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Merge branch 'for-2.6.34' of git://linux-nfs.org/~bfields/linux

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* 'for-2.6.34' of git://linux-nfs.org/~bfields/linux: (22 commits)
  nfsd4: fix minor memory leak
  svcrpc: treat uid's as unsigned
  nfsd: ensure sockets are closed on error
  Revert "sunrpc: move the close processing after do recvfrom method"
  Revert "sunrpc: fix peername failed on closed listener"
  sunrpc: remove unnecessary svc_xprt_put
  NFSD: NFSv4 callback client should use RPC_TASK_SOFTCONN
  xfs_export_operations.commit_metadata
  commit_metadata export operation replacing nfsd_sync_dir
  lockd: don't clear sm_monitored on nsm_reboot_lookup
  lockd: release reference to nsm_handle in nlm_host_rebooted
  nfsd: Use vfs_fsync_range() in nfsd_commit
  NFSD: Create PF_INET6 listener in write_ports
  SUNRPC: NFS kernel APIs shouldn't return ENOENT for "transport not found"
  SUNRPC: Bury "#ifdef IPV6" in svc_create_xprt()
  NFSD: Support AF_INET6 in svc_addsock() function
  SUNRPC: Use rpc_pton() in ip_map_parse()
  nfsd: 4.1 has an rfc number
  nfsd41: Create the recovery entry for the NFSv4.1 client
  nfsd: use vfs_fsync for non-directories
  ...
This commit is contained in:
Linus Torvalds 2010-03-06 11:31:38 -08:00
commit 05c5cb31ec
16 changed files with 174 additions and 145 deletions
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27
net/sunrpc/svc_xprt.c
View file

@ -173,11 +173,13 @@ static struct svc_xprt *__svc_xpo_create(struct svc_xprt_class *xcl,
.sin_addr.s_addr = htonl(INADDR_ANY),
.sin_port = htons(port),
};
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
struct sockaddr_in6 sin6 = {
.sin6_family = AF_INET6,
.sin6_addr = IN6ADDR_ANY_INIT,
.sin6_port = htons(port),
};
#endif /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */
struct sockaddr *sap;
size_t len;
@ -186,10 +188,12 @@ static struct svc_xprt *__svc_xpo_create(struct svc_xprt_class *xcl,
sap = (struct sockaddr *)&sin;
len = sizeof(sin);
break;
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
case PF_INET6:
sap = (struct sockaddr *)&sin6;
len = sizeof(sin6);
break;
#endif /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */
default:
return ERR_PTR(-EAFNOSUPPORT);
}
@ -231,7 +235,10 @@ int svc_create_xprt(struct svc_serv *serv, const char *xprt_name,
err:
spin_unlock(&svc_xprt_class_lock);
dprintk("svc: transport %s not found\n", xprt_name);
return -ENOENT;
/* This errno is exposed to user space. Provide a reasonable
* perror msg for a bad transport. */
return -EPROTONOSUPPORT;
}
EXPORT_SYMBOL_GPL(svc_create_xprt);
@ -699,8 +706,10 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
spin_unlock_bh(&pool->sp_lock);
len = 0;
if (test_bit(XPT_LISTENER, &xprt->xpt_flags) &&
!test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
if (test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
dprintk("svc_recv: found XPT_CLOSE\n");
svc_delete_xprt(xprt);
} else if (test_bit(XPT_LISTENER, &xprt->xpt_flags)) {
struct svc_xprt *newxpt;
newxpt = xprt->xpt_ops->xpo_accept(xprt);
if (newxpt) {
@ -726,7 +735,7 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
svc_xprt_received(newxpt);
}
svc_xprt_received(xprt);
} else if (!test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
} else {
dprintk("svc: server %p, pool %u, transport %p, inuse=%d\n",
rqstp, pool->sp_id, xprt,
atomic_read(&xprt->xpt_ref.refcount));
@ -739,11 +748,6 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
dprintk("svc: got len=%d\n", len);
}
if (test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
dprintk("svc_recv: found XPT_CLOSE\n");
svc_delete_xprt(xprt);
}
/* No data, incomplete (TCP) read, or accept() */
if (len == 0 || len == -EAGAIN) {
rqstp->rq_res.len = 0;
@ -889,11 +893,8 @@ void svc_delete_xprt(struct svc_xprt *xprt)
if (test_bit(XPT_TEMP, &xprt->xpt_flags))
serv->sv_tmpcnt--;
for (dr = svc_deferred_dequeue(xprt); dr;
dr = svc_deferred_dequeue(xprt)) {
svc_xprt_put(xprt);
while ((dr = svc_deferred_dequeue(xprt)) != NULL)
kfree(dr);
}
svc_xprt_put(xprt);
spin_unlock_bh(&serv->sv_lock);

49
net/sunrpc/svcauth_unix.c
View file

@ -15,6 +15,7 @@
#include <linux/kernel.h>
#define RPCDBG_FACILITY RPCDBG_AUTH
#include <linux/sunrpc/clnt.h>
/*
* AUTHUNIX and AUTHNULL credentials are both handled here.
@ -187,10 +188,13 @@ static int ip_map_parse(struct cache_detail *cd,
* for scratch: */
char *buf = mesg;
int len;
int b1, b2, b3, b4, b5, b6, b7, b8;
char c;
char class[8];
struct in6_addr addr;
union {
struct sockaddr sa;
struct sockaddr_in s4;
struct sockaddr_in6 s6;
} address;
struct sockaddr_in6 sin6;
int err;
struct ip_map *ipmp;
@ -209,24 +213,24 @@ static int ip_map_parse(struct cache_detail *cd,
len = qword_get(&mesg, buf, mlen);
if (len <= 0) return -EINVAL;
if (sscanf(buf, "%u.%u.%u.%u%c", &b1, &b2, &b3, &b4, &c) == 4) {
addr.s6_addr32[0] = 0;
addr.s6_addr32[1] = 0;
addr.s6_addr32[2] = htonl(0xffff);
addr.s6_addr32[3] =
htonl((((((b1<<8)|b2)<<8)|b3)<<8)|b4);
} else if (sscanf(buf, "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x%c",
&b1, &b2, &b3, &b4, &b5, &b6, &b7, &b8, &c) == 8) {
addr.s6_addr16[0] = htons(b1);
addr.s6_addr16[1] = htons(b2);
addr.s6_addr16[2] = htons(b3);
addr.s6_addr16[3] = htons(b4);
addr.s6_addr16[4] = htons(b5);
addr.s6_addr16[5] = htons(b6);
addr.s6_addr16[6] = htons(b7);
addr.s6_addr16[7] = htons(b8);
} else
if (rpc_pton(buf, len, &address.sa, sizeof(address)) == 0)
return -EINVAL;
switch (address.sa.sa_family) {
case AF_INET:
/* Form a mapped IPv4 address in sin6 */
memset(&sin6, 0, sizeof(sin6));
sin6.sin6_family = AF_INET6;
sin6.sin6_addr.s6_addr32[2] = htonl(0xffff);
sin6.sin6_addr.s6_addr32[3] = address.s4.sin_addr.s_addr;
break;
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
case AF_INET6:
memcpy(&sin6, &address.s6, sizeof(sin6));
break;
#endif
default:
return -EINVAL;
}
expiry = get_expiry(&mesg);
if (expiry ==0)
@ -243,7 +247,8 @@ static int ip_map_parse(struct cache_detail *cd,
} else
dom = NULL;
ipmp = ip_map_lookup(class, &addr);
/* IPv6 scope IDs are ignored for now */
ipmp = ip_map_lookup(class, &sin6.sin6_addr);
if (ipmp) {
err = ip_map_update(ipmp,
container_of(dom, struct unix_domain, h),
@ -619,7 +624,7 @@ static int unix_gid_show(struct seq_file *m,
else
glen = 0;
seq_printf(m, "%d %d:", ug->uid, glen);
seq_printf(m, "%u %d:", ug->uid, glen);
for (i = 0; i < glen; i++)
seq_printf(m, " %d", GROUP_AT(ug->gi, i));
seq_printf(m, "\n");

3
net/sunrpc/svcsock.c
View file

@ -968,6 +968,7 @@ static int svc_tcp_recv_record(struct svc_sock *svsk, struct svc_rqst *rqstp)
return len;
err_delete:
set_bit(XPT_CLOSE, &svsk->sk_xprt.xpt_flags);
svc_xprt_received(&svsk->sk_xprt);
err_again:
return -EAGAIN;
}
@ -1357,7 +1358,7 @@ int svc_addsock(struct svc_serv *serv, const int fd, char *name_return,
if (!so)
return err;
if (so->sk->sk_family != AF_INET)
if ((so->sk->sk_family != PF_INET) && (so->sk->sk_family != PF_INET6))
err = -EAFNOSUPPORT;
else if (so->sk->sk_protocol != IPPROTO_TCP &&
so->sk->sk_protocol != IPPROTO_UDP)