Function report |
Source Code:security\lockdown\lockdown.c |
Create Date:2022-07-28 19:55:38 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:lockdown_is_locked_down - Find out if the kernel is locked down*@what: Tag to use in notice generated if lockdown is in effect
Proto:static int lockdown_is_locked_down(enum lockdown_reason what)
Type:int
Parameter:
| Type | Parameter | Name |
|---|---|---|
| enum lockdown_reason | what |
| 87 | If WARN(what >= LOCKDOWN_CONFIDENTIALITY_MAX, "Invalid lockdown reason") Then Return -EPERM |
| 91 | If kernel_locked_down >= what Then |
| 92 | If lockdown_reasons[what] Then pr_notice("Lockdown: %s: %s is restricted; see man kernel_lockdown.7\n", comm, lockdown_reasons[what]) |
| 95 | Return -EPERM |
| 98 | Return 0 |
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