GuardedRegions rule (wdm)
The GuardedRegions rule verifies that calls to KeEnterGuardedRegion and KeLeaveGuardedRegion are used in strict alternation.
Each call to KeEnterGuardedRegion must have a matching call to KeLeaveGuardedRegion.
Driver model: WDM
Bug check(s) found with this rule: Bug Check 0xC4: DRIVER_VERIFIER_DETECTED_VIOLATION (0x0004000E)
How to test
At compile time |
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Run Static Driver Verifier and specify the GuardedRegions rule. Use the following steps to run an analysis of your code:
For more information, see Using Static Driver Verifier to Find Defects in Drivers. |
At run time |
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Run Driver Verifier and select the DDI compliance checking option. |
Applies to
KeEnterGuardedRegion KeLeaveGuardedRegion
See also
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