diff options
author | Olaf Kirch <okir@suse.de> | 2006-10-04 11:15:52 +0200 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-04 16:55:16 +0200 |
commit | cf712c24d72341effcfd28330b83b49f77cb627b (patch) | |
tree | 88fcb932f3c85d83601e45473bee2c99a22ba9c2 /fs/lockd/host.c | |
parent | [PATCH] knfsd: hide use of lockd's h_monitored flag (diff) | |
download | linux-cf712c24d72341effcfd28330b83b49f77cb627b.tar.xz linux-cf712c24d72341effcfd28330b83b49f77cb627b.zip |
[PATCH] knfsd: consolidate common code for statd->lockd notification
Common code from nlm4svc_proc_sm_notify and nlmsvc_proc_sm_notify is moved
into a new nlm_host_rebooted.
This is in preparation of a patch that will change the reboot notification
handling entirely.
Signed-off-by: Olaf Kirch <okir@suse.de>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/lockd/host.c')
-rw-r--r-- | fs/lockd/host.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/fs/lockd/host.c b/fs/lockd/host.c index 637ec9567066..bcc21b05808a 100644 --- a/fs/lockd/host.c +++ b/fs/lockd/host.c @@ -39,7 +39,7 @@ static void nlm_gc_hosts(void); * Find an NLM server handle in the cache. If there is none, create it. */ struct nlm_host * -nlmclnt_lookup_host(struct sockaddr_in *sin, int proto, int version) +nlmclnt_lookup_host(const struct sockaddr_in *sin, int proto, int version) { return nlm_lookup_host(0, sin, proto, version); } @@ -58,7 +58,7 @@ nlmsvc_lookup_host(struct svc_rqst *rqstp) * Common host lookup routine for server & client */ struct nlm_host * -nlm_lookup_host(int server, struct sockaddr_in *sin, +nlm_lookup_host(int server, const struct sockaddr_in *sin, int proto, int version) { struct nlm_host *host, **hp; @@ -260,6 +260,32 @@ void nlm_release_host(struct nlm_host *host) } /* + * We were notified that the host indicated by address &sin + * has rebooted. + * Release all resources held by that peer. + */ +void nlm_host_rebooted(const struct sockaddr_in *sin, const struct nlm_reboot *argp) +{ + struct nlm_host *host; + + /* Obtain the host pointer for this NFS server and try to + * reclaim all locks we hold on this server. + */ + if ((argp->proto & 1)==0) { + /* We are client, he's the server: try to reclaim all locks. */ + if ((host = nlmclnt_lookup_host(sin, argp->proto >> 1, argp->vers)) == NULL) + return; + nlmclnt_recovery(host, argp->state); + } else { + /* He's the client, we're the server: delete all locks held by the client */ + if ((host = nlm_lookup_host(1, sin, argp->proto >> 1, argp->vers)) == NULL) + return; + nlmsvc_free_host_resources(host); + } + nlm_release_host(host); +} + +/* * Shut down the hosts module. * Note that this routine is called only at server shutdown time. */ |