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[PATCH] knfsd: separate out some parts of nfsd_svc, which start nfs servers

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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>
This commit is contained in:
NeilBrown 2006-10-02 02:17:46 -07:00 committed by Linus Torvalds
parent 6658d3a7bb
commit 02a375f0ac
1 changed files with 56 additions and 25 deletions
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81
fs/nfsd/nfssvc.c
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@ -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--;