1/* 2 * Copyright (c) 2000-2005 The Regents of The University of Michigan 3 * Copyright (c) 2008 The Hewlett-Packard Development Company 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright --- 168 unchanged lines hidden (view full) --- 177 prev->nextBin = Event::removeItem(event, curr); 178} 179 180Event * 181EventQueue::serviceOne() 182{ 183 Event *event = head; 184 Event *next = head->nextInBin; |
185 event->flags.clear(Event::Scheduled); |
186 187 if (next) { 188 // update the next bin pointer since it could be stale 189 next->nextBin = head->nextBin; 190 191 // pop the stack 192 head = next; 193 } else { 194 // this was the only element on the 'in bin' list, so get rid of 195 // the 'in bin' list and point to the next bin list 196 head = head->nextBin; 197 } 198 199 // handle action 200 if (!event->squashed()) { 201 event->process(); 202 if (event->isExitEvent()) { |
203 assert(!event->flags.isSet(Event::AutoDelete)); // would be silly |
204 return event; 205 } 206 } else { |
207 event->flags.clear(Event::Squashed); |
208 } 209 |
210 if (event->flags.isSet(Event::AutoDelete) && !event->scheduled()) |
211 delete event; 212 213 return NULL; 214} 215 216void 217Event::serialize(std::ostream &os) 218{ 219 SERIALIZE_SCALAR(_when); 220 SERIALIZE_SCALAR(_priority); |
221 short _flags = flags; 222 SERIALIZE_SCALAR(_flags); |
223} 224 225void 226Event::unserialize(Checkpoint *cp, const string §ion) 227{ 228 if (scheduled()) 229 mainEventQueue.deschedule(this); 230 231 UNSERIALIZE_SCALAR(_when); 232 UNSERIALIZE_SCALAR(_priority); 233 234 // need to see if original event was in a scheduled, unsquashed 235 // state, but don't want to restore those flags in the current 236 // object itself (since they aren't immediately true) |
237 short _flags; 238 UNSERIALIZE_SCALAR(_flags); 239 flags = _flags; |
240 |
241 bool wasScheduled = flags.isSet(Scheduled) && !flags.isSet(Squashed); 242 flags.clear(Squashed | Scheduled); 243 |
244 if (wasScheduled) { 245 DPRINTF(Config, "rescheduling at %d\n", _when); 246 mainEventQueue.schedule(this, _when); 247 } 248} 249 250void 251EventQueue::serialize(ostream &os) 252{ 253 std::list<Event *> eventPtrs; 254 255 int numEvents = 0; 256 Event *nextBin = head; 257 while (nextBin) { 258 Event *nextInBin = nextBin; 259 260 while (nextInBin) { |
261 if (nextInBin->flags.isSet(Event::AutoSerialize)) { |
262 eventPtrs.push_back(nextInBin); 263 paramOut(os, csprintf("event%d", numEvents++), 264 nextInBin->name()); 265 } 266 nextInBin = nextInBin->nextInBin; 267 } 268 269 nextBin = nextBin->nextBin; --- 118 unchanged lines hidden (view full) --- 388 // needs to be printed. 389 DPRINTFN("%s event %s @ %d\n", description(), action, when()); 390} 391 392void 393Event::dump() const 394{ 395 cprintf("Event %s (%s)\n", name(), description()); |
396 cprintf("Flags: %#x\n", flags); |
397#ifdef EVENTQ_DEBUG 398 cprintf("Created: %d\n", whenCreated); 399#endif 400 if (scheduled()) { 401#ifdef EVENTQ_DEBUG 402 cprintf("Scheduled at %d\n", whenScheduled); 403#endif 404 cprintf("Scheduled for %d, priority %d\n", when(), _priority); 405 } else { 406 cprintf("Not Scheduled\n"); 407 } 408} |