Merge branch 'master' into pm-sleep

* master: (848 commits)
  SELinux: Fix RCU deref check warning in sel_netport_insert()
  binary_sysctl(): fix memory leak
  mm/vmalloc.c: remove static declaration of va from __get_vm_area_node
  ipmi_watchdog: restore settings when BMC reset
  oom: fix integer overflow of points in oom_badness
  memcg: keep root group unchanged if creation fails
  nilfs2: potential integer overflow in nilfs_ioctl_clean_segments()
  nilfs2: unbreak compat ioctl
  cpusets: stall when updating mems_allowed for mempolicy or disjoint nodemask
  evm: prevent racing during tfm allocation
  evm: key must be set once during initialization
  mmc: vub300: fix type of firmware_rom_wait_states module parameter
  Revert "mmc: enable runtime PM by default"
  mmc: sdhci: remove "state" argument from sdhci_suspend_host
  x86, dumpstack: Fix code bytes breakage due to missing KERN_CONT
  IB/qib: Correct sense on freectxts increment and decrement
  RDMA/cma: Verify private data length
  cgroups: fix a css_set not found bug in cgroup_attach_proc
  oprofile: Fix uninitialized memory access when writing to writing to oprofilefs
  Revert "xen/pv-on-hvm kexec: add xs_reset_watches to shutdown watches from old kernel"
  ...

Conflicts:
	kernel/cgroup_freezer.c

1 files changed, 23 insertions, 7 deletions

diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 5317b93..3341d89 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -591,6 +591,27 @@ void rpc_prepare_task(struct rpc_task *task)
 	task->tk_ops->rpc_call_prepare(task, task->tk_calldata);
 }
 
+static void
+rpc_init_task_statistics(struct rpc_task *task)
+{
+	/* Initialize retry counters */
+	task->tk_garb_retry = 2;
+	task->tk_cred_retry = 2;
+	task->tk_rebind_retry = 2;
+
+	/* starting timestamp */
+	task->tk_start = ktime_get();
+}
+
+static void
+rpc_reset_task_statistics(struct rpc_task *task)
+{
+	task->tk_timeouts = 0;
+	task->tk_flags &= ~(RPC_CALL_MAJORSEEN|RPC_TASK_KILLED|RPC_TASK_SENT);
+
+	rpc_init_task_statistics(task);
+}
+
 /*
  * Helper that calls task->tk_ops->rpc_call_done if it exists
  */
@@ -603,6 +624,7 @@ void rpc_exit_task(struct rpc_task *task)
 			WARN_ON(RPC_ASSASSINATED(task));
 			/* Always release the RPC slot and buffer memory */
 			xprt_release(task);
+			rpc_reset_task_statistics(task);
 		}
 	}
 }
@@ -805,11 +827,6 @@ static void rpc_init_task(struct rpc_task *task, const struct rpc_task_setup *ta
 	task->tk_calldata = task_setup_data->callback_data;
 	INIT_LIST_HEAD(&task->tk_task);
 
-	/* Initialize retry counters */
-	task->tk_garb_retry = 2;
-	task->tk_cred_retry = 2;
-	task->tk_rebind_retry = 2;
-
 	task->tk_priority = task_setup_data->priority - RPC_PRIORITY_LOW;
 	task->tk_owner = current->tgid;
 
@@ -819,8 +836,7 @@ static void rpc_init_task(struct rpc_task *task, const struct rpc_task_setup *ta
 	if (task->tk_ops->rpc_call_prepare != NULL)
 		task->tk_action = rpc_prepare_task;
 
-	/* starting timestamp */
-	task->tk_start = ktime_get();
+	rpc_init_task_statistics(task);
 
 	dprintk("RPC:       new task initialized, procpid %u\n",
 				task_pid_nr(current));