Function report |
Source Code:kernel\trace\trace_events_hist.c |
Create Date:2022-07-28 12:32:07 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:action_create
Proto:static int action_create(struct hist_trigger_data *hist_data, struct action_data *data)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct hist_trigger_data * | hist_data | |
struct action_data * | data |
4351 | file = event_file |
4357 | ret = 0 |
4359 | If action == ACTION_TRACE Then Return trace_action_create(hist_data, data) |
4362 | If action == ACTION_SNAPSHOT Then |
4363 | track_data = track_data_alloc(key_size, data, hist_data) |
4364 | If IS_ERR(track_data) Then |
4365 | ret = PTR_ERR(track_data) |
4366 | Go to out |
4371 | If ret Then track_data_free(track_data) |
4374 | Go to out |
4377 | If action == ACTION_SAVE Then |
4378 | If n_save_vars Then |
4385 | param = kstrdup(params[i], GFP_KERNEL) |
4386 | If Not param Then |
4400 | save_vars[n_save_vars++] = field_var |
4401 | If flags & HIST_FIELD_FL_STRING Then n_save_var_str++ |
4406 | out : |
4407 | Return ret |
Name | Describe |
---|---|
track_data_create | |
onmatch_create |
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