Function report |
Source Code:kernel\trace\fgraph.c |
Create Date:2022-07-28 12:17:41 |
| Last Modify:2020-03-17 20:08:56 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Hibernation protection.* The state of the current task is too much unstable during* suspend/restore to disk. We want to protect against that.
Proto:static int ftrace_suspend_notifier_call(struct notifier_block *bl, unsigned long state, void *unused)
Type:int
Parameter:
| Type | Parameter | Name |
|---|---|---|
| struct notifier_block * | bl | |
| unsigned long | state | |
| void * | unused |
| 213 | Case state == Going to hibernate |
| 214 | pause_graph_tracing() |
| 215 | Break |
| 217 | Case state == Hibernation finished |
| 218 | unpause_graph_tracing() |
| 219 | Break |
| 221 | Return Don't care |
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