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 F277A3D54F for ; Mon, 19 Feb 2024 16:12:22 +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=1708359144; cv=none; b=aXhsHVjiUy9UbHGge5+y30bnKJL244cqLN0/C+Nwk1ejo7Vpi/9UAphRTyg+ii5kOeXa0ZWT0FJRou29OuxL/5ZRrnJ33OQ0muw36jCCnPT1UVZTiS1lEIchh/HtKWSff8MP5xIldaSREw4SYSpxcKSwIU4vshVAHObw7RbvU5E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708359144; c=relaxed/simple; bh=6KnJ0wJsYP4PPL5k3hrJckmE7GZOMlUN8YoSAyFXLQA=; h=From:In-Reply-To:References:Cc:Subject:MIME-Version:Content-Type: Date:Message-ID; b=qWwkJq+msKEoUAIcCi66CZ+F/1vGWA0AC7mAs0fcCpY+X+QqFksy73SjRsFlBB3LaSiZgxH0NEIH1ctCQ/awb/UZ2HBKuLtK/yFkpr2cyiRwMUI6KBYErHUPtIu7YhlNtIWU+mc/H47hHEmLI09zsTfh2vf/0G3pvo0KkC0+mcU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none 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=Qe7RHQof; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none 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="Qe7RHQof" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1708359141; h=from:from:reply-to:subject:subject:date:date:message-id:message-id:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=6KnJ0wJsYP4PPL5k3hrJckmE7GZOMlUN8YoSAyFXLQA=; b=Qe7RHQofIjf/+bYDCoge0As8MYxAytx6wXMM3L/HwB9BUEK2pAvTnDwDPvAjOtRCBOmlxp Rp1KO626z7WC2jf/V/ksq36tSVuAYTCNIHAQbdgfKlsTAzCLAp91W+Wo8YqIVpVoGOYjdl zCiK7+KLzpOBYFxVFKSAwLNplfDS5p0= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-396-dv6PHkUGNxe-PkviZ87TXQ-1; Mon, 19 Feb 2024 11:12:17 -0500 X-MC-Unique: dv6PHkUGNxe-PkviZ87TXQ-1 Received: from smtp.corp.redhat.com (int-mx09.intmail.prod.int.rdu2.redhat.com [10.11.54.9]) (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 mimecast-mx02.redhat.com (Postfix) with ESMTPS id B6AB2185A781; Mon, 19 Feb 2024 16:12:16 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.42.28.15]) by smtp.corp.redhat.com (Postfix) with ESMTP id 01DEB492BC6; Mon, 19 Feb 2024 16:12:14 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <187507.1708357334@warthog.procyon.org.uk> References: <187507.1708357334@warthog.procyon.org.uk> <187136.1708356611@warthog.procyon.org.uk> <20240205225726.3104808-1-dhowells@redhat.com> Cc: dhowells@redhat.com, Steve French , Jeff Layton , Matthew Wilcox , Paulo Alcantara , Shyam Prasad N , Tom Talpey , Christian Brauner , netfs@lists.linux.dev, linux-cifs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 00/12] netfs, cifs: Delegate high-level I/O to netfslib Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <229264.1708359134.1@warthog.procyon.org.uk> Date: Mon, 19 Feb 2024 16:12:14 +0000 Message-ID: <229265.1708359134@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.9 David Howells wrote: > so the reversion is probably unnecessary. Removing the iov_iter_revert() fixes the problem. David