Messages in this thread | | | Date | Fri, 14 Aug 2020 11:02:24 -0700 | From | "Paul E. McKenney" <> | Subject | Re: [RFC-PATCH 1/2] mm: Add __GFP_NO_LOCKS flag |
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On Fri, Aug 14, 2020 at 07:49:24PM +0200, Peter Zijlstra wrote: > On Fri, Aug 14, 2020 at 09:11:06AM -0700, Paul E. McKenney wrote: > > Just to make sure we are talking about the same thing, please see below > > for an untested patch that illustrates how I was interpreting your words. > > Was this what you had in mind? > > No, definitely not. > > Also, since we used to be able to use call_rcu() _everywhere_, including > under zone->lock, how's that working with you calling the > page-allocating from it?
Indeed, that is exactly the problem we are trying to solve.
Thanx, Paul
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