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authorLen Brown <len.brown@intel.com>2007-03-15 04:10:36 -0400
committerLen Brown <len.brown@intel.com>2007-03-15 04:10:36 -0400
commita8f4af6dc6600980885c594f52eecd60edd62013 (patch)
tree818ff31a6fddaefc0a861cf967bb0120029f5fa3 /drivers/acpi/events/evxface.c
parent4e337adae4e960f64043b9f433c4a825c902616c (diff)
ACPICA: revert "acpi_serialize" changes
This reverts 977a6226feae3e2c10a4d8227625ff0f04b49239 and reverts 1ba753acb372c2955a4843302e92e49ce82e2fea 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>
Diffstat (limited to 'drivers/acpi/events/evxface.c')
-rw-r--r--drivers/acpi/events/evxface.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/acpi/events/evxface.c b/drivers/acpi/events/evxface.c
index 685a103a358..a3379bafa67 100644
--- a/drivers/acpi/events/evxface.c
+++ b/drivers/acpi/events/evxface.c
@@ -768,9 +768,11 @@ acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle)
return (AE_BAD_PARAMETER);
}
- /* Must lock interpreter to prevent race conditions */
+ status = acpi_ex_enter_interpreter();
+ if (ACPI_FAILURE(status)) {
+ return (status);
+ }
- acpi_ex_enter_interpreter();
status = acpi_ev_acquire_global_lock(timeout);
acpi_ex_exit_interpreter();