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rpc: add a new priority in RPC task 

Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Alexandros Batsakis 2009-12-14 21:27:55 -08:00 committed by Trond Myklebust
parent 40ead580ae
commit cf3b01b548
1 changed files with 12 additions and 1 deletions
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13
include/linux/sunrpc/sched.h
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@ -173,7 +173,8 @@ struct rpc_task_setup {
#define RPC_PRIORITY_LOW (-1)
#define RPC_PRIORITY_NORMAL (0)
#define RPC_PRIORITY_HIGH (1)
#define RPC_NR_PRIORITY (1 + RPC_PRIORITY_HIGH - RPC_PRIORITY_LOW)
#define RPC_PRIORITY_PRIVILEGED (2)
#define RPC_NR_PRIORITY (1 + RPC_PRIORITY_PRIVILEGED - RPC_PRIORITY_LOW)
struct rpc_timer {
struct timer_list timer;
@ -255,6 +256,16 @@ static inline int rpc_wait_for_completion_task(struct rpc_task *task)
return __rpc_wait_for_completion_task(task, NULL);
}
static inline void rpc_task_set_priority(struct rpc_task *task, unsigned char prio)
{
task->tk_priority = prio - RPC_PRIORITY_LOW;
}
static inline int rpc_task_has_priority(struct rpc_task *task, unsigned char prio)
{
return (task->tk_priority + RPC_PRIORITY_LOW == prio);
}
#ifdef RPC_DEBUG
static inline const char * rpc_qname(struct rpc_wait_queue *q)
{