FSH IOSEMCLEAR

This function allows an FSD to clear the I/O event semaphore that is a part of the Extended Strategy request packet.

Syntax
FSH_IOSEMCLEAR(pSem)

Parameters

 * pSem: is the handle to the I/O event semaphore.

Returns
If no error is detected, a zero error code is returned. If an error is detected, one of the following error codes is returned:
 * ERROR_EXCL_ALREADY_OWNED the exclusive semaphore is already owned.
 * ERROR_PROTECTION_VIOLATION the semaphore is inaccessible.

Calling Sequence
int far pascal FSH_IOSEMCLEAR(pSem)

Remarks
FSH_IOSEMCLEAR may block.

For a detailed description of the Extended Strategy request interface, please see the OS/2 Version 2.0 Physical Device Driver Reference.


 * Note: OS/2 does not validate input parameters. An FSD, therefore, should call FSH_PROBEBUF where appropriate.