On Fri, 2020-11-06 at 10:37 +, Will Deacon wrote:
> > diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
> > index 09c96f57818c..10729d2d6084 100644
> > --- a/arch/arm64/kernel/smp.c
> > +++ b/arch/arm64/kernel/smp.c
> > @@ -421,6 +421,8 @@ void cpu_die_early(void)
> >
> > upd
On Thu, Nov 05, 2020 at 09:15:24PM -0500, Qian Cai wrote:
> On Thu, 2020-11-05 at 15:28 -0800, Paul E. McKenney wrote:
> > On Thu, Nov 05, 2020 at 06:02:49PM -0500, Qian Cai wrote:
> > > On Thu, 2020-11-05 at 22:22 +, Will Deacon wrote:
> > > > Hmm, this patch has caused a regression in the cas
On Thu, Nov 05, 2020 at 09:15:24PM -0500, Qian Cai wrote:
> On Thu, 2020-11-05 at 15:28 -0800, Paul E. McKenney wrote:
> > On Thu, Nov 05, 2020 at 06:02:49PM -0500, Qian Cai wrote:
> > > On Thu, 2020-11-05 at 22:22 +, Will Deacon wrote:
> > > > On Fri, Oct 30, 2020 at 04:33:25PM +, Will Dea
On Thu, 2020-11-05 at 15:28 -0800, Paul E. McKenney wrote:
> On Thu, Nov 05, 2020 at 06:02:49PM -0500, Qian Cai wrote:
> > On Thu, 2020-11-05 at 22:22 +, Will Deacon wrote:
> > > On Fri, Oct 30, 2020 at 04:33:25PM +, Will Deacon wrote:
> > > > On Wed, 28 Oct 2020 14:26:14 -0400, Qian Cai wr
On Thu, Nov 05, 2020 at 06:02:49PM -0500, Qian Cai wrote:
> On Thu, 2020-11-05 at 22:22 +, Will Deacon wrote:
> > On Fri, Oct 30, 2020 at 04:33:25PM +, Will Deacon wrote:
> > > On Wed, 28 Oct 2020 14:26:14 -0400, Qian Cai wrote:
> > > > The call to rcu_cpu_starting() in secondary_start_kern
On Thu, 2020-11-05 at 22:22 +, Will Deacon wrote:
> On Fri, Oct 30, 2020 at 04:33:25PM +, Will Deacon wrote:
> > On Wed, 28 Oct 2020 14:26:14 -0400, Qian Cai wrote:
> > > The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> > > enough in the CPU-hotplug onlining process
On Fri, Oct 30, 2020 at 04:33:25PM +, Will Deacon wrote:
> On Wed, 28 Oct 2020 14:26:14 -0400, Qian Cai wrote:
> > The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> > enough in the CPU-hotplug onlining process, which results in lockdep
> > splats as follows:
> >
> > WA
On Wed, 28 Oct 2020 14:26:14 -0400, Qian Cai wrote:
> The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> enough in the CPU-hotplug onlining process, which results in lockdep
> splats as follows:
>
> WARNING: suspicious RCU usage
> -
> kernel/lo
On Thu, Oct 29, 2020 at 09:17:35AM -0400, Qian Cai wrote:
> On Thu, 2020-10-29 at 09:10 +, Will Deacon wrote:
> > On Wed, Oct 28, 2020 at 02:26:14PM -0400, Qian Cai wrote:
> > > The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> > > enough in the CPU-hotplug onlining proc
On Thu, Oct 29, 2020 at 09:10:45AM +, Will Deacon wrote:
> On Wed, Oct 28, 2020 at 02:26:14PM -0400, Qian Cai wrote:
> > The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> > enough in the CPU-hotplug onlining process, which results in lockdep
> > splats as follows:
> >
>
On Thu, 2020-10-29 at 09:10 +, Will Deacon wrote:
> On Wed, Oct 28, 2020 at 02:26:14PM -0400, Qian Cai wrote:
> > The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> > enough in the CPU-hotplug onlining process, which results in lockdep
> > splats as follows:
> >
> > WAR
On Wed, Oct 28, 2020 at 02:26:14PM -0400, Qian Cai wrote:
> The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> enough in the CPU-hotplug onlining process, which results in lockdep
> splats as follows:
>
> WARNING: suspicious RCU usage
> -
> ker
The call to rcu_cpu_starting() in secondary_start_kernel() is not early
enough in the CPU-hotplug onlining process, which results in lockdep
splats as follows:
WARNING: suspicious RCU usage
-
kernel/locking/lockdep.c:3497 RCU-list traversed in non-reader section!!
On Wed, Oct 28, 2020 at 02:26:14PM -0400, Qian Cai wrote:
> The call to rcu_cpu_starting() in secondary_start_kernel() is not early
> enough in the CPU-hotplug onlining process, which results in lockdep
> splats as follows:
>
> WARNING: suspicious RCU usage
> -
> ker
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