_get_syscall_arg() argument
77 if (test_tsk_thread_flag(task, TIF_32BIT_REGS)) in mips_get_syscall_arg()
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/linux/kernel/
H A Dtask_work.c54 int task_work_add(struct task_struct *task, struct callback_head *work, in task_work_add() argument
62 if (WARN_ON_ONCE(task != current)) in task_work_add()
80 head = READ_ONCE(task->task_works); in task_work_add()
85 } while (!try_cmpxchg(&task->task_works, &head, work)); in task_work_add()
91 set_notify_resume(task); in task_work_add()
94 set_notify_signal(task); in task_work_add()
97 __set_notify_signal(task); in task_work_add()
122 task_work_cancel_match(struct task_struct *task, in task_work_cancel_match() argument
126 struct callback_head **pprev = &task->task_works; in task_work_cancel_match()
130 if (likely(!task_work_pending(task))) in task_work_cancel_match()
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/linux/scripts/gdb/linux/
H A Dtasks.py4 # task & thread tools
39 for task in task_lists():
40 if int(task['pid']) == pid:
41 return task
46 """Find Linux task by PID and return the task_struct variable.
55 task = get_task_by_pid(pid)
56 if task:
57 return task.dereference()
59 raise gdb.GdbError("No task of PID " + str(pid))
73 for task i
86 get_thread_info(task) global() argument
103 invoke(self, task) global() argument
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/linux/tools/perf/util/bpf_skel/
H A Dkwork_top.bpf.c105 static __always_inline void update_task_info(struct task_struct *task, __u32 cpu) in update_task_info() argument
108 .pid = task->pid, in update_task_info()
114 .tgid = task->tgid, in update_task_info()
115 .is_kthread = task->flags & PF_KTHREAD ? 1 : 0, in update_task_info()
117 BPF_CORE_READ_STR_INTO(&data.comm, task, comm); in update_task_info()
139 static void on_sched_out(struct task_struct *task, __u64 ts, __u32 cpu) in on_sched_out() argument
144 pelem = bpf_task_storage_get(&kwork_top_task_time, task, NULL, 0); in on_sched_out()
152 .pid = task->pid, in on_sched_out()
153 .task_p = (__u64)task, in on_sched_out()
157 update_task_info(task, cpu); in on_sched_out()
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/linux/fs/proc/
H A Darray.c406 static void task_cpus_allowed(struct seq_file *m, struct task_struct *task) in task_cpus_allowed() argument
409 cpumask_pr_args(&task->cpus_mask)); in task_cpus_allowed()
411 cpumask_pr_args(&task->cpus_mask)); in task_cpus_allowed()
414 static inline void task_core_dumping(struct seq_file *m, struct task_struct *task) in task_core_dumping() argument
416 seq_put_decimal_ull(m, "CoreDumping:\t", !!task->signal->core_state); in task_core_dumping()
435 struct task_struct *task) in arch_proc_pid_thread_features() argument
440 struct pid *pid, struct task_struct *task) in proc_pid_status() argument
442 struct mm_struct *mm = get_task_mm(task); in proc_pid_status()
445 proc_task_name(m, task, true); in proc_pid_status()
448 task_state(m, ns, pid, task); in proc_pid_status()
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H A Dfd.c28 struct task_struct *task; in seq_show() local
30 task = get_proc_task(m->private); in seq_show()
31 if (!task) in seq_show()
34 task_lock(task); in seq_show()
35 files = task->files; in seq_show()
51 task_unlock(task); in seq_show()
52 put_task_struct(task); in seq_show()
89 struct task_struct *task = get_proc_task(inode); in proc_fdinfo_permission() local
91 if (!task) in proc_fdinfo_permission()
94 allowed = ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS); in proc_fdinfo_permission()
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