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authorNeilBrown <neilb@suse.de>2006-10-02 02:17:46 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-02 07:57:18 -0700
commit02a375f0ac4bc2e9b767fabb6b2f9915547226a7 (patch)
tree997bf0cb90d644acd2f573b9e04cf92eaf216e08 /fs/nfsd/nfssvc.c
parent6658d3a7bbfd1768a7b599def47939417f0ee8ef (diff)
downloadop-kernel-dev-02a375f0ac4bc2e9b767fabb6b2f9915547226a7.zip
op-kernel-dev-02a375f0ac4bc2e9b767fabb6b2f9915547226a7.tar.gz
[PATCH] knfsd: separate out some parts of nfsd_svc, which start nfs servers
Separate out the code for creating a new service, and for creating initial sockets. Some of these new functions will have multiple callers soon. [akpm@osdl.org: cleanups] 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/nfsd/nfssvc.c')
-rw-r--r--fs/nfsd/nfssvc.c83
1 files changed, 57 insertions, 26 deletions
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 140e3a2..5d473d8 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -195,6 +195,52 @@ void nfsd_reset_versions(void)
}
}
+static int nfsd_create_serv(void)
+{
+ int err = 0;
+ lock_kernel();
+ if (nfsd_serv) {
+ nfsd_serv->sv_nrthreads++;
+ unlock_kernel();
+ return 0;
+ }
+
+ atomic_set(&nfsd_busy, 0);
+ nfsd_serv = svc_create(&nfsd_program, NFSD_BUFSIZE,
+ nfsd_last_thread);
+ if (nfsd_serv == NULL)
+ err = -ENOMEM;
+ else
+ nfsd_serv->sv_nrthreads++;
+ unlock_kernel();
+ do_gettimeofday(&nfssvc_boot); /* record boot time */
+ return err;
+}
+
+static int nfsd_init_socks(int port)
+{
+ int error;
+ if (!list_empty(&nfsd_serv->sv_permsocks))
+ return 0;
+
+ error = svc_makesock(nfsd_serv, IPPROTO_UDP, port);
+ if (error < 0)
+ return error;
+ error = lockd_up(IPPROTO_UDP);
+ if (error < 0)
+ return error;
+
+#ifdef CONFIG_NFSD_TCP
+ error = svc_makesock(nfsd_serv, IPPROTO_TCP, port);
+ if (error < 0)
+ return error;
+ error = lockd_up(IPPROTO_TCP);
+ if (error < 0)
+ return error;
+#endif
+ return 0;
+}
+
int
nfsd_svc(unsigned short port, int nrservs)
{
@@ -216,32 +262,17 @@ nfsd_svc(unsigned short port, int nrservs)
error = nfs4_state_start();
if (error<0)
goto out;
- if (!nfsd_serv) {
- nfsd_reset_versions();
-
- atomic_set(&nfsd_busy, 0);
- error = -ENOMEM;
- nfsd_serv = svc_create(&nfsd_program, NFSD_BUFSIZE,
- nfsd_last_thread);
- if (nfsd_serv == NULL)
- goto out;
- error = svc_makesock(nfsd_serv, IPPROTO_UDP, port);
- if (error < 0)
- goto failure;
- error = lockd_up(IPPROTO_UDP);
- if (error < 0)
- goto failure;
-#ifdef CONFIG_NFSD_TCP
- error = svc_makesock(nfsd_serv, IPPROTO_TCP, port);
- if (error < 0)
- goto failure;
- error = lockd_up(IPPROTO_TCP);
- if (error < 0)
- goto failure;
-#endif
- do_gettimeofday(&nfssvc_boot); /* record boot time */
- } else
- nfsd_serv->sv_nrthreads++;
+
+ nfsd_reset_versions();
+
+ error = nfsd_create_serv();
+
+ if (error)
+ goto out;
+ error = nfsd_init_socks(port);
+ if (error)
+ goto failure;
+
nrservs -= (nfsd_serv->sv_nrthreads-1);
while (nrservs > 0) {
nrservs--;
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