From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johannes Weiner Subject: Re: [PATCH v6 5/7] psi: track changed states Date: Wed, 20 Mar 2019 17:01:15 -0400 Message-ID: <20190320210115.GD19382@cmpxchg.org> References: <20190319235619.260832-1-surenb@google.com> <20190319235619.260832-6-surenb@google.com> Mime-Version: 1.0 Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cmpxchg-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=Ac3c8BuwXRGufN3K90gjwkHmlf5WusrlHW6NBm1q4lU=; b=JEjXZibp3H4f5ucHf9/nYNdp/ytl0tGHWy0AKX8AmsOYBRlU8V7e7ASVsOt5LncbG1 gCS3JBKOn47BLQ8g8YjIgv5iVaKorzkc91V8QDkcVsYe9/uFey0bvFZJ40zD0zOsl8II nHTxk66AWJwMWj4oEKBm1cbfvp6BYEg7JuMVewxzaYlEdBuWcOECG93P/lHKqFr/4AtI Ay0134rkQc9XtvkOKQ5mUy2sa9+TvRSVaXpfbxTCCpsuq4KZKEtKZF+CElW2vAYDxjNZ iH6/4zmve2aF6+bRlPsYN4X24H06xqEBtv9npU1i8LLPi3xQMpqTA2LPRN+hWfZwilZn FBVg== Content-Disposition: inline In-Reply-To: <20190319235619.260832-6-surenb@google.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Suren Baghdasaryan Cc: gregkh@linuxfoundation.org, tj@kernel.org, lizefan@huawei.com, axboe@kernel.dk, dennis@kernel.org, dennisszhou@gmail.com, mingo@redhat.com, peterz@infradead.org, akpm@linux-foundation.org, corbet@lwn.net, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@android.com On Tue, Mar 19, 2019 at 04:56:17PM -0700, Suren Baghdasaryan wrote: > Introduce changed_states parameter into collect_percpu_times to track > the states changed since the last update. > > Signed-off-by: Suren Baghdasaryan Acked-by: Johannes Weiner This will be needed to detect whether polled states activated in the monitor patch.