sys/vm/vm_map.c

144      !((e)->eflags & MAP_ENTRY_NEEDS_COPY)))
486 		if ((entry->eflags & MAP_ENTRY_VN_WRITECNT) != 0) {
491 			KASSERT((entry->eflags & MAP_ENTRY_IS_SUB_MAP) == 0,
816 	entry->eflags = (entry->eflags & ~MAP_ENTRY_BEHAV_MASK) |
1232 		 (prev_entry->eflags == protoeflags) &&
1271 		    !(prev_entry->eflags & MAP_ENTRY_NEEDS_COPY)) {
1292 	new_entry->eflags = protoeflags;
1523 	if (entry->eflags & (MAP_ENTRY_IN_TRANSITION | MAP_ENTRY_IS_SUB_MAP))
1533 		     (prev->eflags == entry->eflags) &&
1574 		    (next->eflags == entry->eflags) &&
1645 		   ((entry->eflags & MAP_ENTRY_NEEDS_COPY) == 0) &&
1667 	if ((entry->eflags & MAP_ENTRY_IS_SUB_MAP) == 0) {
1722 		   ((entry->eflags & MAP_ENTRY_NEEDS_COPY) == 0) &&
1746 	if ((entry->eflags & MAP_ENTRY_IS_SUB_MAP) == 0) {
1791 	    ((entry->eflags & MAP_ENTRY_COW) == 0) &&
1794 		entry->eflags |= MAP_ENTRY_IS_SUB_MAP;
1917 		if (current->eflags & MAP_ENTRY_IS_SUB_MAP) {
1948 		if (obj == NULL || (current->eflags & MAP_ENTRY_NEEDS_COPY)) {
1999 		if ((current->eflags & (MAP_ENTRY_COW | MAP_ENTRY_USER_WIRED))
2011 #define MASK(entry)	(((entry)->eflags & MAP_ENTRY_COW) ? ~VM_PROT_WRITE : \
2096 			if (current->eflags & MAP_ENTRY_IS_SUB_MAP)
2112 				current->eflags |= MAP_ENTRY_NOSYNC;
2115 				current->eflags &= ~MAP_ENTRY_NOSYNC;
2118 				current->eflags |= MAP_ENTRY_NOCOREDUMP;
2121 				current->eflags &= ~MAP_ENTRY_NOCOREDUMP;
2145 			if (current->eflags & MAP_ENTRY_IS_SUB_MAP)
2254 		if (entry->eflags & MAP_ENTRY_IN_TRANSITION) {
2260 			entry->eflags |= MAP_ENTRY_NEEDS_WAKEUP;
2306 		KASSERT((entry->eflags & MAP_ENTRY_IN_TRANSITION) == 0 &&
2309 		entry->eflags |= MAP_ENTRY_IN_TRANSITION;
2354 		if ((entry->eflags & MAP_ENTRY_IN_TRANSITION) == 0 ||
2362 		    (entry->eflags & MAP_ENTRY_USER_WIRED))) {
2364 				entry->eflags &= ~MAP_ENTRY_USER_WIRED;
2376 		KASSERT((entry->eflags & MAP_ENTRY_IN_TRANSITION) != 0,
2380 		entry->eflags &= ~MAP_ENTRY_IN_TRANSITION;
2382 		if (entry->eflags & MAP_ENTRY_NEEDS_WAKEUP) {
2383 			entry->eflags &= ~MAP_ENTRY_NEEDS_WAKEUP;
2429 		if (entry->eflags & MAP_ENTRY_IN_TRANSITION) {
2435 			entry->eflags |= MAP_ENTRY_NEEDS_WAKEUP;
2481 		KASSERT((entry->eflags & MAP_ENTRY_IN_TRANSITION) == 0 &&
2484 		entry->eflags |= MAP_ENTRY_IN_TRANSITION;
2488 			entry->eflags |= MAP_ENTRY_WIRE_SKIPPED;
2550 			   (entry->eflags & MAP_ENTRY_USER_WIRED) == 0) {
2579 		if ((entry->eflags & MAP_ENTRY_WIRE_SKIPPED) != 0)
2591 		if ((entry->eflags & MAP_ENTRY_IN_TRANSITION) == 0 ||
2600 				entry->eflags |= MAP_ENTRY_USER_WIRED;
2609 			    (entry->eflags & MAP_ENTRY_USER_WIRED) == 0)
2622 		KASSERT((entry->eflags & MAP_ENTRY_IN_TRANSITION) != 0,
2626 		entry->eflags &= ~(MAP_ENTRY_IN_TRANSITION |
2629 		if (entry->eflags & MAP_ENTRY_NEEDS_WAKEUP) {
2630 			entry->eflags &= ~MAP_ENTRY_NEEDS_WAKEUP;
2687 		if (invalidate && (current->eflags & MAP_ENTRY_USER_WIRED)) {
2710 		if (current->eflags & MAP_ENTRY_IS_SUB_MAP) {
2766 	if ((entry->eflags & MAP_ENTRY_IS_SUB_MAP) == 0)
2793 	if ((entry->eflags & MAP_ENTRY_IS_SUB_MAP) == 0 &&
2796 		    (entry->eflags & MAP_ENTRY_NEEDS_COPY),
2878 		if ((entry->eflags & MAP_ENTRY_IN_TRANSITION) != 0 ||
2886 			entry->eflags |= MAP_ENTRY_NEEDS_WAKEUP;
3019 	if ((dst_entry->eflags|src_entry->eflags) & MAP_ENTRY_IS_SUB_MAP)
3028 		if ((src_entry->eflags & MAP_ENTRY_NEEDS_COPY) == 0) {
3054 			    !(src_entry->eflags & MAP_ENTRY_NEEDS_COPY)) {
3068 				if (!(src_entry->eflags &
3075 			src_entry->eflags |= (MAP_ENTRY_COW|MAP_ENTRY_NEEDS_COPY);
3076 			dst_entry->eflags |= (MAP_ENTRY_COW|MAP_ENTRY_NEEDS_COPY);
3078 			if (src_entry->eflags & MAP_ENTRY_VN_WRITECNT) {
3090 				fake_entry->eflags = MAP_ENTRY_VN_WRITECNT;
3091 				src_entry->eflags &= ~MAP_ENTRY_VN_WRITECNT;
3137 	if (entry->eflags & (MAP_ENTRY_GROWS_DOWN | MAP_ENTRY_GROWS_UP)) {
3190 		if (old_entry->eflags & MAP_ENTRY_IS_SUB_MAP)
3220 			if (old_entry->eflags & MAP_ENTRY_NEEDS_COPY) {
3224 				old_entry->eflags &= ~MAP_ENTRY_NEEDS_COPY;
3252 			if (old_entry->eflags & MAP_ENTRY_VN_WRITECNT &&
3268 			new_entry->eflags &= ~(MAP_ENTRY_USER_WIRED |
3272 			if (new_entry->eflags & MAP_ENTRY_VN_WRITECNT) {
3303 			new_entry->eflags &= ~(MAP_ENTRY_USER_WIRED |
3427 			new_entry->eflags |= MAP_ENTRY_GROWS_DOWN;
3429 			new_entry->eflags |= MAP_ENTRY_GROWS_UP;
3484 	if (!(prev_entry->eflags & MAP_ENTRY_GROWS_UP)) {
3491 		if (!(next_entry->eflags & MAP_ENTRY_GROWS_DOWN)) {
3503 		if (next_entry->eflags & MAP_ENTRY_GROWS_DOWN) {
3517 		KASSERT(stack_entry->eflags & MAP_ENTRY_GROWS_DOWN, ("foo"));
3524 		KASSERT(stack_entry->eflags & MAP_ENTRY_GROWS_UP, ("foo"));
3663 			stack_entry->eflags &= ~MAP_ENTRY_GROWS_DOWN;
3664 			new_entry->eflags |= MAP_ENTRY_GROWS_DOWN;
3864 	if (entry->eflags & MAP_ENTRY_IS_SUB_MAP) {
3881 	KASSERT((prot & VM_PROT_WRITE) == 0 || (entry->eflags &
3884 	    ("entry %p flags %x", entry, entry->eflags));
3887 	    (entry->eflags & MAP_ENTRY_COW) == 0) {
3903 	if (entry->eflags & MAP_ENTRY_NEEDS_COPY) {
3938 			entry->eflags &= ~MAP_ENTRY_NEEDS_COPY;
4028 	if (entry->eflags & MAP_ENTRY_IS_SUB_MAP)
4047 	if (entry->eflags & MAP_ENTRY_NEEDS_COPY) {
4135 		if (entry->eflags & MAP_ENTRY_IS_SUB_MAP) {
4159 			if (entry->eflags & MAP_ENTRY_COW)
4161 				    (entry->eflags & MAP_ENTRY_NEEDS_COPY) ? "needed" : "done");