From: Olaf Kirch Subject: [PATCH 18/22] Export nsm_local_state to user space via sysctl Date: Sat, 5 Aug 2006 15:06:48 +0200 Message-ID: <20060805130648.GA8107@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.91] helo=mail.sourceforge.net) by sc8-sf-list2-new.sourceforge.net with esmtp (Exim 4.43) id 1G9Lrh-000794-KZ for nfs@lists.sourceforge.net; Sat, 05 Aug 2006 06:06:53 -0700 Received: from cantor.suse.de ([195.135.220.2] helo=mx1.suse.de) by mail.sourceforge.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.44) id 1G9Lrh-0000U5-FN for nfs@lists.sourceforge.net; Sat, 05 Aug 2006 06:06:54 -0700 Received: from Relay2.suse.de (mail2.suse.de [195.135.221.8]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.suse.de (Postfix) with ESMTP id 2DC78101B2 for ; Sat, 5 Aug 2006 15:06:49 +0200 (CEST) To: nfs@lists.sourceforge.net List-Id: "Discussion of NFS under Linux development, interoperability, and testing." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: nfs-bounces@lists.sourceforge.net Errors-To: nfs-bounces@lists.sourceforge.net From: Olaf Kirch Subject: Export nsm_local_state to user space via sysctl Every NLM call includes the client's NSM state. Currently, the Linux client always reports 0 - which seems not to cause any problems, but is not what the protocol says. This patch exposes the kernel's internal variable to user space via a sysctl, which can be set at system boot time by statd. Signed-off-by: Olaf Kirch fs/lockd/mon.c | 2 +- fs/lockd/svc.c | 9 +++++++++ include/linux/lockd/sm_inter.h | 2 +- 3 files changed, 11 insertions(+), 2 deletions(-) Index: build/fs/lockd/mon.c =================================================================== --- build.orig/fs/lockd/mon.c +++ build/fs/lockd/mon.c @@ -24,7 +24,7 @@ static struct rpc_program nsm_program; /* * Local NSM state */ -u32 nsm_local_state; +int nsm_local_state; /* * Common procedure for SM_MON/SM_UNMON calls Index: build/fs/lockd/svc.c =================================================================== --- build.orig/fs/lockd/svc.c +++ build/fs/lockd/svc.c @@ -32,6 +32,7 @@ #include #include #include +#include #include #define NLMDBG_FACILITY NLMDBG_SVC @@ -385,6 +386,14 @@ static ctl_table nlm_sysctls[] = { .mode = 0644, .proc_handler = &proc_dointvec, }, + { + .ctl_name = CTL_UNNUMBERED, + .procname = "nsm_local_state", + .data = &nsm_local_state, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec, + }, { .ctl_name = 0 } }; Index: build/include/linux/lockd/sm_inter.h =================================================================== --- build.orig/include/linux/lockd/sm_inter.h +++ build/include/linux/lockd/sm_inter.h @@ -42,6 +42,6 @@ struct nsm_res { int nsm_monitor(struct nlm_host *); int nsm_unmonitor(struct nlm_host *); -extern u32 nsm_local_state; +extern int nsm_local_state; #endif /* LINUX_LOCKD_SM_INTER_H */ ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys -- and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs