On Fri, Aug 23, 2024 at 08:06:17AM +0200, Krzysztof Kozlowski wrote: > On 22/08/2024 20:07, Dmitry Torokhov wrote: > > On Thu, Aug 22, 2024 at 05:48:33PM +0200, Krzysztof Kozlowski wrote: > >> On Sun, Aug 18, 2024 at 09:58:03PM -0700, Dmitry Torokhov wrote: > >>> Guard notation is more compact and ensures that the mutex will be > >>> released when control leaves the function. > >>> > >>> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> > >>> --- > >>> drivers/input/keyboard/samsung-keypad.c | 8 ++------ > >>> 1 file changed, 2 insertions(+), 6 deletions(-) > >>> > >> > >> You need to include cleanup.h (unless some other patch already did it > >> and I missed it?) > > > > Guard for mutexes defined in mutex.h which is pulled in indirectly, and > > guard() is not in mutex.h and in general we are including headers for > the things directly used in the unit. Oh, but it is: https://elixir.bootlin.com/linux/v6.10/source/include/linux/mutex.h#L196 DEFINE_GUARD(mutex, struct mutex *, mutex_lock(_T), mutex_unlock(_T)) > > > cleanup.h is included there. > > > > If we want to list all the headers that we need instead of relying on > > Fixing existing code is another thing. I only propose to add new code > with the header. > > I don't have strong opinion anyway, so: > > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Thanks! -- Dmitry