Return-Path: linux-nfs-owner@vger.kernel.org Received: from mail-pa0-f45.google.com ([209.85.220.45]:45081 "EHLO mail-pa0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750986AbaLPTDj (ORCPT ); Tue, 16 Dec 2014 14:03:39 -0500 Received: by mail-pa0-f45.google.com with SMTP id lf10so14038515pab.4 for ; Tue, 16 Dec 2014 11:03:39 -0800 (PST) From: Tom Haynes To: Trond Myklebust Cc: Linux NFS Mailing List Subject: [PATCH 48/50] nfs: add a helper to set NFS_ODIRECT_RESCHED_WRITES to direct writes Date: Tue, 16 Dec 2014 11:01:51 -0800 Message-Id: <1418756513-95187-49-git-send-email-loghyr@primarydata.com> In-Reply-To: <1418756513-95187-1-git-send-email-loghyr@primarydata.com> References: <1418756513-95187-1-git-send-email-loghyr@primarydata.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: From: Peng Tao To allow pnfs LD to ask direct writes to be resend. Signed-off-by: Peng Tao --- fs/nfs/direct.c | 6 ++++++ fs/nfs/internal.h | 1 + 2 files changed, 7 insertions(+) diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index eb81478..4fad6b7 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -116,6 +116,12 @@ static inline int put_dreq(struct nfs_direct_req *dreq) return atomic_dec_and_test(&dreq->io_count); } +void nfs_direct_set_resched_writes(struct nfs_direct_req *dreq) +{ + dreq->flags = NFS_ODIRECT_RESCHED_WRITES; +} +EXPORT_SYMBOL_GPL(nfs_direct_set_resched_writes); + static void nfs_direct_good_bytes(struct nfs_direct_req *dreq, struct nfs_pgio_header *hdr) { diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index c08c09f..ff99d09 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -505,6 +505,7 @@ static inline void nfs_inode_dio_wait(struct inode *inode) inode_dio_wait(inode); } extern ssize_t nfs_dreq_bytes_left(struct nfs_direct_req *dreq); +extern void nfs_direct_set_resched_writes(struct nfs_direct_req *dreq); /* nfs4proc.c */ extern void __nfs4_read_done_cb(struct nfs_pgio_header *); -- 1.9.3