diff options
Diffstat (limited to 'src/H5Cprivate.h')
| -rw-r--r-- | src/H5Cprivate.h | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/src/H5Cprivate.h b/src/H5Cprivate.h index ed52ed2..914c579 100644 --- a/src/H5Cprivate.h +++ b/src/H5Cprivate.h @@ -87,10 +87,6 @@ #define H5C__DEFAULT_MAX_CACHE_SIZE ((size_t)(4 * 1024 * 1024)) #define H5C__DEFAULT_MIN_CLEAN_SIZE ((size_t)(2 * 1024 * 1024)) -/* Values for cache entry magic field */ -#define H5C__H5C_CACHE_ENTRY_T_MAGIC 0x005CAC0A -#define H5C__H5C_CACHE_ENTRY_T_BAD_MAGIC 0xDeadBeef - /* Cache configuration validation definitions */ #define H5C_RESIZE_CFG__VALIDATE_GENERAL 0x1 #define H5C_RESIZE_CFG__VALIDATE_INCREMENT 0x2 @@ -976,25 +972,6 @@ typedef int H5C_ring_t; * * The fields of this structure are discussed individually below: * - * magic: Unsigned 32 bit integer that must always be set to - * H5C__H5C_CACHE_ENTRY_T_MAGIC when the entry is valid. - * The field must be set to H5C__H5C_CACHE_ENTRY_T_BAD_MAGIC - * just before the entry is freed. - * - * This is necessary, as the LRU list can be changed out - * from under H5C__make_space_in_cache() by the serialize - * callback which may change the size of an existing entry, - * and/or load a new entry while serializing the target entry. - * - * This in turn can cause a recursive call to - * H5C__make_space_in_cache() which may either flush or evict - * the next entry that the first invocation of that function - * was about to examine. - * - * The magic field allows H5C__make_space_in_cache() to - * detect this case, and re-start its scan from the bottom - * of the LRU when this situation occurs. - * * cache_ptr: Pointer to the cache that this entry is contained within. * * addr: Base address of the cache entry on disk. @@ -1570,7 +1547,6 @@ typedef int H5C_ring_t; * ****************************************************************************/ typedef struct H5C_cache_entry_t { - uint32_t magic; H5C_t *cache_ptr; haddr_t addr; size_t size; @@ -1668,11 +1644,6 @@ typedef struct H5C_cache_entry_t { * * The fields of this structure are discussed individually below: * - * magic: Unsigned 32 bit integer that must always be set to - * H5C_IMAGE_ENTRY_T_MAGIC when the entry is valid. - * The field must be set to H5C_IMAGE_ENTRY_T_BAD_MAGIC - * just before the entry is freed. - * * addr: Base address of the cache entry on disk. * * size: Length of the cache entry on disk in bytes. @@ -1796,11 +1767,8 @@ typedef struct H5C_cache_entry_t { * callbacks must be used to update this image before it is * written to disk * - * ****************************************************************************/ - typedef struct H5C_image_entry_t { - uint32_t magic; haddr_t addr; size_t size; H5C_ring_t ring; |