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authorDavid S. Miller <davem@davemloft.net>2010-12-26 22:37:05 -0800
committerDavid S. Miller <davem@davemloft.net>2010-12-26 22:37:05 -0800
commit17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch)
tree14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /net/sunrpc
parent041110a439e21cd40709ead4ffbfa8034619ad77 (diff)
parentd7c1255a3a21e98bdc64df8ccf005a174d7e6289 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: net/ipv4/fib_frontend.c
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/clnt.c24
-rw-r--r--net/sunrpc/stats.c4
-rw-r--r--net/sunrpc/svc_xprt.c10
3 files changed, 24 insertions, 14 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 9dab9573be4..92ce94f5146 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -989,20 +989,26 @@ call_refreshresult(struct rpc_task *task)
dprint_status(task);
task->tk_status = 0;
- task->tk_action = call_allocate;
- if (status >= 0 && rpcauth_uptodatecred(task))
- return;
+ task->tk_action = call_refresh;
switch (status) {
- case -EACCES:
- rpc_exit(task, -EACCES);
- return;
- case -ENOMEM:
- rpc_exit(task, -ENOMEM);
+ case 0:
+ if (rpcauth_uptodatecred(task))
+ task->tk_action = call_allocate;
return;
case -ETIMEDOUT:
rpc_delay(task, 3*HZ);
+ case -EAGAIN:
+ status = -EACCES;
+ if (!task->tk_cred_retry)
+ break;
+ task->tk_cred_retry--;
+ dprintk("RPC: %5u %s: retry refresh creds\n",
+ task->tk_pid, __func__);
+ return;
}
- task->tk_action = call_refresh;
+ dprintk("RPC: %5u %s: refresh creds failed with error %d\n",
+ task->tk_pid, __func__, status);
+ rpc_exit(task, status);
}
/*
diff --git a/net/sunrpc/stats.c b/net/sunrpc/stats.c
index f71a73107ae..80df89d957b 100644
--- a/net/sunrpc/stats.c
+++ b/net/sunrpc/stats.c
@@ -115,9 +115,7 @@ EXPORT_SYMBOL_GPL(svc_seq_show);
*/
struct rpc_iostats *rpc_alloc_iostats(struct rpc_clnt *clnt)
{
- struct rpc_iostats *new;
- new = kcalloc(clnt->cl_maxproc, sizeof(struct rpc_iostats), GFP_KERNEL);
- return new;
+ return kcalloc(clnt->cl_maxproc, sizeof(struct rpc_iostats), GFP_KERNEL);
}
EXPORT_SYMBOL_GPL(rpc_alloc_iostats);
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index c82fe739fbd..3f2c5559ca1 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -5,7 +5,6 @@
*/
#include <linux/sched.h>
-#include <linux/smp_lock.h>
#include <linux/errno.h>
#include <linux/freezer.h>
#include <linux/kthread.h>
@@ -213,6 +212,7 @@ int svc_create_xprt(struct svc_serv *serv, const char *xprt_name,
spin_lock(&svc_xprt_class_lock);
list_for_each_entry(xcl, &svc_xprt_class_list, xcl_list) {
struct svc_xprt *newxprt;
+ unsigned short newport;
if (strcmp(xprt_name, xcl->xcl_name))
continue;
@@ -231,8 +231,9 @@ int svc_create_xprt(struct svc_serv *serv, const char *xprt_name,
spin_lock_bh(&serv->sv_lock);
list_add(&newxprt->xpt_list, &serv->sv_permsocks);
spin_unlock_bh(&serv->sv_lock);
+ newport = svc_xprt_local_port(newxprt);
clear_bit(XPT_BUSY, &newxprt->xpt_flags);
- return svc_xprt_local_port(newxprt);
+ return newport;
}
err:
spin_unlock(&svc_xprt_class_lock);
@@ -426,8 +427,13 @@ void svc_xprt_received(struct svc_xprt *xprt)
{
BUG_ON(!test_bit(XPT_BUSY, &xprt->xpt_flags));
xprt->xpt_pool = NULL;
+ /* As soon as we clear busy, the xprt could be closed and
+ * 'put', so we need a reference to call svc_xprt_enqueue with:
+ */
+ svc_xprt_get(xprt);
clear_bit(XPT_BUSY, &xprt->xpt_flags);
svc_xprt_enqueue(xprt);
+ svc_xprt_put(xprt);
}
EXPORT_SYMBOL_GPL(svc_xprt_received);