From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stanislav Kinsbursky Subject: [PATCH v3 7/7] SUNRPC: added debug messages to RPC pipefs Date: Mon, 26 Dec 2011 15:39:47 +0300 Message-ID: <20111226113947.13216.91503.stgit@localhost6.localdomain6> References: <20111226113504.13216.19798.stgit@localhost6.localdomain6> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: linux-nfs@vger.kernel.org, xemul@parallels.com, neilb@suse.de, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, jbottomley@parallels.com, bfields@fieldses.org, davem@davemloft.net, devel@openvz.org To: Trond.Myklebust@netapp.com Return-path: In-Reply-To: <20111226113504.13216.19798.stgit@localhost6.localdomain6> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org This patch adds debug messages for notification events. Signed-off-by: Stanislav Kinsbursky --- net/sunrpc/rpc_pipe.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index e40ec55..0cafd59 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -33,6 +33,10 @@ #include "netns.h" #include "sunrpc.h" +#define RPCDBG_FACILITY RPCDBG_DEBUG + +#define NET_NAME(net) ((net == &init_net) ? " (init_net)" : "") + static struct vfsmount *rpc_mnt __read_mostly; static int rpc_mount_count; @@ -1083,6 +1087,8 @@ rpc_fill_super(struct super_block *sb, void *data, int silent) } if (rpc_populate(root, files, RPCAUTH_lockd, RPCAUTH_RootEOF, NULL)) return -ENOMEM; + dprintk("RPC: sending pipefs MOUNT notification for net %p%s\n", net, + NET_NAME(net)); err = blocking_notifier_call_chain(&rpc_pipefs_notifier_list, RPC_PIPEFS_MOUNT, sb); @@ -1116,6 +1122,8 @@ void rpc_kill_sb(struct super_block *sb) sn->pipefs_sb = NULL; mutex_unlock(&sn->pipefs_sb_lock); put_net(net); + dprintk("RPC: sending pipefs UMOUNT notification for net %p%s\n", net, + NET_NAME(net)); blocking_notifier_call_chain(&rpc_pipefs_notifier_list, RPC_PIPEFS_UMOUNT, sb);