175     ACPI_RW_LOCK            *Lock)  in AcpiUtCreateRwLock()  argument
180     Lock->NumReaders = 0;  in AcpiUtCreateRwLock()
181     Status = AcpiOsCreateMutex (&Lock->ReaderMutex);  in AcpiUtCreateRwLock()
187     Status = AcpiOsCreateMutex (&Lock->WriterMutex);  in AcpiUtCreateRwLock()
194     ACPI_RW_LOCK            *Lock)  in AcpiUtDeleteRwLock()  argument
197     AcpiOsDeleteMutex (Lock->ReaderMutex);  in AcpiUtDeleteRwLock()
198     AcpiOsDeleteMutex (Lock->WriterMutex);  in AcpiUtDeleteRwLock()
200     Lock->NumReaders = 0;  in AcpiUtDeleteRwLock()
201     Lock->ReaderMutex = NULL;  in AcpiUtDeleteRwLock()
202     Lock->WriterMutex = NULL;  in AcpiUtDeleteRwLock()
226     ACPI_RW_LOCK            *Lock)  in AcpiUtAcquireReadLock()  argument
231     Status = AcpiOsAcquireMutex (Lock->ReaderMutex, ACPI_WAIT_FOREVER);  in AcpiUtAcquireReadLock()
239     Lock->NumReaders++;  in AcpiUtAcquireReadLock()
240     if (Lock->NumReaders == 1)  in AcpiUtAcquireReadLock()
242         Status = AcpiOsAcquireMutex (Lock->WriterMutex, ACPI_WAIT_FOREVER);  in AcpiUtAcquireReadLock()
245     AcpiOsReleaseMutex (Lock->ReaderMutex);  in AcpiUtAcquireReadLock()
252     ACPI_RW_LOCK            *Lock)  in AcpiUtReleaseReadLock()  argument
257     Status = AcpiOsAcquireMutex (Lock->ReaderMutex, ACPI_WAIT_FOREVER);  in AcpiUtReleaseReadLock()
265     Lock->NumReaders--;  in AcpiUtReleaseReadLock()
266     if (Lock->NumReaders == 0)  in AcpiUtReleaseReadLock()
268         AcpiOsReleaseMutex (Lock->WriterMutex);  in AcpiUtReleaseReadLock()
271     AcpiOsReleaseMutex (Lock->ReaderMutex);  in AcpiUtReleaseReadLock()
294     ACPI_RW_LOCK            *Lock)  in AcpiUtAcquireWriteLock()  argument
299     Status = AcpiOsAcquireMutex (Lock->WriterMutex, ACPI_WAIT_FOREVER);  in AcpiUtAcquireWriteLock()
306     ACPI_RW_LOCK            *Lock)  in AcpiUtReleaseWriteLock()  argument
309     AcpiOsReleaseMutex (Lock->WriterMutex);  in AcpiUtReleaseWriteLock()