diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpica/tbinstal.c | 1 | ||||
| -rw-r--r-- | drivers/acpi/sbs.c | 2 | ||||
| -rw-r--r-- | drivers/acpi/scan.c | 6 |
3 files changed, 6 insertions, 3 deletions
diff --git a/drivers/acpi/acpica/tbinstal.c b/drivers/acpi/acpica/tbinstal.c index 755b90c40ddf..c0b39f304ea3 100644 --- a/drivers/acpi/acpica/tbinstal.c +++ b/drivers/acpi/acpica/tbinstal.c @@ -346,7 +346,6 @@ acpi_tb_install_standard_table(acpi_physical_address address, */ acpi_tb_uninstall_table(&new_table_desc); *table_index = i; - (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); return_ACPI_STATUS(AE_OK); } } diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index a7a3edd28beb..f23179e84128 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -670,7 +670,7 @@ static int acpi_sbs_add(struct acpi_device *device) if (!sbs_manager_broken) { result = acpi_manager_get_info(sbs); if (!result) { - sbs->manager_present = 0; + sbs->manager_present = 1; for (id = 0; id < MAX_SBS_BAT; ++id) if ((sbs->batteries_supported & (1 << id))) acpi_battery_add(sbs, id); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index c9ea3dfb4974..0446d0d5efa5 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -251,7 +251,11 @@ bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent) struct acpi_device_physical_node *pn; bool offline = true; - mutex_lock(&adev->physical_node_lock); + /* + * acpi_container_offline() calls this for all of the container's + * children under the container's physical_node_lock lock. + */ + mutex_lock_nested(&adev->physical_node_lock, SINGLE_DEPTH_NESTING); list_for_each_entry(pn, &adev->physical_node_list, node) if (device_supports_offline(pn->dev) && !pn->dev->offline) { |