diff options
| author | Justus Winter <4winter@informatik.uni-hamburg.de> | 2015-07-25 02:21:33 +0200 |
|---|---|---|
| committer | Justus Winter <4winter@informatik.uni-hamburg.de> | 2015-08-15 12:43:26 +0200 |
| commit | c2b24d5189dc2e7faac2e7df490298dad79985d8 (patch) | |
| tree | 2cf056cc0306f596f459ea5000fe9ec2aa0ee15e /vm | |
| parent | c14ec479e087cf73da7496eddf6d39c85bbf0e5c (diff) | |
vm/object: use a general lock to protect the object cache
* vm/vm_object.c: Use a general lock to protect the object cache.
Diffstat (limited to 'vm')
| -rw-r--r-- | vm/vm_object.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/vm/vm_object.c b/vm/vm_object.c index deac0c2..b403d30 100644 --- a/vm/vm_object.c +++ b/vm/vm_object.c @@ -178,14 +178,16 @@ queue_head_t vm_object_cached_list; int vm_object_cached_count; int vm_object_cached_max = 4000; /* may be patched*/ -decl_simple_lock_data(,vm_object_cached_lock_data) +struct lock vm_object_cache_lock_data; +#define vm_object_cache_lock_init() \ + lock_init(&vm_object_cache_lock_data, FALSE) #define vm_object_cache_lock() \ - simple_lock(&vm_object_cached_lock_data) + lock_write(&vm_object_cache_lock_data) #define vm_object_cache_lock_try() \ - simple_lock_try(&vm_object_cached_lock_data) + lock_try_write(&vm_object_cache_lock_data) #define vm_object_cache_unlock() \ - simple_unlock(&vm_object_cached_lock_data) + lock_write_done(&vm_object_cache_lock_data) /* * Number of physical pages referenced by cached objects. @@ -261,7 +263,7 @@ void vm_object_bootstrap(void) sizeof(struct vm_object), 0, NULL, NULL, NULL, 0); queue_init(&vm_object_cached_list); - simple_lock_init(&vm_object_cached_lock_data); + vm_object_cache_lock_init(); /* * Fill in a template object, for quick initialization |