From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 8E1A4302CAC for ; Fri, 7 Nov 2025 20:10:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762546252; cv=none; b=WaF44pHCYKxyvdfeI23Pq/Hw/BwHELjg2JxaEH4Ltvd/M7OPzznu82jq4XrWwVTiRPHjzqdEtbTf14pQpsJKt3TWqylsnPS6aikMmDF/rn6crOr0aBdtXlpAa0pomOSdkyr+GFAWr6Ir8tq7kLlicFrehf9gyMQbTCtoP39hvec= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762546252; c=relaxed/simple; bh=di3t1GNpcaLR6Ze/qjvhq/ykhD7xJg3601+RpNBlmGs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=k4CO8+Z3mFUW3w96uTeKeyvGX0RRMQprQYRTWFm7t5PfbQaBxecGr3Z8U4dBOC2IN/nwYVlm2yt5Sl65aQRwW0/eWxExMMarbaYLf4r55bSUHyVc7YfssbPjvwdkRKaGqoP3Q9jvQHQZck7Pby4Fxpaoe74b55bAEZwxKX3GC4c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iqOWV3vk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iqOWV3vk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BF016C4CEF5; Fri, 7 Nov 2025 20:10:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762546252; bh=di3t1GNpcaLR6Ze/qjvhq/ykhD7xJg3601+RpNBlmGs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iqOWV3vkWrYqNJqUTllRUmPRD0jd7nVO9Zv3ZUdeMSFgVsHGu00eYjzxFiO/4bB0b hZ3IU+Y/OCO4HViFQsZ87DBdauJtH9Kdv1Q54sL6umMH1AlwS4h+fw0eL74CNYfUyY yeBjJKHV2bmD7+cPHPo7nPTwdr6BNDp42RlRVClq8In+MX8qc+BxAHXDj327VM06ap 4PJglxrwXc6PhjgESU0SE9EwyuNzD8gEPGYh9jtZZicJBDDQuYX9m5NKiJ+S1u70OF F/vpfuIRW6VmFNUzXgpHzMyRoGFCU1Ga7AOj+iVNnc2ebskaSXTI5SJN5OP5qwrBB2 rdmUiWFWK1epw== Date: Fri, 7 Nov 2025 15:10:50 -0500 From: Mike Snitzer To: Chuck Lever Cc: Christoph Hellwig , NeilBrown , Jeff Layton , Olga Kornievskaia , Dai Ngo , Tom Talpey , linux-nfs@vger.kernel.org, Chuck Lever Subject: Re: [PATCH v11 2/3] NFSD: Implement NFSD_IO_DIRECT for NFS WRITE Message-ID: References: <20251107153422.4373-1-cel@kernel.org> <20251107153422.4373-3-cel@kernel.org> <82be5f47-77df-423d-a4f3-17f83ddb6636@kernel.org> Precedence: bulk X-Mailing-List: linux-nfs@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: On Fri, Nov 07, 2025 at 03:08:11PM -0500, Chuck Lever wrote: > On 11/7/25 3:05 PM, Mike Snitzer wrote: > >> Agreed. The cover letter noted that this is still controversial. > > Only see this, must be missing what you're referring to: > > > > Changes since v9: > > * Unaligned segments no longer use IOCB_DONTCACHE > > From the v11 cover letter: > > > One controversy remains: Whether to set DONTCACHE for the unaligned > > segments. Ha, blind as a bat... hopefully the rest of my reply helps dispel the controversy