Re: [PATCH 08/15] ACPICA: Dispatcher: Update thread ID for recursive method calls

From: Prarit Bhargava
Date: Wed May 04 2016 - 11:10:17 EST




On 05/04/2016 01:48 AM, Lv Zheng wrote:
> From: Prarit Bhargava <prarit@xxxxxxxxxx>
>
> ACPICA commit 7a3bd2d962f221809f25ddb826c9e551b916eb25
>
> Set the mutex owner thread ID.
> Original patch from: Prarit Bhargava <prarit@xxxxxxxxxx>
>
> Link: https://github.com/acpica/acpica/commit/7a3bd2d9
> Signed-off-by: Prarit Bhargava <prarit@xxxxxxxxxx>
> Signed-off-by: Bob Moore <robert.moore@xxxxxxxxx>
> Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx>

cc'ing Mario @ Dell and stable.

P.

> ---
> drivers/acpi/acpica/dsmethod.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
> index ddfec05..47c7b52 100644
> --- a/drivers/acpi/acpica/dsmethod.c
> +++ b/drivers/acpi/acpica/dsmethod.c
> @@ -428,6 +428,9 @@ acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node,
> obj_desc->method.mutex->mutex.
> original_sync_level =
> obj_desc->method.mutex->mutex.sync_level;
> +
> + obj_desc->method.mutex->mutex.thread_id =
> + acpi_os_get_thread_id();
> }
> }
>
>