Return-Path: Received: from mail-pa0-f51.google.com ([209.85.220.51]:35050 "EHLO mail-pa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752142AbbHUCAI (ORCPT ); Thu, 20 Aug 2015 22:00:08 -0400 Received: by pacdd16 with SMTP id dd16so32328558pac.2 for ; Thu, 20 Aug 2015 19:00:07 -0700 (PDT) From: Trond Myklebust To: linux-nfs@vger.kernel.org Subject: [PATCH 1/3] NFSv4.1/pnfs: Add a tracepoint for return-on-close events Date: Thu, 20 Aug 2015 21:00:03 -0500 Message-Id: <1440122405-30530-1-git-send-email-trond.myklebust@primarydata.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Allow tracing of return-on-close. Signed-off-by: Trond Myklebust --- fs/nfs/nfs4trace.h | 1 + fs/nfs/pnfs.c | 1 + 2 files changed, 2 insertions(+) diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h index 470af1a78bec..0b67f7825d00 100644 --- a/fs/nfs/nfs4trace.h +++ b/fs/nfs/nfs4trace.h @@ -1136,6 +1136,7 @@ TRACE_EVENT(nfs4_layoutget, DEFINE_NFS4_INODE_EVENT(nfs4_layoutcommit); DEFINE_NFS4_INODE_EVENT(nfs4_layoutreturn); +DEFINE_NFS4_INODE_EVENT(nfs4_layoutreturn_on_close); #endif /* CONFIG_NFS_V4_1 */ diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index 8a3f30b695e2..cf90eeda9d71 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -1144,6 +1144,7 @@ void pnfs_roc_set_barrier(struct inode *ino, u32 barrier) if (pnfs_seqid_is_newer(barrier, lo->plh_barrier)) lo->plh_barrier = barrier; spin_unlock(&ino->i_lock); + trace_nfs4_layoutreturn_on_close(ino, 0); } void pnfs_roc_get_barrier(struct inode *ino, u32 *barrier) -- 2.4.3