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ACPICA: revert "acpi_serialize" changes

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This reverts 977a6226fe
and reverts 1ba753acb3
and updates acpi_ev_queue_notify_request()
to restore the previous implementation of the
"acpi_serialize" workaround.

http://bugzilla.kernel.org/show_bug.cgi?id=8171

Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown
2007-03-15 04:10:36 -04:00
parent 4e337adae4
commit a8f4af6dc6
10 changed files with 90 additions and 113 deletions
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30
drivers/acpi/executer/exsystem.c
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@@ -66,6 +66,7 @@ ACPI_MODULE_NAME("exsystem")
acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout)
{
acpi_status status;
acpi_status status2;
ACPI_FUNCTION_TRACE(ex_system_wait_semaphore);
@@ -78,7 +79,7 @@ acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout)
/* We must wait, so unlock the interpreter */
acpi_ex_relinquish_interpreter();
acpi_ex_exit_interpreter();
status = acpi_os_wait_semaphore(semaphore, 1, timeout);
@@ -88,7 +89,13 @@ acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout)
/* Reacquire the interpreter */
acpi_ex_reacquire_interpreter();
status2 = acpi_ex_enter_interpreter();
if (ACPI_FAILURE(status2)) {
/* Report fatal error, could not acquire interpreter */
return_ACPI_STATUS(status2);
}
}
return_ACPI_STATUS(status);
@@ -112,6 +119,7 @@ acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout)
acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout)
{
acpi_status status;
acpi_status status2;
ACPI_FUNCTION_TRACE(ex_system_wait_mutex);
@@ -124,7 +132,7 @@ acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout)
/* We must wait, so unlock the interpreter */
acpi_ex_relinquish_interpreter();
acpi_ex_exit_interpreter();
status = acpi_os_acquire_mutex(mutex, timeout);
@@ -134,7 +142,13 @@ acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout)
/* Reacquire the interpreter */
acpi_ex_reacquire_interpreter();
status2 = acpi_ex_enter_interpreter();
if (ACPI_FAILURE(status2)) {
/* Report fatal error, could not acquire interpreter */
return_ACPI_STATUS(status2);
}
}
return_ACPI_STATUS(status);
@@ -195,18 +209,20 @@ acpi_status acpi_ex_system_do_stall(u32 how_long)
acpi_status acpi_ex_system_do_suspend(acpi_integer how_long)
{
acpi_status status;
ACPI_FUNCTION_ENTRY();
/* Since this thread will sleep, we must release the interpreter */
acpi_ex_relinquish_interpreter();
acpi_ex_exit_interpreter();
acpi_os_sleep(how_long);
/* And now we must get the interpreter again */
acpi_ex_reacquire_interpreter();
return (AE_OK);
status = acpi_ex_enter_interpreter();
return (status);
}
/*******************************************************************************