Return-Path: Received: from mail-vk0-f68.google.com ([209.85.213.68]:35337 "EHLO mail-vk0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932077AbeE3Shr (ORCPT ); Wed, 30 May 2018 14:37:47 -0400 Received: by mail-vk0-f68.google.com with SMTP id g72-v6so11731605vke.2 for ; Wed, 30 May 2018 11:37:46 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <8cf44605f0635b591e097594167289160e0e0d8b.camel@hammerspace.com> References: <20180530180553.38769-1-trond.myklebust@hammerspace.com> <8cf44605f0635b591e097594167289160e0e0d8b.camel@hammerspace.com> From: Olga Kornievskaia Date: Wed, 30 May 2018 14:37:45 -0400 Message-ID: Subject: Re: [PATCH 00/19] Layoutget on OPEN To: Trond Myklebust Cc: "linux-nfs@vger.kernel.org" Content-Type: text/plain; charset="UTF-8" Sender: linux-nfs-owner@vger.kernel.org List-ID: Awesome thanks. On Wed, May 30, 2018 at 2:36 PM, Trond Myklebust wrote: > On Wed, 2018-05-30 at 14:25 -0400, Olga Kornievskaia wrote: >> Hi Trond, >> >> Do you by any chance have this patch set somewhere in your git >> branches? I'd like to test this against NetApp. >> >> Thank you. >> > > I've just pushed it out to my testing branch on git.linux-nfs.org. > >> On Wed, May 30, 2018 at 2:05 PM, Trond Myklebust >> wrote: >> > This patchset is something we've been sitting on for a couple of >> > years >> > in order to allow it to mature. It was mainly developed by Fred >> > Isaman >> > while he was working for Primary Data, but we've had a few bugfixes >> > come in since then. >> > The main reason for delaying the upstream merge was to ensure that >> > adding layoutget to the OPEN compound was safe (does not cause >> > existing >> > layouts to be automatically revoked) and that it gives us a real >> > performance benefit. >> > >> > Fred Isaman (14): >> > pnfs: Remove redundant assignment from nfs4_proc_layoutget(). >> > pnfs: Store return value of decode_layoutget for later processing >> > NFS4: move ctx into nfs4_run_open_task >> > pnfs: Add layout driver flag PNFS_LAYOUTGET_ON_OPEN >> > pnfs: refactor send_layoutget >> > pnfs: move allocations out of nfs4_proc_layoutget >> > pnfs: Add conditional encode/decode of LAYOUTGET within OPEN >> > compound >> > pnfs: Move nfs4_opendata into nfs4_fs.h >> > pnfs: Change pnfs_alloc_init_layoutget_args call signature >> > pnfs: Add LAYOUTGET to OPEN of a new file >> > pnfs: Add LAYOUTGET to OPEN of an existing file >> > pnfs: Stop attempting LAYOUTGET on OPEN on failure >> > pnfs: Add barrier to prevent lgopen using LAYOUTGET during recall >> > pnfs: Fix manipulation of NFS_LAYOUT_FIRST_LAYOUTGET >> > >> > Trond Myklebust (5): >> > NFSv4/pnfs: Ensure pnfs_parse_lgopen() won't try to parse >> > uninitialised data >> > NFSv4/pnfs: Don't switch off layoutget-on-open for transient >> > errors >> > pNFS: Don't send LAYOUTGET on OPEN for read, if we already have >> > cached >> > data >> > pnfs: Don't call commit on failed layoutget-on-open >> > pnfs: Don't release the sequence slot until we've processed >> > layoutget >> > on open >> > >> > fs/nfs/callback_proc.c | 2 + >> > fs/nfs/flexfilelayout/flexfilelayout.c | 1 + >> > fs/nfs/nfs4_fs.h | 25 +++ >> > fs/nfs/nfs4proc.c | 97 +++++---- >> > fs/nfs/nfs4state.c | 8 + >> > fs/nfs/nfs4xdr.c | 65 +++++- >> > fs/nfs/pnfs.c | 266 >> > +++++++++++++++++++++---- >> > fs/nfs/pnfs.h | 28 ++- >> > include/linux/nfs_fs_sb.h | 2 + >> > include/linux/nfs_xdr.h | 4 + >> > 10 files changed, 398 insertions(+), 100 deletions(-) >> > >> > -- >> > 2.17.0 >> > >> > -- >> > To unsubscribe from this list: send the line "unsubscribe linux- >> > nfs" in >> > the body of a message to majordomo@vger.kernel.org >> > More majordomo info at http://vger.kernel.org/majordomo-info.html >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-nfs" >> in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html > -- > Trond Myklebust > Linux NFS client maintainer, Hammerspace > trond.myklebust@hammerspace.com >