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[34.78.232.44]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43bbf2ed24asm41351505e9.23.2025.03.03.02.34.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Mar 2025 02:34:56 -0800 (PST) Date: Mon, 3 Mar 2025 10:34:52 +0000 From: Brendan Jackman To: Dev Jain Cc: Lorenzo Stoakes , Andrew Morton , Shuah Khan , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 04/10] selftests/mm/uffd: Rename nr_cpus -> nr_threads Message-ID: References: <20250228-mm-selftests-v3-0-958e3b6f0203@google.com> <20250228-mm-selftests-v3-4-958e3b6f0203@google.com> <18ea9794-3901-4802-875c-b0327984a9d6@arm.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <18ea9794-3901-4802-875c-b0327984a9d6@arm.com> On Mon, Mar 03, 2025 at 03:48:38PM +0530, Dev Jain wrote: > > > On 03/03/25 3:17 pm, Brendan Jackman wrote: > > On Fri, Feb 28, 2025 at 11:06:35PM +0530, Dev Jain wrote: > > > Taking a cursory look at the test, it creates three threads for each cpu. > > > The bounding of the variable is fine but that being the reason to rename the > > > variable is not making sense to me. > > > > Hmm yeah the name needs to be more abstract. Do you think nr_workers > > would be confusing? Or even just "parallelism" or nr_parallel? Or any > > other ideas? > > > > FWIW I briefly looked at just cleaning this up to remove the global > > variable but that's a bigger time investment than I can afford here I > > think. (The local variable in stress() would still need a better name > > anyway). > > > > Thanks for the review BTW! > > Your welcome. > > I personally prefer leaving it as is; unless someone comes up and completely > cleans up the structure, let us save our collective brain cycles for more > meaningful battles than renaming variables :) Hmm, I think that's a false economy on brain cycles. A variable called nr_cpus that isn't a number of CPUs is bound to waste a bunch of mental energy at some point in the future. Unless you strongly object I'll go for nr_parallel. It's not a great name but, well... I think that probably just suggests it's not a great variable, and I don't have time to fix that.