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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-07-10 11:52:50 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-07-10 11:52:50 +0200 |
| commit | 6cf7fb5a95dec9743f4bfd96f9ece580a355cdd1 (patch) | |
| tree | 4e2e2f600452b28b7ee5e627e64b7f0331aeb49f | |
| parent | Merge tag 'acpi-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/raf... (diff) | |
| download | linux-6cf7fb5a95dec9743f4bfd96f9ece580a355cdd1.tar.xz linux-6cf7fb5a95dec9743f4bfd96f9ece580a355cdd1.zip | |
Revert "ACPICA: Update table load object initialization"
Revert commit c522ad0637ca ("ACPICA: Update table load object
initialization") as it causes systems to hang on attempts to load
OEM ACPI tables.
Reported-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| -rw-r--r-- | drivers/acpi/acpica/exconfig.c | 16 | ||||
| -rw-r--r-- | drivers/acpi/acpica/tbxfload.c | 10 |
2 files changed, 17 insertions, 9 deletions
diff --git a/drivers/acpi/acpica/exconfig.c b/drivers/acpi/acpica/exconfig.c index 58c04d706723..587aeeeb5070 100644 --- a/drivers/acpi/acpica/exconfig.c +++ b/drivers/acpi/acpica/exconfig.c @@ -174,9 +174,12 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state, return_ACPI_STATUS(status); } - /* Complete the initialization/resolution of new objects */ + /* Complete the initialization/resolution of package objects */ - acpi_ns_initialize_objects(); + status = acpi_ns_walk_namespace(ACPI_TYPE_PACKAGE, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, 0, + acpi_ns_init_one_package, NULL, NULL, + NULL); /* Parameter Data (optional) */ @@ -434,11 +437,12 @@ acpi_ex_load_op(union acpi_operand_object *obj_desc, return_ACPI_STATUS(status); } - /* Complete the initialization/resolution of new objects */ + /* Complete the initialization/resolution of package objects */ - acpi_ex_exit_interpreter(); - acpi_ns_initialize_objects(); - acpi_ex_enter_interpreter(); + status = acpi_ns_walk_namespace(ACPI_TYPE_PACKAGE, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, 0, + acpi_ns_init_one_package, NULL, NULL, + NULL); /* Store the ddb_handle into the Target operand */ diff --git a/drivers/acpi/acpica/tbxfload.c b/drivers/acpi/acpica/tbxfload.c index 86f1693f6d29..ef8f8a9f3c9c 100644 --- a/drivers/acpi/acpica/tbxfload.c +++ b/drivers/acpi/acpica/tbxfload.c @@ -297,11 +297,15 @@ acpi_status acpi_load_table(struct acpi_table_header *table) status = acpi_tb_install_and_load_table(ACPI_PTR_TO_PHYSADDR(table), ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL, FALSE, &table_index); - if (ACPI_SUCCESS(status)) { - /* Complete the initialization/resolution of new objects */ + if (ACPI_SUCCESS(status)) { + /* Complete the initialization/resolution of package objects */ - acpi_ns_initialize_objects(); + status = acpi_ns_walk_namespace(ACPI_TYPE_PACKAGE, + ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, 0, + acpi_ns_init_one_package, + NULL, NULL, NULL); } return_ACPI_STATUS(status); |