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 | ACPICA: Add support for FunctionalFixedHW in acpi_ut_get_region_name (diff) | |
| download | linux-dev-ef09c4f578147464524041cbe3205bb25f900598.tar.xz linux-dev-ef09c4f578147464524041cbe3205bb25f900598.zip | |
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 785a5ee64585..bea7223d7a71 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); } |