From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f173.google.com (mail-pl1-f173.google.com [209.85.214.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 85374282F5 for ; Thu, 3 Jul 2025 01:23:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751505813; cv=none; b=mrBn6smx0MkLKcDSTV782fBM+KGcIR0PgX6rnsT2+eHGjBnIhvAhXsLsAQi3GfTcAP4UkFc1jcR2tRfR04UtpOA80qAZqd4eW+PxfwkjVFmnmyWtb1U4X7nQbJctNh5dDaP/mT9RhHPNqp7f1wjcnC4nVxmQz/6kiWWxexZ7AQs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751505813; c=relaxed/simple; bh=XcWyjul+cST6dc8a3yJU1N8vgrQ8Cjb4ZU3ZLa7vC6c=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=Wl7/XgNgaD+SlEcWc/03WRgTo7ZkMlA7NcMdmLFZ+QDaOKN+aei5A8170Xynwgo2dbjn7PQPN3HdAI3wFWq7DQvQIcM3UUynEfB/LAxPZcSUIgdmFMJ9p6iP6u7OIDS/lFgySGNiJlYcvuGbGOPBmzf7y7lSDTV+OgaiehP9m/4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=purestorage.com; spf=fail smtp.mailfrom=purestorage.com; dkim=pass (2048-bit key) header.d=purestorage.com header.i=@purestorage.com header.b=PRPFaZk7; arc=none smtp.client-ip=209.85.214.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=purestorage.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=purestorage.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=purestorage.com header.i=@purestorage.com header.b="PRPFaZk7" Received: by mail-pl1-f173.google.com with SMTP id d9443c01a7336-23c71b21f72so1418325ad.2 for ; Wed, 02 Jul 2025 18:23:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=purestorage.com; s=google2022; t=1751505811; x=1752110611; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=XcWyjul+cST6dc8a3yJU1N8vgrQ8Cjb4ZU3ZLa7vC6c=; b=PRPFaZk7I9umpsofnN49HppE+eGmT0cqaE1vG+zxf1YjYnUOzn6cNY0W7enIXhxRTR 2vGx2oANlYN0XSw6GYo8ueEjovWjd2Jaan6+wcKJqcPjN10CHPVvQuKf+9sp0nalRgRT tc3PBzSOvoOuehsOrkdeJg6gxUk7VeFfqNT+3TpvUxx+A9FBX2aIn+VCew3bofHF2DBx kwThT4xytettkc0O4j5A2yzsiHnL61L60K0faw491JzU931TZlo4P7TsxQAoIuxrV1f4 YzxQljDo8Qe56TDJ59pYbsL+VSRkEXxD+6ZmI9GYCpKWt45Qg4orr1wFaqUn15sCSVgn 2w4A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751505811; x=1752110611; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=XcWyjul+cST6dc8a3yJU1N8vgrQ8Cjb4ZU3ZLa7vC6c=; b=YdD3BYzVZ/V7sBSRSTAmfCAllE8AiDFbmYOTTs7C2eHl1urOsV0UU74W0ELjGKjh+0 Nx6eL7IxPDcmttt/rj4VULUnlnOw/RzuH14OWfh+9zcBE2rF7S5A13TaUaVGRdcJZCDZ tauANYwTw7BzbeXrGfsSlz5UWOp12YxyvODY/bDX2rvP2l98OpkT+d1qgrUF2H/DNMJH L0KXyHNH6Gx0cvJtW1aCAiessk3QXtghD8Z0H2ZwTq7GYAFrjawmYh7TsSrrNf0hwYNC 7Iyd79T7/8AjeGv8XfdpgjjZ19AmfIiGnW1EPz6+BqWCTnkG5JO2KdRUYj7oGEkIh7IL ezxw== X-Gm-Message-State: AOJu0Yzmi7+HRnlnB8jU8zhTciTDV4naZgCZpEtJKXJoEpaNLsJHPAa8 Vma6ZbosYXxhbwDEwPFKozFKsp+qofRnyJeBOgsCSEVq61JHEkl4huxwloijogeK/xlH+JO+yua CSl3M+BT1LYjiUQGzR4420BzNguHaSU+59iJWDADcwO7kQUvBU0w6CPA= X-Gm-Gg: ASbGncsKJOmGuj/pbOfx+KEfJ/MIXIk2wa6OUQduyYkxd1amxAoDHpApLv5guqcwzfe vYJtgFz8u2dWLh0yefkO7PUEFwtFKtohnOyKU2LBuPR8mW/rj/cH/Gg6SQ6iSwQ5cSTl++vBYsK rIPSVVUfh4+jQjRRp8vP+kXtsdnKvRsIgMmQKAiMBDUpWOZ5xDbHGj X-Google-Smtp-Source: AGHT+IFkAQkHEbXHbguNdnR6/BTUXsGm8pJl1CgLp8QiOM1hktxb1eIWny0ADa+KsSrsRdEyWtTgNvTjIiAt6mgCsKk= X-Received: by 2002:a17:902:ce8d:b0:235:239d:2e3d with SMTP id d9443c01a7336-23c7b3d9335mr2342685ad.9.1751505810682; Wed, 02 Jul 2025 18:23:30 -0700 (PDT) Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20250619143435.3474028-1-csander@purestorage.com> <2cf2350f-286a-42cb-aa02-2eee7099fe22@kernel.dk> In-Reply-To: <2cf2350f-286a-42cb-aa02-2eee7099fe22@kernel.dk> From: Caleb Sander Mateos Date: Wed, 2 Jul 2025 21:23:19 -0400 X-Gm-Features: Ac12FXxXJmAT6Oz1-QPefjbPTLW4CR97tTMHUWIcn3tRGFvBQPlIlzWWfYbWBVc Message-ID: Subject: Re: [PATCH] io_uring/rsrc: skip atomic refcount for uncloned buffers To: Jens Axboe Cc: io-uring@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, Jul 2, 2025 at 7:10=E2=80=AFPM Jens Axboe wrote: > > On 7/2/25 3:11 PM, Caleb Sander Mateos wrote: > > Hi Jens, > > Any concerns with this one? I thought it was a fairly straightforward > > optimization in the ublk zero-copy I/O path. > > Nope looks fine, I just have a largish backlog from being gone for 10 > days. I'll queue it up for 6.17. No worries, I was away for a week too. Just wanted to make sure it hadn't fallen off the radar. Thanks, Caleb