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SubjectRe: [PATCH] PM / runtime: Update links_count also if !CONFIG_SRCU
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On Saturday, February 10, 2018 7:13:58 PM CET Lukas Wunner wrote:
> Commit baa8809f6097 ("PM / runtime: Optimize the use of device links")
> added an invocation of pm_runtime_drop_link() to __device_link_del().
> However there are two variants of that function, one for CONFIG_SRCU and
> another for !CONFIG_SRCU, and the commit only modified the former.
>
> Fixes: baa8809f6097 ("PM / runtime: Optimize the use of device links")
> Cc: stable@vger.kernel.org # v4.10+
> Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> Signed-off-by: Lukas Wunner <lukas@wunner.de>
> ---
> drivers/base/core.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/base/core.c b/drivers/base/core.c
> index b2261f92f2f1..5847364f25d9 100644
> --- a/drivers/base/core.c
> +++ b/drivers/base/core.c
> @@ -310,6 +310,9 @@ static void __device_link_del(struct device_link *link)
> dev_info(link->consumer, "Dropping the link to %s\n",
> dev_name(link->supplier));
>
> + if (link->flags & DL_FLAG_PM_RUNTIME)
> + pm_runtime_drop_link(link->consumer);
> +
> list_del(&link->s_node);
> list_del(&link->c_node);
> device_link_free(link);
>

Applied, thanks!


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