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Add new macros for locking and unlocking a vm object.

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This commit is contained in:
Alan Cox 2003-04-13 18:39:47 +00:00
parent 692ebfe975
commit fdff41609d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=113445
1 changed files with 3 additions and 0 deletions
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sys/vm/vm_object.h
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@ -170,6 +170,9 @@ extern struct mtx vm_object_list_mtx; /* lock for object list and count */
extern vm_object_t kernel_object; /* the single kernel object */
extern vm_object_t kmem_object;
#define VM_OBJECT_LOCK(object) mtx_lock(&(object)->mtx)
#define VM_OBJECT_UNLOCK(object) mtx_unlock(&(object)->mtx)
#define vm_object_lock(object) \
mtx_lock((object) == kmem_object ? &kmem_object->mtx : &Giant)
#define vm_object_unlock(object) \