On Fri, Nov 05, 2021 at 05:25:30PM +0100, Anders Roxell wrote: > When building selftests/cgroup with clang, the compiler warn about the > function abs() see below: > > In file included from test_memcontrol.c:21: > ./cgroup_util.h:16:9: warning: absolute value function 'abs' given an argument of type 'long' but has parameter of type 'int' which may cause truncation of value [-Wabsolute-value] > return abs(a - b) <= (a + b) / 100 * err; > ^ > ./cgroup_util.h:16:9: note: use function 'labs' instead > return abs(a - b) <= (a + b) / 100 * err; > ^~~ > labs > > The note indicates what to do, Rework to use the function 'labs()'. > > Signed-off-by: Anders Roxell <anders.roxell@xxxxxxxxxx> > --- Thanks! Acked-by: Christian Brauner <christian.brauner@xxxxxxxxxx>
