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SubjectRe: [PATCH 0/3] sched/swait: Convert to full exclusive mode
On Tue, Jun 12, 2018 at 10:34:49AM +0200, Peter Zijlstra wrote:
> As mentioned by Linus, swait is exclusive mode and had better behave like it
> and be named like it.
>
> Make it so.

Cool!

When I tried testing it on x86 against recent mainline, I got:

"WARNING: WARNING: Bad or missing .orc_unwind table. Disabling unwinder."

But when I tested on recent mainline without your patches:

4597fcff0704 "Merge tag 'for-4.18/dm-changes-v2' of
git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm"

I get the same warning. Trying again on today's mainline, but in the
meantime, is anyone else seeing this?

Thanx, Paul

> ---
> arch/mips/kvm/mips.c | 4 ++--
> arch/powerpc/kvm/book3s_hv.c | 6 +++---
> arch/s390/kvm/interrupt.c | 2 +-
> arch/x86/kernel/kvm.c | 4 ++--
> arch/x86/kvm/lapic.c | 2 +-
> include/linux/swait.h | 36 ++++++++++++++++++------------------
> kernel/power/suspend.c | 4 ++--
> kernel/rcu/srcutiny.c | 4 ++--
> kernel/rcu/tree.c | 8 ++++----
> kernel/rcu/tree_exp.h | 4 ++--
> kernel/rcu/tree_plugin.h | 12 ++++++------
> kernel/sched/swait.c | 32 ++++++++++++++++++++++----------
> virt/kvm/arm/arm.c | 4 ++--
> virt/kvm/arm/psci.c | 2 +-
> virt/kvm/async_pf.c | 2 +-
> virt/kvm/kvm_main.c | 4 ++--
> 16 files changed, 71 insertions(+), 59 deletions(-)
>
>

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