Re: [PATCH 2/5] clk: Don't hold prepare_lock when calling kref_put()

From: Doug Anderson
Date: Mon Mar 25 2024 - 13:25:59 EST


Hi,

On Sun, Mar 24, 2024 at 10:44 PM Stephen Boyd <sboyd@xxxxxxxxxx> wrote:
>
> We don't need to hold the prepare_lock when dropping a ref on a struct
> clk_core. The release function is only freeing memory and any code with
> a pointer reference has already unlinked anything pointing to the
> clk_core. This reduces the holding area of the prepare_lock a bit.
>
> Note that we also don't call free_clk() with the prepare_lock held.
> There isn't any reason to do that.
>
> Cc: Douglas Anderson <dianders@xxxxxxxxxxxx>
> Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxx>
> ---
> drivers/clk/clk.c | 12 +++++-------
> 1 file changed, 5 insertions(+), 7 deletions(-)

Reviewed-by: Douglas Anderson <dianders@xxxxxxxxxxxx>