On Tue, Mar 10, 2020 at 12:17:47PM +0000, Mark Rutland wrote: > On Fri, Mar 06, 2020 at 03:53:48PM +1100, Stephen Rothwell wrote: > > Hi all, > > > > On Mon, 2 Mar 2020 14:44:52 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote: > > > > > > After merging the random tree, today's linux-next build (x86_64 > > > allnoconfig) produced this warning: > > > > > > drivers/char/random.c:820:13: warning: 'crng_initialize_secondary' defined but not used [-Wunused-function] > > > 820 | static void crng_initialize_secondary(struct crng_state *crng) > > > | ^~~~~~~~~~~~~~~~~~~~~~~~~ > > > > > > Introduced by commit > > > > > > 5cbe0f13b51a ("random: split primary/secondary crng init paths") > > > > I am still getting this warning. > > Sorry, this is my bad. > > We only call crng_initialize_secondary() in do_numa_crng_init(), which > is only built for CONFIG_NUMA. We can either drop both > crng_initialize_secondary() and crng_init_try_arch() under the > CONFIG_NUMA ifdef, or add __maybe_unused to crng_initialize_secondary(). > > Ted, does the below look ok to you? Or would you prefer moving things > under the ifdeffery? Yes, that looks fine. Reordering the functions to move them under the #ifdefs will make the code less readable, and adding extra #ifdef/#endif would also make things less readable. Thanks for the patch, will apply. - Ted