Re: [PATCH 1/3] rcu: Use static initializer for krc.lock

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Subject: Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
From: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Date: Thu, 16 Apr 2020 20:23:09 +0200
Cc: Uladzislau Rezki <urezki@xxxxxxxxx>, rcu@xxxxxxxxxxxxxxx, Josh Triplett <josh@xxxxxxxxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx>, Lai Jiangshan <jiangshanlai@xxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Mike Galbraith <efault@xxxxxx>
In-reply-to: <20200416172953.GR17661@paulmck-ThinkPad-P72>

On 2020-04-16 10:29:53 [-0700], Paul E. McKenney wrote:
> > migrate_disable() would work.
> 
> Or moving to a raw spinlock, correct?

I'm currently in favour of that migrate_disable(). raw spinlock does not
work because there is memory allocation via get_page() later on.

> 							Thanx, Paul
Sebastian

Follow-Ups:
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Paul E. McKenney

References:
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Joel Fernandes
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Uladzislau Rezki
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Sebastian Andrzej Siewior
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Uladzislau Rezki
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Sebastian Andrzej Siewior
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Uladzislau Rezki
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Sebastian Andrzej Siewior
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Uladzislau Rezki
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Sebastian Andrzej Siewior
- Re: [PATCH 1/3] rcu: Use static initializer for krc.lock
  - From: Paul E. McKenney

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