From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-f69.google.com (mail-wr1-f69.google.com [209.85.221.69]) by kanga.kvack.org (Postfix) with ESMTP id AE2336B7F23 for ; Fri, 7 Sep 2018 11:58:38 -0400 (EDT) Received: by mail-wr1-f69.google.com with SMTP id q18-v6so12842695wrr.12 for ; Fri, 07 Sep 2018 08:58:38 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id b124-v6sor6108069wmg.0.2018.09.07.08.58.37 for (Google Transport Security); Fri, 07 Sep 2018 08:58:37 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20180907150955.GC11088@cmpxchg.org> References: <20180828172258.3185-1-hannes@cmpxchg.org> <20180905214303.GA30178@cmpxchg.org> <20180907110407.GQ24106@hirez.programming.kicks-ass.net> <20180907150955.GC11088@cmpxchg.org> From: Suren Baghdasaryan Date: Fri, 7 Sep 2018 08:58:36 -0700 Message-ID: Subject: Re: [PATCH 0/9] psi: pressure stall information for CPU, memory, and IO v4 Content-Type: text/plain; charset="UTF-8" Sender: owner-linux-mm@kvack.org List-ID: To: Johannes Weiner Cc: Peter Zijlstra , Ingo Molnar , Andrew Morton , Linus Torvalds , Tejun Heo , Daniel Drake , Vinayak Menon , Christopher Lameter , Peter Enderborg , Shakeel Butt , Mike Galbraith , linux-mm , cgroups@vger.kernel.org, LKML , kernel-team@fb.com Thanks for the new patchset! Backported to 4.9 and retested on ARMv8 8 code system running Android. Signals behave as expected reacting to memory pressure, no jumps in "total" counters that would indicate an overflow/underflow issues. Nicely done! Tested-by: Suren Baghdasaryan On Fri, Sep 7, 2018 at 8:09 AM, Johannes Weiner wrote: > On Fri, Sep 07, 2018 at 01:04:07PM +0200, Peter Zijlstra wrote: >> So yeah, grudingly acked. Did you want me to pick this up through the >> scheduler tree since most of this lives there? > > Thanks for the ack. > > As for routing it, I'll leave that decision to you and Andrew. It > touches stuff all over, so it could result in quite a few conflicts > between trees (although I don't expect any of them to be non-trivial).