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 13BA65FEF7 for ; Wed, 13 Dec 2023 19:00:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kMXRGRws" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 28985C433C8; Wed, 13 Dec 2023 19:00:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1702494009; bh=sLLLyT07B7/hiZsTdkiXCcmYldYAzuh+nFhvappGfSE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=kMXRGRwsaDARO3j2Gh2ztQRMbyq2ZscQ//5YfVGAU/kIcJvpb9vvwihTEXIw1kVKC ndEQnCHlU9ca29RpaQgTJkrDUV8RJiyl11kte81UFt6g5Aucsy1svF4s601qmXy9bv 97CNLELWxcRrpzDe4kNSkhw0Boqx68ICmh5wT8Bv8WSNDVefSqA0+4RH7hOd19ETYL oSnnxPiLukIdeqbHFmAB2kU+OYBeSmhdV4ZsTeuq8YYycd3HSvrgaVEoGe6gPcDv5R j+s8mEvWKOQ5gnwTj+A15s2MsaG3IKX0BYRZhZ2dutdE3MUKX8gWnszkoLDXNYw+Xq M1pqDKNjpDNhg== Date: Wed, 13 Dec 2023 11:00:08 -0800 From: Jakub Kicinski To: Eric Dumazet Cc: Paolo Abeni , Salvatore Dipietro , davem@davemloft.net, dsahern@kernel.org, netdev@vger.kernel.org, blakgeof@amazon.com, alisaidi@amazon.com, benh@amazon.com, dipietro.salvatore@gmail.com Subject: Re: [PATCH] tcp: disable tcp_autocorking for socket when TCP_NODELAY flag is set Message-ID: <20231213110008.2e723723@kernel.org> In-Reply-To: References: <20231208182049.33775-1-dipiets@amazon.com> <0d30d5a41d3ac990573016308aaeacb40a9dc79f.camel@redhat.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Wed, 13 Dec 2023 15:10:00 +0100 Eric Dumazet wrote: > > It looks like the above disables autocorking even after the userspace > > sets TCP_CORK. Am I reading it correctly?Sal Is that expected? > > Yes, it seems the patch went too far. Reverted to avoid it getting to Linus in the meantime, FWIW.