sys/vm/vm_map.c

210 	vmspace_zone = uma_zcreate("VMSPACE", sizeof(struct vmspace), NULL,
222 	struct vmspace *vm;
224 	vm = (struct vmspace *)mem;
248 	struct vmspace *vm;
250 	vm = (struct vmspace *)mem;
270  * Allocate a vmspace structure, including a vm_map and pmap,
275 struct vmspace *
278 	struct vmspace *vm;
316 vmspace_dofree(struct vmspace *vm)
341 vmspace_free(struct vmspace *vm)
348 		panic("vmspace_free: attempt to free already freed vmspace");
357 	struct vmspace *vm;
363 	KASSERT(vm == &vmspace0, ("vmspace_exitfree: wrong vmspace"));
371 	struct vmspace *vm;
383 	 * reference to the vmspace.
392 			/* Switch now since other proc might free vmspace */
401 			/* vmspace not yet freed, switch back */
408 		/* Switch now since this proc will free vmspace */
421 /* Acquire reference to vmspace owned by another process. */
423 struct vmspace *
426 	struct vmspace *vm;
454  * The new vmspace is either the vmspace of a user process obtained
455  * from an active AIO request or the initial vmspace of the AIO kernel
460  * reference on their initial vmspace for the life of the process.  As
461  * a result, the 'newvm' vmspace always has a non-zero reference
467 vmspace_switch_aio(struct vmspace *newvm)
469 	struct vmspace *oldvm;
753 vmspace_resident_count(struct vmspace *vmspace)
755 	return pmap_resident_count(vmspace_pmap(vmspace));
778  * such as that in the vmspace structure.
3347  * Update the newly-forked vmspace each time a map entry is inherited
3352 vmspace_map_entry_forked(const struct vmspace *vm1, struct vmspace *vm2,
3379  * Create a new process vmspace structure and vm_map
3384  * XXX It might be worth coalescing the entries added to the new vmspace.
3388 struct vmspace *
3389 vmspace_fork(struct vmspace *vm1, vm_ooffset_t *fork_charge)
3391 	struct vmspace *vm2;
3729 	struct vmspace *vm;
3959  * mapped to it, then create a new one.  The new vmspace is null.
3964 	struct vmspace *oldvmspace = p->p_vmspace;
3965 	struct vmspace *newvmspace;
3975 	 * goal is to avoid running down the vmspace here, but let the
3976 	 * other process's that are still using the vmspace to finally
3996 	struct vmspace *oldvmspace = p->p_vmspace;
3997 	struct vmspace *newvmspace;
4427 	db_printf("p = %p, vmspace = %p, map = %p, pmap = %p\n",