From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1915C23373E for <io-uring@vger.kernel.org>; Wed, 2 Apr 2025 07:57:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743580655; cv=none; b=TeSj2UoPGcCbmvPjV4Wmoyr3R1ORubO5JD4UmQn2qiJ1WgK4hT7tVAfX7dJ0VLy3h4MT9ZL/bPFL4mKjevEyRW4QXuLkN+5N9tuWYm64P44dYvtzAzl6u2yo6kG5V+ojDDqyuCracRAxBQkOeHWyQM1mkRLm+AbCsdfk3M1Q8OY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743580655; c=relaxed/simple; bh=Stxxg4bTLFvfm6LUTBHiRRnpm/X5LFPbNrurlerG2Uw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=NCb15072zo9xKaU6Oz1KlTuPnYOMH46LJb/PiPFi5tfF6tMDRaOJZOtnHWv+foPAWO10ErzAJn7tMUOX9pTPbZIr/akDAfzdlksssRDFmy8JYVKozkR8AM/fFfIFZNjQZiaFxgtmB7fVHJMtUogbGtRHZEicdyMeCAu9gMtHN2M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=GAbdN4xe; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="GAbdN4xe" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1743580652; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=cSasA+WefhQs7bG5kD0iv0HjnCfC2M60m7OuFakfTGM=; b=GAbdN4xefnOzmQE8oTU2W0bRS6Kby/RAn4sbfMTz4B2O7813NMFOie4Jx2TbQnwpgk7U22 j+w/nTCpubDkMHtEX9OZZf2GnHsCzOzlmmk/H8700pF2P0o3tm1kdr7teYfmdY6FNyQ7hr +4LvljvMqRQOHKBR0UWbb/WoEMYRh9s= Received: from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-388-NUDBmPD0MquvGjPgaBrvnA-1; Wed, 02 Apr 2025 03:57:28 -0400 X-MC-Unique: NUDBmPD0MquvGjPgaBrvnA-1 X-Mimecast-MFC-AGG-ID: NUDBmPD0MquvGjPgaBrvnA_1743580647 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 406A31956087; Wed, 2 Apr 2025 07:57:27 +0000 (UTC) Received: from fedora (unknown [10.72.120.32]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 6D2E13001D0E; Wed, 2 Apr 2025 07:57:22 +0000 (UTC) Date: Wed, 2 Apr 2025 15:57:17 +0800 From: Ming Lei <ming.lei@redhat.com> To: Jens Axboe <axboe@kernel.dk>, io-uring@vger.kernel.org, Pavel Begunkov <asml.silence@gmail.com> Cc: Caleb Sander Mateos <csander@purestorage.com> Subject: Re: [PATCH 0/4] io_uring: support vectored fixed kernel buffer Message-ID: <Z-zt3YraxRSHVIWv@fedora> References: <20250325135155.935398-1-ming.lei@redhat.com> Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: <io-uring.vger.kernel.org> List-Subscribe: <mailto:io-uring+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:io-uring+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250325135155.935398-1-ming.lei@redhat.com> X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 On Tue, Mar 25, 2025 at 09:51:49PM +0800, Ming Lei wrote: > Hello Jens, > > This patchset supports vectored fixed buffer for kernel bvec buffer, > and use it on for ublk/stripe. > > Please review. > > Thanks, > Ming > > > Ming Lei (4): > io_uring: add validate_fixed_range() for validate fixed buffer > block: add for_each_mp_bvec() > io_uring: support vectored kernel fixed buffer > selftests: ublk: enable zero copy for stripe target Hello, Ping... Thanks, Ming