diff options
Diffstat (limited to 'include/migration/page_cache.h')
| -rw-r--r-- | include/migration/page_cache.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/include/migration/page_cache.h b/include/migration/page_cache.h index 2d5ce2dd7a..10ed53274c 100644 --- a/include/migration/page_cache.h +++ b/include/migration/page_cache.h @@ -43,8 +43,10 @@ void cache_fini(PageCache *cache); * * @cache pointer to the PageCache struct * @addr: page addr + * @current_age: current bitmap generation */ -bool cache_is_cached(const PageCache *cache, uint64_t addr); +bool cache_is_cached(const PageCache *cache, uint64_t addr, + uint64_t current_age); /** * get_cached_data: Get the data cached for an addr @@ -60,13 +62,15 @@ uint8_t *get_cached_data(const PageCache *cache, uint64_t addr); * cache_insert: insert the page into the cache. the page cache * will dup the data on insert. the previous value will be overwritten * - * Returns -1 on error + * Returns -1 when the page isn't inserted into cache * * @cache pointer to the PageCache struct * @addr: page address * @pdata: pointer to the page + * @current_age: current bitmap generation */ -int cache_insert(PageCache *cache, uint64_t addr, const uint8_t *pdata); +int cache_insert(PageCache *cache, uint64_t addr, const uint8_t *pdata, + uint64_t current_age); /** * cache_resize: resize the page cache. In case of size reduction the extra |