On Thu, 2017-10-05 at 00:04:30 UTC, Thiago Jung Bauermann wrote: > It turns out that not all paths calling arch_update_cpu_topology hold > cpu_hotplug_lock, but that's ok because those paths aren't supposed to race > with any concurrent hotplug events. > > Callers of arch_update_cpu_topology are expected to know what they are > doing when they call the function without holding the lock, so remove the > lockdep warning. ... > > Signed-off-by: Thiago Jung Bauermann <[email protected]> > Fixes: 3e401f7a2e51 ("powerpc: Only obtain cpu_hotplug_lock if called by > rtasd") > Link: > https://lists.ozlabs.org/pipermail/linuxppc-dev/2017-September/163244.html > Link: https://github.com/linuxppc/linux/issues/106
Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/6b2c08f989250c54f31b53dba9ace8 cheers
