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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()
90 * Disable the timer for a given RPC task. Should be called with
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()
[all …]
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);
915 struct rpc_task *task; rpc_cancel_tasks() local
1117 rpc_task_release_transport(struct rpc_task * task) rpc_task_release_transport() argument
1131 rpc_task_release_client(struct rpc_task * task) rpc_task_release_client() argument
1165 rpc_task_set_transport(struct rpc_task * task,struct rpc_clnt * clnt) rpc_task_set_transport() argument
1181 rpc_task_set_client(struct rpc_task * task,struct rpc_clnt * clnt) rpc_task_set_client() argument
1199 rpc_task_set_rpc_message(struct rpc_task * task,const struct rpc_message * msg) rpc_task_set_rpc_message() argument
1215 rpc_default_callback(struct rpc_task * task,void * data) rpc_default_callback() argument
1229 struct rpc_task *task; rpc_run_task() local
1258 struct rpc_task *task; rpc_call_sync() local
1295 struct rpc_task *task; rpc_call_async() local
1324 struct rpc_task *task; rpc_run_bc_task() local
1374 rpc_call_start(struct rpc_task * task) rpc_call_start() argument
1674 __rpc_restart_call(struct rpc_task * task,void (* action)(struct rpc_task *)) __rpc_restart_call() argument
1687 rpc_restart_call(struct rpc_task * task) rpc_restart_call() argument
1698 rpc_restart_call_prepare(struct rpc_task * task) rpc_restart_call_prepare() argument
1707 rpc_proc_name(const struct rpc_task * task) rpc_proc_name() argument
1721 __rpc_call_rpcerror(struct rpc_task * task,int tk_status,int rpc_status) __rpc_call_rpcerror() argument
1729 rpc_call_rpcerror(struct rpc_task * task,int status) rpc_call_rpcerror() argument
1741 call_start(struct rpc_task * task) call_start() argument
1765 call_reserve(struct rpc_task * task) call_reserve() argument
1778 call_reserveresult(struct rpc_task * task) call_reserveresult() argument
1813 call_retry_reserve(struct rpc_task * task) call_retry_reserve() argument
1824 call_refresh(struct rpc_task * task) call_refresh() argument
1836 call_refreshresult(struct rpc_task * task) call_refreshresult() argument
1877 call_allocate(struct rpc_task * task) call_allocate() argument
1926 rpc_task_need_encode(struct rpc_task * task) rpc_task_need_encode() argument
1935 rpc_xdr_encode(struct rpc_task * task) rpc_xdr_encode() argument
1961 call_encode(struct rpc_task * task) call_encode() argument
2011 rpc_task_transmitted(struct rpc_task * task) rpc_task_transmitted() argument
2017 rpc_task_handle_transmitted(struct rpc_task * task) rpc_task_handle_transmitted() argument
2027 call_bind(struct rpc_task * task) call_bind() argument
2052 call_bind_status(struct rpc_task * task) call_bind_status() argument
2132 call_connect(struct rpc_task * task) call_connect() argument
2162 call_connect_status(struct rpc_task * task) call_connect_status() argument
2257 call_transmit(struct rpc_task * task) call_transmit() argument
2282 call_transmit_status(struct rpc_task * task) call_transmit_status() argument
2350 call_bc_encode(struct rpc_task * task) call_bc_encode() argument
2361 call_bc_transmit(struct rpc_task * task) call_bc_transmit() argument
2374 call_bc_transmit_status(struct rpc_task * task) call_bc_transmit_status() argument
2433 call_status(struct rpc_task * task) call_status() argument
2508 rpc_check_timeout(struct rpc_task * task) rpc_check_timeout() argument
2570 call_decode(struct rpc_task * task) call_decode() argument
2639 rpc_encode_header(struct rpc_task * task,struct xdr_stream * xdr) rpc_encode_header() argument
2668 rpc_decode_header(struct rpc_task * task,struct xdr_stream * xdr) rpc_decode_header() argument
2832 rpc_null_call_prepare(struct rpc_task * task,void * data) rpc_null_call_prepare() argument
2873 struct rpc_task *task; rpc_ping() local
2898 struct rpc_task *task; rpc_ping_noreply() local
2914 rpc_cb_add_xprt_done(struct rpc_task * task,void * calldata) rpc_cb_add_xprt_done() argument
2949 struct rpc_task *task; rpc_clnt_test_and_add_xprt() local
2989 struct rpc_task *task; rpc_clnt_add_xprt_helper() local
3329 rpc_show_task(const struct rpc_clnt * clnt,const struct rpc_task * task) rpc_show_task() argument
3346 struct rpc_task *task; rpc_show_tasks() local
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H A Dxprt.c75 static void xprt_request_init(struct rpc_task *task);
258 * @task: task that is requesting access to the transport
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()
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/linux/drivers/infiniband/sw/rxe/
H A Drxe_task.c25 /* Check if task is idle i.e. not running, not scheduled in
28 * a qp reference to cover the gap from now until the task finishes.
29 * state will move out of busy if task returns a non zero value
32 * over the task.
33 * Context: caller should hold task->lock.
36 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()
[all …]
/linux/drivers/scsi/libsas/
H A Dsas_scsi_host.c36 /* record final status and free the task */
37 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()
47 /* task delivered, what happened afterwards? */ in sas_end_task()
77 pr_notice("LLDD:%s sent SAS_PROTO_RESP for an SSP task; please report this\n", 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()
[all …]
/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()
[all …]
/linux/drivers/scsi/aic94xx/
H A Daic94xx_tmf.c3 * Aic94xx Task Management Functions
214 static int asd_clear_nexus_tag(struct sas_task *task) in asd_clear_nexus_tag() argument
216 struct asd_ha_struct *asd_ha = task->dev->port->ha->lldd_ha; in asd_clear_nexus_tag()
217 struct asd_ascb *tascb = task->lldd_task; in asd_clear_nexus_tag()
221 memcpy(scb->clear_nexus.ssp_task.lun, task->ssp_task.LUN, 8); in asd_clear_nexus_tag()
223 if (task->dev->tproto) in asd_clear_nexus_tag()
225 task->dev->lldd_dev); in asd_clear_nexus_tag()
229 static int asd_clear_nexus_index(struct sas_task *task) in asd_clear_nexus_index() argument
231 struct asd_ha_struct *asd_ha = task->dev->port->ha->lldd_ha; in asd_clear_nexus_index()
232 struct asd_ascb *tascb = task->lldd_task; in asd_clear_nexus_index()
[all …]
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()
[all …]
/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()
58 * same for task_seq_start() to pick up the correct 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()
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/linux/include/asm-generic/
H A Dsyscall.h12 * and only when the caller is sure that the task of interest
23 * syscall_get_nr - find what system call a task is executing
24 * @task: task of interest, must be blocked
25 * @regs: task_pt_regs() of @task
27 * If @task is executing a system call or is at system call
29 * If @task is not executing a system call, i.e. it's blocked
36 * It's only valid to call this when @task is known to be blocked.
38 int syscall_get_nr(struct task_struct *task, struct pt_regs *regs);
42 * @task
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/linux/drivers/media/i2c/
H A Dsaa711x_regs.h77 /* Task independent global settings */
87 /* Task A definition */
134 /* Task B definition */
361 /* Task independent global settings: R_80_GLOBAL_CNTL_1 to R_8F_STATUS_INFO_SCALER */
383 /* Task A definition: R_90_A_TASK_HANDLING_CNTL to R_BF_A_VERT_LUMA_PHASE_OFF_11 */
384 /* Task A: Basic settings and acquisition window definition */
386 "Task A: Task handling control"},
388 "Task A: X port formats and configuration"},
390 "Task A: X port input reference signal definition"},
392 "Task A: I port output formats and configuration"},
[all …]
/linux/kernel/
H A Dtask_work.c19 * task_work_add - ask the @task to execute @work->func()
20 * @task: the task which should run the callback
22 * @notify: how to notify the targeted task
24 * Queue @work for task_work_run() below and notify the @task if @notify
28 * task and run the task_work, regardless of whether the task is currently
31 * reschedule IPI to force the targeted task to reschedule and run task_work.
33 * task_work be run as soon as possible, just whenever the task enters the
35 * @TWA_RESUME work is run only when the task exit
54 task_work_add(struct task_struct * task,struct callback_head * work,enum task_work_notify_mode notify) task_work_add() argument
122 task_work_cancel_match(struct task_struct * task,bool (* match)(struct callback_head *,void * data),void * data) task_work_cancel_match() argument
169 task_work_cancel_func(struct task_struct * task,task_work_func_t func) task_work_cancel_func() argument
189 task_work_cancel(struct task_struct * task,struct callback_head * cb) task_work_cancel() argument
208 struct task_struct *task = current; task_work_run() local
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/linux/drivers/scsi/
H A Dlibiscsi.c136 * @task: scsi command task
146 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()
[all …]
/linux/drivers/scsi/pm8001/
H A Dpm8001_sas.c46 * pm8001_find_tag - from sas task to find out tag that belongs to this task
47 * @task: the task sent to the LLDD
48 * @tag: the found tag associated with the task
50 static int pm8001_find_tag(struct sas_task *task, u32 *tag) in pm8001_find_tag() argument
52 if (task->lldd_task) { in pm8001_find_tag()
54 ccb = task->lldd_task; in pm8001_find_tag()
64 * @tag: the found tag associated with the task
80 * pm8001_tag_alloc - allocate a empty tag for task used.
104 static void pm80xx_get_tag_opcodes(struct sas_task *task, int *ata_op, in pm80xx_get_tag_opcodes() argument
114 if (!task) in pm80xx_get_tag_opcodes()
[all …]
/linux/drivers/scsi/isci/
H A Dtask.c64 #include "task.h"
71 * @task: request to complete
72 * @response: response code for the completed task.
73 * @status: status code for the completed task.
76 static void isci_task_refuse(struct isci_host *ihost, struct sas_task *task, in isci_task_refuse() argument
84 dev_dbg(&ihost->pdev->dev, "%s: task = %p, response=%d, status=%d\n", in isci_task_refuse()
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()
[all …]
/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; \
[all …]
/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))
72 gdb.write("{:>10} {:>12} {:>7}\n".format("TASK", "PI
86 get_thread_info(task) global() argument
103 invoke(self, task) global() argument
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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()
178 * Switch the patched state of the task to the set of functions in the target
181 * NOTE: If task is not 'current', the caller must ensure the task is inactive.
184 void klp_update_patch_state(struct task_struct *task) in klp_update_patch_state() argument
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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()
[all …]
/linux/tools/testing/selftests/bpf/progs/
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()
[all …]
/linux/drivers/media/pci/cx18/
H A Dcx23418.h18 /* Description: This command creates a new instance of a certain task
19 IN[0] - Task ID. This is one of the XPU_CMD_MASK_YYY where XPU is
20 the processor on which the task YYY will be created
21 OUT[0] - Task handle. This handle is passed along with commands to
22 dispatch to the right instance of the task
26 /* Description: This command destroys an instance of a task
27 IN[0] - Task handle. Hanlde of the task to destroy
65 IN[0] - Task handle. Handle of the task
83 IN[0] - Task handle. Handle of the task to start
88 IN[0] - Task handle. Handle of the task to stop
[all …]
/linux/drivers/video/fbdev/
H A Duvesafb.c69 * find the kernel part of the task struct, copy the registers and
70 * the buffer contents and then complete the task.
75 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()
[all …]
/linux/fs/proc/
H A Dbase.c114 * in /proc for a task before it execs a suid executable.
208 static int get_task_root(struct task_struct *task, struct path *root) in get_task_root() argument
212 task_lock(task); in get_task_root()
213 if (task->fs) { in get_task_root()
214 get_fs_root(task->fs, root); in get_task_root()
217 task_unlock(task); in get_task_root()
223 struct task_struct *task = get_proc_task(d_inode(dentry)); in proc_cwd_link() local
226 if (task) { in proc_cwd_link()
227 task_lock(task); in proc_cwd_link()
228 if (task->fs) { in proc_cwd_link()
[all …]
/linux/drivers/gpu/drm/lima/
H A Dlima_sched.c113 int lima_sched_task_init(struct lima_sched_task *task, in lima_sched_task_init() argument
120 task->bos = kmemdup(bos, sizeof(*bos) * num_bos, GFP_KERNEL); in lima_sched_task_init()
121 if (!task->bos) in lima_sched_task_init()
127 err = drm_sched_job_init(&task->base, &context->base, 1, vm); in lima_sched_task_init()
129 kfree(task->bos); in lima_sched_task_init()
133 drm_sched_job_arm(&task->base); in lima_sched_task_init()
135 task->num_bos = num_bos; in lima_sched_task_init()
136 task->vm = lima_vm_get(vm); in lima_sched_task_init()
141 void lima_sched_task_fini(struct lima_sched_task *task) in lima_sched_task_fini() argument
145 drm_sched_job_cleanup(&task->base); in lima_sched_task_fini()
[all …]
/linux/drivers/scsi/qedi/
H A Dqedi_fw_iscsi.h31 * task context.
33 * @param task_params - Pointer to task parameters struct
37 * @param sgl_task_params - Pointer to SGL task params
49 * Request task context.
51 * @param task_params - Pointer to task parameters struct
53 * @param tx_sgl_task_params - Pointer to SGL task params
54 * @param rx_sgl_task_params - Pointer to SGL task params
62 * task context.
64 * @param task_params - Pointer to task parameters struct
66 * @param tx_sgl_task_params - Pointer to SGL task params
[all …]

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