1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _LINUX_SUNRPC_SCHED_H_ 20 #define _LINUX_SUNRPC_SCHED_H_ 21 #include <linux/timer.h> 22 #include <linux/sunrpc/types.h> 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #include <linux/spinlock.h> 25 #include <linux/wait.h> 26 #include <linux/workqueue.h> 27 #include <linux/sunrpc/xdr.h> 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 struct rpc_procinfo; 30 struct rpc_message { 31 struct rpc_procinfo * rpc_proc; 32 void * rpc_argp; 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 void * rpc_resp; 35 struct rpc_cred * rpc_cred; 36 }; 37 struct rpc_call_ops; 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 struct rpc_wait_queue; 40 struct rpc_wait { 41 struct list_head list; 42 struct list_head links; 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 struct rpc_wait_queue * rpc_waitq; 45 }; 46 struct rpc_task { 47 #ifdef RPC_DEBUG 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 unsigned long tk_magic; 50 #endif 51 atomic_t tk_count; 52 struct list_head tk_task; 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 struct rpc_clnt * tk_client; 55 struct rpc_rqst * tk_rqstp; 56 int tk_status; 57 struct rpc_message tk_msg; 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 __u8 tk_garb_retry; 60 __u8 tk_cred_retry; 61 unsigned long tk_cookie; 62 void (*tk_timeout_fn)(struct rpc_task *); 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 void (*tk_callback)(struct rpc_task *); 65 void (*tk_action)(struct rpc_task *); 66 const struct rpc_call_ops *tk_ops; 67 void * tk_calldata; 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 struct timer_list tk_timer; 70 unsigned long tk_timeout; 71 unsigned short tk_flags; 72 unsigned char tk_priority : 2; 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 unsigned long tk_runstate; 75 struct workqueue_struct *tk_workqueue; 76 union { 77 struct work_struct tk_work; 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 struct rpc_wait tk_wait; 80 } u; 81 unsigned short tk_timeouts; 82 size_t tk_bytes_sent; 83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 84 unsigned long tk_start; 85 long tk_rtt; 86 #ifdef RPC_DEBUG 87 unsigned short tk_pid; 88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 89 #endif 90 }; 91 #define tk_auth tk_client->cl_auth 92 #define tk_xprt tk_client->cl_xprt 93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 94 #define task_for_each(task, pos, head) list_for_each(pos, head) if ((task=list_entry(pos, struct rpc_task, u.tk_wait.list)),1) 95 #define task_for_first(task, head) if (!list_empty(head) && ((task=list_entry((head)->next, struct rpc_task, u.tk_wait.list)),1)) 96 #define alltask_for_each(task, pos, head) list_for_each(pos, head) if ((task=list_entry(pos, struct rpc_task, tk_task)),1) 97 typedef void (*rpc_action)(struct rpc_task *); 98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 99 struct rpc_call_ops { 100 void (*rpc_call_prepare)(struct rpc_task *, void *); 101 void (*rpc_call_done)(struct rpc_task *, void *); 102 void (*rpc_release)(void *); 103 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 104 }; 105 #define RPC_TASK_ASYNC 0x0001 106 #define RPC_TASK_SWAPPER 0x0002 107 #define RPC_TASK_CHILD 0x0008 108 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 109 #define RPC_CALL_MAJORSEEN 0x0020 110 #define RPC_TASK_ROOTCREDS 0x0040 111 #define RPC_TASK_DYNAMIC 0x0080 112 #define RPC_TASK_KILLED 0x0100 113 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 114 #define RPC_TASK_SOFT 0x0200 115 #define RPC_TASK_NOINTR 0x0400 116 #define RPC_IS_ASYNC(t) ((t)->tk_flags & RPC_TASK_ASYNC) 117 #define RPC_IS_CHILD(t) ((t)->tk_flags & RPC_TASK_CHILD) 118 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 119 #define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER) 120 #define RPC_DO_ROOTOVERRIDE(t) ((t)->tk_flags & RPC_TASK_ROOTCREDS) 121 #define RPC_ASSASSINATED(t) ((t)->tk_flags & RPC_TASK_KILLED) 122 #define RPC_DO_CALLBACK(t) ((t)->tk_callback != NULL) 123 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 124 #define RPC_IS_SOFT(t) ((t)->tk_flags & RPC_TASK_SOFT) 125 #define RPC_TASK_UNINTERRUPTIBLE(t) ((t)->tk_flags & RPC_TASK_NOINTR) 126 #define RPC_TASK_RUNNING 0 127 #define RPC_TASK_QUEUED 1 128 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 129 #define RPC_TASK_WAKEUP 2 130 #define RPC_TASK_HAS_TIMER 3 131 #define RPC_TASK_ACTIVE 4 132 #define RPC_IS_RUNNING(t) (test_bit(RPC_TASK_RUNNING, &(t)->tk_runstate)) 133 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 134 #define rpc_set_running(t) (set_bit(RPC_TASK_RUNNING, &(t)->tk_runstate)) 135 #define rpc_test_and_set_running(t) (test_and_set_bit(RPC_TASK_RUNNING, &(t)->tk_runstate)) 136 #define rpc_clear_running(t) do { smp_mb__before_clear_bit(); clear_bit(RPC_TASK_RUNNING, &(t)->tk_runstate); smp_mb__after_clear_bit(); } while (0) 137 #define RPC_IS_QUEUED(t) (test_bit(RPC_TASK_QUEUED, &(t)->tk_runstate)) 138 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 139 #define rpc_set_queued(t) (set_bit(RPC_TASK_QUEUED, &(t)->tk_runstate)) 140 #define rpc_clear_queued(t) do { smp_mb__before_clear_bit(); clear_bit(RPC_TASK_QUEUED, &(t)->tk_runstate); smp_mb__after_clear_bit(); } while (0) 141 #define rpc_start_wakeup(t) (test_and_set_bit(RPC_TASK_WAKEUP, &(t)->tk_runstate) == 0) 142 #define rpc_finish_wakeup(t) do { smp_mb__before_clear_bit(); clear_bit(RPC_TASK_WAKEUP, &(t)->tk_runstate); smp_mb__after_clear_bit(); } while (0) 143 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 144 #define RPC_IS_ACTIVATED(t) (test_bit(RPC_TASK_ACTIVE, &(t)->tk_runstate)) 145 #define rpc_set_active(t) (set_bit(RPC_TASK_ACTIVE, &(t)->tk_runstate)) 146 #define rpc_clear_active(t) do { smp_mb__before_clear_bit(); clear_bit(RPC_TASK_ACTIVE, &(t)->tk_runstate); smp_mb__after_clear_bit(); } while(0) 147 #define RPC_PRIORITY_LOW 0 148 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 149 #define RPC_PRIORITY_NORMAL 1 150 #define RPC_PRIORITY_HIGH 2 151 #define RPC_NR_PRIORITY (RPC_PRIORITY_HIGH+1) 152 struct rpc_wait_queue { 153 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 154 spinlock_t lock; 155 struct list_head tasks[RPC_NR_PRIORITY]; 156 unsigned long cookie; 157 unsigned char maxpriority; 158 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 159 unsigned char priority; 160 unsigned char count; 161 unsigned char nr; 162 unsigned short qlen; 163 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 164 #ifdef RPC_DEBUG 165 const char * name; 166 #endif 167 }; 168 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 169 #define RPC_BATCH_COUNT 16 170 #ifndef RPC_DEBUG 171 #define RPC_WAITQ_INIT(var,qname) { .lock = SPIN_LOCK_UNLOCKED, .tasks = { [0] = LIST_HEAD_INIT(var.tasks[0]), [1] = LIST_HEAD_INIT(var.tasks[1]), [2] = LIST_HEAD_INIT(var.tasks[2]), }, } 172 #else 173 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 174 #define RPC_WAITQ_INIT(var,qname) { .lock = SPIN_LOCK_UNLOCKED, .tasks = { [0] = LIST_HEAD_INIT(var.tasks[0]), [1] = LIST_HEAD_INIT(var.tasks[1]), [2] = LIST_HEAD_INIT(var.tasks[2]), }, .name = qname, } 175 #endif 176 #define RPC_WAITQ(var,qname) struct rpc_wait_queue var = RPC_WAITQ_INIT(var,qname) 177 #define RPC_IS_PRIORITY(q) ((q)->maxpriority > 0) 178 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 179 struct rpc_task *rpc_new_task(struct rpc_clnt *, int flags, 180 const struct rpc_call_ops *ops, void *data); 181 struct rpc_task *rpc_run_task(struct rpc_clnt *clnt, int flags, 182 const struct rpc_call_ops *ops, void *data); 183 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 184 struct rpc_task *rpc_new_child(struct rpc_clnt *, struct rpc_task *parent); 185 struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *); 186 #ifdef RPC_DEBUG 187 #endif 188 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 189 #ifdef RPC_DEBUG 190 #endif 191 #endif 192
