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 DBD1928504F for ; Mon, 20 Oct 2025 16:25:50 +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=1760977550; cv=none; b=AW6RKow+Gsl9cVB2yYfkJAbYGZDAQApVqXsA4ZnFzaQ17+zSDcOOYnYLTd4KOl2k9zKop7pmcivtked42DamaHxeECRSQfUTwmjT8YQc4Yh/rZwJzpVN13UF+7LzNEqHHS9S2FKjimLchIhvvmJp+gKw2Xd+OWKGFLlKjS58o/8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760977550; c=relaxed/simple; bh=eCCCw02MfuHoH+LsVDr7VOq1zJ4jlVxEYfPD09HPAqE=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=JIClqHtDGYauNtdKyrHjEgVSzBSys8S9Mq2C3kYQvsxKlDFfwIHj8+NZNQVDki9OiqOD+I5JoMlfhLEfezbACPmWa61QalWan6fUnC9wjMGNCOE7VuPsw6hIIPDD5JgXKyZlDPmk9RWjmNgdRihWhXSHVy63++YcAy97dFl+sDo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CnSMlkaI; 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="CnSMlkaI" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C2A72C4CEF9; Mon, 20 Oct 2025 16:25:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1760977550; bh=eCCCw02MfuHoH+LsVDr7VOq1zJ4jlVxEYfPD09HPAqE=; h=From:To:Cc:Subject:Date:From; b=CnSMlkaIvzOmbbw9NhyS1ZByte8GNry442VW6qZx8H0MSllx2wuEgKoEoPR3Cz6HL xC9cGuOl3A5RiJnV6zyFos1TNmZtYOUcs7B2VymZZOoWsE6+fhVzYksYFOxel7ehEI wX8KmgwSSFG6s205msnZPQUehBsLyzxxnuiU2G5jCRntpiESUzxqMB70nGx5nb51yS MWr1arqmxBlS/MC9RvULnl8Bl9uKtd7V75smZoqCHadU4k7O80vG9xCQQKck/AUdJc m0llbVppPdQjgkb/6YL37hX3+2nQ7DWYUPRblHa08DypKVAARLgpnagpulK0GOYuu9 2AgRCjOFz082g== From: Chuck Lever To: NeilBrown , Jeff Layton , Olga Kornievskaia , Dai Ngo , Tom Talpey Cc: , Chuck Lever Subject: [PATCH v5 0/4] NFSD: Implement NFSD_IO_DIRECT for NFS WRITE Date: Mon, 20 Oct 2025 12:25:42 -0400 Message-ID: <20251020162546.5066-1-cel@kernel.org> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Chuck Lever Following on https://lore.kernel.org/linux-nfs/aPAci7O_XK1ljaum@kernel.org/ this series includes all patches needed to make NFSD Direct WRITE work, plus an experimental follow-on patch. Mike, just send along any responses to review comments as patch snippets and I will apply them as needed. Changes since v4: * Split out refactoring nfsd_buffered_write() into a separate patch * Expand patch description of 1/4 * Don't set IOCB_SYNC flag Changes since v3: * Address checkpatch.pl nits in 2/3 * Add an untested patch to mark ingress RDMA Read chunks Chuck Lever (3): NFSD: Enable return of an updated stable_how to NFS clients NFSD: Refactor nfsd_vfs_write() svcrdma: Mark Read chunks Mike Snitzer (1): NFSD: Implement NFSD_IO_DIRECT for NFS WRITE fs/nfsd/debugfs.c | 1 + fs/nfsd/nfs3proc.c | 2 +- fs/nfsd/nfs4proc.c | 2 +- fs/nfsd/nfsproc.c | 3 +- fs/nfsd/trace.h | 1 + fs/nfsd/vfs.c | 231 +++++++++++++++++++++++- fs/nfsd/vfs.h | 6 +- fs/nfsd/xdr3.h | 2 +- net/sunrpc/xprtrdma/svc_rdma_recvfrom.c | 5 + 9 files changed, 237 insertions(+), 16 deletions(-) -- 2.51.0