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[5.38.231.119]) by smtp.gmail.com with ESMTPSA id j14sm464033eja.49.2021.05.12.12.36.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 May 2021 12:36:57 -0700 (PDT) Sender: Ingo Molnar Date: Wed, 12 May 2021 21:36:56 +0200 From: Ingo Molnar To: Alexey Dobriyan Cc: mingo@redhat.com, peterz@infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 4/4] sched: make multiple runqueue task counters 32-bit Message-ID: References: <20210422200228.1423391-1-adobriyan@gmail.com> <20210422200228.1423391-4-adobriyan@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210422200228.1423391-4-adobriyan@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Alexey Dobriyan wrote: > Make > > struct dl_rq::dl_nr_migratory > struct dl_rq::dl_nr_running > > struct rt_rq::rt_nr_boosted > struct rt_rq::rt_nr_migratory > struct rt_rq::rt_nr_total > > struct rq::nr_uninterruptible > > 32-bit. > > If total number of tasks can't exceed 2**32 (and less due to futex pid > limits), then per-runqueue counters can't as well. Applied to tip:sched/core, thanks! There was a bit of a conflict with recent changes in drivers/cpuidle/governors/menu.c, but I fixed it up, hopefully correctly. > This patchset has been sponsored by REX Prefix Eradication Society. A patchset with such an impeccable recommendation letter is impossible to resist. Thanks, Ingo