From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f51.google.com (mail-io1-f51.google.com [209.85.166.51]) (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 A8A7718E758 for ; Mon, 30 Sep 2024 14:28:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.51 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727706517; cv=none; b=s4emw2hIsoEvo7fiV/V6iJkSLxysyxR1vj0X3qcLl2z1+zxvTJkIEVMmuxkfcCDWeOZkApJDP1yKbhp3zLU5xauOYbz2rcey9oyJT1/Y1/rxvmBNn2xYbyCuon3iCwYwW/gzrXOOlbdWLXCHv/07R5acrTdXVoJ24eVMJzSFkWI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727706517; c=relaxed/simple; bh=bBVSiJX25m+WPlZvfuHL5ROgTzF6c2wBzusl+2CGUOc=; h=From:To:In-Reply-To:References:Subject:Message-Id:Date: MIME-Version:Content-Type; b=Z2anqhv5HPUXpJklotRN4fku07TGWK29KRFf9S7xlgvypBBH+Wn+2SbxBrKLvw82hGZO4enaMulXbA7YKF6S5EvhH9bgTTH0E2MhCxlyfwvF/DEwY37XUo/owYljGu+2rBpcyY+3C3sabaT5CRW9T1weXLnBzxGnfDn6n6DJm/k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk; spf=pass smtp.mailfrom=kernel.dk; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b=b0fe+nNQ; arc=none smtp.client-ip=209.85.166.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b="b0fe+nNQ" Received: by mail-io1-f51.google.com with SMTP id ca18e2360f4ac-8323b555ae2so217661739f.2 for ; Mon, 30 Sep 2024 07:28:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1727706514; x=1728311314; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:date:message-id:subject :references:in-reply-to:to:from:from:to:cc:subject:date:message-id :reply-to; bh=HqGV2Lo5/s0rcnoZDRPEDnfm90Ew2ZxNitl1vue4MYU=; b=b0fe+nNQJZLuFB5jLZpErU+XumSkknLDgq2clL3Vl6F7j5SFTi2pS0Vw7QtUJoXu5M 0lLxpBIPg7zmZZ0hOhS6ZnpD0aJ5FjHj4QKawuBd3KnINTPx0zwOv7A2Jsgeu46Mvbch rBY8qeVgleHozyczdoc4Q6VcYtI8fX5qYnEuymBf3OAhsgbiTQh8U4+ymf14xyXZmEp2 jTdDzuOUD/7GnJRGz4jELjW3p+0xtLdz4Y1sCeDYdnNJHG2BW33rIy5+tl8sT+24QGnW CSkgPPuWTlpoq5qbmULUehzSxD1QU1LhD8w0ys2+QLKngccnrxPsLuW//O5gDlzrN5Hr gcAg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727706514; x=1728311314; h=content-transfer-encoding:mime-version:date:message-id:subject :references:in-reply-to:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HqGV2Lo5/s0rcnoZDRPEDnfm90Ew2ZxNitl1vue4MYU=; b=UiJt7JuIHRPnGbtiJw0C3Y2ONgKEQOZLdR53KsTB7i8aStPnzkKBXpIHFbHpbbmbWw UKtWz29pzIOQk/iOPbLTEqpO6QlUfzrK2Mox1t72I8+oL1tPJQ1D+AUEBRbis7c1RtyR GLW90OZVHXgq1hHcZQjL5lwP7u40TerG7LuCo6aaTTkDT17KxWtwILIYyJzF78fJsVxk SBFlAIQNAzvpl8OImDJJmZ4AoydHGkWxKr/Chz6YEV4RQdV1SooMMfuFjjE295v3HoGb W+8A3jqX8x/A1rlknR96j6n1GerdKqtEVUKB1d7QSNDkYQRynnwYS/vYDI5QjpUs21eh U+4A== X-Gm-Message-State: AOJu0YzuqzU116MVMp1kr2SN/VUeSIQW0f3U+n3GF1f+PZi4LPkVc14I ZUomdSxvuHvx/MxcjdXBZ6t+khoyZ0HELjuKlccctsK62rg6sGuMo6PSWcfsBpE= X-Google-Smtp-Source: AGHT+IGZi5cKd7y/sm2iFlSzObB11MvRsnsp4Bw4+PlgR+68Ha0iEB/Bac4amEV7I4hrgkBplyMUgQ== X-Received: by 2002:a05:6602:14c6:b0:82d:d07:daaa with SMTP id ca18e2360f4ac-834931d40abmr957727439f.4.1727706513738; Mon, 30 Sep 2024 07:28:33 -0700 (PDT) Received: from [127.0.0.1] ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-4d8888d9dc3sm2124611173.150.2024.09.30.07.28.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Sep 2024 07:28:33 -0700 (PDT) From: Jens Axboe To: io-uring@vger.kernel.org, Jens Axboe In-Reply-To: <20240924115932.116167-1-axboe@kernel.dk> References: <20240924115932.116167-1-axboe@kernel.dk> Subject: Re: [PATCHSET v2 0/2] Add support for sending sync MSG_RING Message-Id: <172770651308.9692.15486643196195243301.b4-ty@kernel.dk> Date: Mon, 30 Sep 2024 08:28:33 -0600 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.2-dev-648c7 On Tue, 24 Sep 2024 05:57:29 -0600, Jens Axboe wrote: > Over the last 6 months, several people have asked for if it's possible > to send a MSG_RING request to a ring without having a source ring to do > it from. The answer is no, as you'd need a source ring to submit such a > request in the first place. However, we can easily support this use case > of allowing someone to send a message to a ring that their own, without > needing to setup a source ring just for that alone. > > [...] Applied, thanks! [1/2] io_uring/msg_ring: refactor a few helper functions commit: 6516c5008c88eda9137f0985f419e40d3fc7cee1 [2/2] io_uring/msg_ring: add support for sending a sync message commit: d1e55003c13ca95878afe380ad3da89d37d63b1e Best regards, -- Jens Axboe