From patchwork Tue Jun 18 20:19:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Snitzer X-Patchwork-Id: 13702956 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 04EA616CD01 for ; Tue, 18 Jun 2024 20:19:59 +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=1718742000; cv=none; b=Wq0p7ZI92F+K4ZwnMs7VrZBpmZCIOJXdgUxlb7hY+CDX/s24n5Xar7eR0G7aGakUZBcDft69mkRYJPIcQ4VF/yjEB91n7NtSALfyXPvTRd86rqj6GBOvjG1pJ9WviKO71Nh1oFmVx8xGon9qB/WWUvTihvPwmcTzb9HKOkF1wuw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718742000; c=relaxed/simple; bh=X3eeEYlS9YLp7iD3PjCjsrl81HV+UMdSCrHhb+Bvz6Q=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZHIYh7FksUE0s3CEFWJEsII/vLoIj1YhKaDDVg+ze5R6KQ+VbETHMkOCPVz4vxvy9JUPVb99h+NHYsv4799QsozDoU2pYDrIbXOdWfXar/mP95TXsio9jsqHQM3uXPP5/ayOAwnyRW0Me540o8ruGDoVWViIxzXp4f9uBxMZsBo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ShemqUw8; 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="ShemqUw8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5B113C3277B; Tue, 18 Jun 2024 20:19:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718741999; bh=X3eeEYlS9YLp7iD3PjCjsrl81HV+UMdSCrHhb+Bvz6Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ShemqUw8kgpjphZJ2J/H+PpDxqJq5n0vS9eiK5OTgFA6O0KcSb3wUd0ypFZI4RdEo VR1P6KBnGCt+TobZTAYnVBPsOfvpbKvGQXd+n2CrCVQkdXkXUkc9E7LXHWbbhIWBWK POXIavb4KR4ynrCKdh9RwIq2DupgtMHYiHv9VpHuThulyk+/WbNnQXDQdRDemuy9GX CSLOvQmOOv1b26WSRppkQRGT6N4XSrFPedfPp2G65b87BU54jhEQoEfzfIsn85VgPh I7wDmZ7+40RfJ3i0y0gH/wolH6dJHwQ6ysKKUmgXwaHULrEG2gBldTN/Kz5m6HuqUq 7P0hKuH3XhhSg== From: Mike Snitzer To: linux-nfs@vger.kernel.org Cc: Jeff Layton , Chuck Lever , Trond Myklebust , NeilBrown , snitzer@hammerspace.com Subject: [PATCH v5 07/19] NFS: Enable localio for non-pNFS I/O Date: Tue, 18 Jun 2024 16:19:37 -0400 Message-ID: <20240618201949.81977-8-snitzer@kernel.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240618201949.81977-1-snitzer@kernel.org> References: <20240618201949.81977-1-snitzer@kernel.org> Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Trond Myklebust Try a local open of the file we're writing to, and if it succeeds, then do local I/O. Signed-off-by: Trond Myklebust Signed-off-by: Mike Snitzer --- fs/nfs/pagelist.c | 19 ++++++++++--------- fs/nfs/write.c | 7 ++++++- 2 files changed, 16 insertions(+), 10 deletions(-) diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index b08420b8e664..3ee78da5ebc4 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -1063,6 +1063,7 @@ EXPORT_SYMBOL_GPL(nfs_generic_pgio); static int nfs_generic_pg_pgios(struct nfs_pageio_descriptor *desc) { struct nfs_pgio_header *hdr; + struct file *filp; int ret; unsigned short task_flags = 0; @@ -1074,18 +1075,18 @@ static int nfs_generic_pg_pgios(struct nfs_pageio_descriptor *desc) nfs_pgheader_init(desc, hdr, nfs_pgio_header_free); ret = nfs_generic_pgio(desc, hdr); if (ret == 0) { + struct nfs_client *clp = NFS_SERVER(hdr->inode)->nfs_client; + + filp = nfs_local_file_open(clp, hdr->cred, hdr->args.fh, + hdr->args.context); + if (NFS_SERVER(hdr->inode)->nfs_client->cl_minorversion) task_flags = RPC_TASK_MOVEABLE; - ret = nfs_initiate_pgio(desc, - NFS_SERVER(hdr->inode)->nfs_client, - NFS_CLIENT(hdr->inode), - hdr, - hdr->cred, - NFS_PROTO(hdr->inode), - desc->pg_rpc_callops, - desc->pg_ioflags, + ret = nfs_initiate_pgio(desc, clp, NFS_CLIENT(hdr->inode), + hdr, hdr->cred, NFS_PROTO(hdr->inode), + desc->pg_rpc_callops, desc->pg_ioflags, RPC_TASK_CRED_NOREF | task_flags, - NULL); + filp); } return ret; } diff --git a/fs/nfs/write.c b/fs/nfs/write.c index b29b0fd5431f..b2c06b8b88cd 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1802,6 +1802,8 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how, struct nfs_commit_info *cinfo) { struct nfs_commit_data *data; + struct nfs_client *clp = NFS_SERVER(inode)->nfs_client; + struct file *filp; unsigned short task_flags = 0; /* another commit raced with us */ @@ -1818,9 +1820,12 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how, nfs_init_commit(data, head, NULL, cinfo); if (NFS_SERVER(inode)->nfs_client->cl_minorversion) task_flags = RPC_TASK_MOVEABLE; + + filp = nfs_local_file_open(clp, data->cred, data->args.fh, + data->context); return nfs_initiate_commit(NFS_CLIENT(inode), data, NFS_PROTO(inode), data->mds_ops, how, - RPC_TASK_CRED_NOREF | task_flags, NULL); + RPC_TASK_CRED_NOREF | task_flags, filp); } /*