On Wed, Jun 21, 2017 at 04:48:06PM +1000, Stephen Rothwell wrote:
> Hi Paul,
>
> After merging the rcu tree, today's linux-next build (x86_64 allnoconfig)
> produced this warning:
>
> kernel/cpu.c: In function 'boot_cpu_state_init':
> kernel/cpu.c:1778:6: warning: unused variable 'cpu' [-Wunused-variable]
> int cpu;
> ^
>
> Introduced by commit
>
> faeb334286b7 ("rcu: Migrate callbacks earlier in the CPU-offline timeline")
Hello, Stephen,
Apologies, should be fixed now -- added a __maybe_unused.
But I didn't realize you did SMP=n builds! ;-)
Thanx, Paul