diff options
| author | Bob Moore <robert.moore@intel.com> | 2011-02-14 16:13:25 +0800 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2011-03-02 19:38:06 -0500 |
| commit | ef09c4f578147464524041cbe3205bb25f900598 (patch) | |
| tree | c4270c7cf7f257fad6d8e8e7f5107c54f9d9b8d6 /drivers/acpi/acpica/evregion.c | |
| parent | 47863b9cbec29f137b3a7718ec851be879b41137 (diff) | |
ACPICA: Add mechanism to defer _REG methods for some installed handlers
The memory/io/pci/dataTable regions must always be available. For
any user installed handlers for these spaces, defer execution
of _REG methods until acpi_enable_subsystem. This prevents any
chicken/egg problems and ensures that no methods are executed
until all of these regions are ready and available.
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/evregion.c')
| -rw-r--r-- | drivers/acpi/acpica/evregion.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c index 785a5ee6458..bea7223d7a7 100644 --- a/drivers/acpi/acpica/evregion.c +++ b/drivers/acpi/acpica/evregion.c @@ -231,6 +231,8 @@ acpi_status acpi_ev_initialize_op_regions(void) } } + acpi_gbl_reg_methods_executed = TRUE; + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return_ACPI_STATUS(status); } |