diff options
| author |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-06-24 23:36:20 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-06-24 23:36:20 +0200 |
| commit | 2605b98109100f70398115a473ea190ce93fda5e (patch) | |
| tree | 071f522f0bd02c84282be4ac422a360438d3a7aa /drivers/acpi | |
| parent | Linux 4.7-rc4 (diff) | |
| parent | ACPICA: Namespace: Fix deadlock triggered by MLC support in dynamic table loading (diff) | |
| download | linux-dev-2605b98109100f70398115a473ea190ce93fda5e.tar.xz linux-dev-2605b98109100f70398115a473ea190ce93fda5e.zip | |
Merge branch 'acpica-fixes'
* acpica-fixes:
ACPICA: Namespace: Fix deadlock triggered by MLC support in dynamic table loading
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpica/exconfig.c | 2 | ||||
| -rw-r--r-- | drivers/acpi/acpica/nsparse.c | 9 |
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/acpi/acpica/exconfig.c b/drivers/acpi/acpica/exconfig.c index a1d177d58254..21932d640a41 100644 --- a/drivers/acpi/acpica/exconfig.c +++ b/drivers/acpi/acpica/exconfig.c @@ -108,7 +108,9 @@ acpi_ex_add_table(u32 table_index, /* Add the table to the namespace */ + acpi_ex_exit_interpreter(); status = acpi_ns_load_table(table_index, parent_node); + acpi_ex_enter_interpreter(); if (ACPI_FAILURE(status)) { acpi_ut_remove_reference(obj_desc); *ddb_handle = NULL; diff --git a/drivers/acpi/acpica/nsparse.c b/drivers/acpi/acpica/nsparse.c index f631a47724f0..1783cd7e1446 100644 --- a/drivers/acpi/acpica/nsparse.c +++ b/drivers/acpi/acpica/nsparse.c @@ -47,6 +47,7 @@ #include "acparser.h" #include "acdispat.h" #include "actables.h" +#include "acinterp.h" #define _COMPONENT ACPI_NAMESPACE ACPI_MODULE_NAME("nsparse") @@ -170,6 +171,8 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node) ACPI_FUNCTION_TRACE(ns_parse_table); + acpi_ex_enter_interpreter(); + /* * AML Parse, pass 1 * @@ -185,7 +188,7 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node) status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS1, table_index, start_node); if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + goto error_exit; } /* @@ -201,8 +204,10 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node) status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS2, table_index, start_node); if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + goto error_exit; } +error_exit: + acpi_ex_exit_interpreter(); return_ACPI_STATUS(status); } |