diff options
Diffstat (limited to 'include/linux/lru_cache.h')
-rw-r--r-- | include/linux/lru_cache.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/lru_cache.h b/include/linux/lru_cache.h index 6a4fab7c6e09..7a71ffad037c 100644 --- a/include/linux/lru_cache.h +++ b/include/linux/lru_cache.h | |||
@@ -139,9 +139,9 @@ write intent log information, three of which are mentioned here. | |||
139 | * .list is on one of three lists: | 139 | * .list is on one of three lists: |
140 | * in_use: currently in use (refcnt > 0, lc_number != LC_FREE) | 140 | * in_use: currently in use (refcnt > 0, lc_number != LC_FREE) |
141 | * lru: unused but ready to be reused or recycled | 141 | * lru: unused but ready to be reused or recycled |
142 | * (ts_refcnt == 0, lc_number != LC_FREE), | 142 | * (lc_refcnt == 0, lc_number != LC_FREE), |
143 | * free: unused but ready to be recycled | 143 | * free: unused but ready to be recycled |
144 | * (ts_refcnt == 0, lc_number == LC_FREE), | 144 | * (lc_refcnt == 0, lc_number == LC_FREE), |
145 | * | 145 | * |
146 | * an element is said to be "in the active set", | 146 | * an element is said to be "in the active set", |
147 | * if either on "in_use" or "lru", i.e. lc_number != LC_FREE. | 147 | * if either on "in_use" or "lru", i.e. lc_number != LC_FREE. |
@@ -160,8 +160,8 @@ struct lc_element { | |||
160 | struct hlist_node colision; | 160 | struct hlist_node colision; |
161 | struct list_head list; /* LRU list or free list */ | 161 | struct list_head list; /* LRU list or free list */ |
162 | unsigned refcnt; | 162 | unsigned refcnt; |
163 | /* back "pointer" into ts_cache->element[index], | 163 | /* back "pointer" into lc_cache->element[index], |
164 | * for paranoia, and for "ts_element_to_index" */ | 164 | * for paranoia, and for "lc_element_to_index" */ |
165 | unsigned lc_index; | 165 | unsigned lc_index; |
166 | /* if we want to track a larger set of objects, | 166 | /* if we want to track a larger set of objects, |
167 | * it needs to become arch independend u64 */ | 167 | * it needs to become arch independend u64 */ |
@@ -190,8 +190,8 @@ struct lru_cache { | |||
190 | /* Arbitrary limit on maximum tracked objects. Practical limit is much | 190 | /* Arbitrary limit on maximum tracked objects. Practical limit is much |
191 | * lower due to allocation failures, probably. For typical use cases, | 191 | * lower due to allocation failures, probably. For typical use cases, |
192 | * nr_elements should be a few thousand at most. | 192 | * nr_elements should be a few thousand at most. |
193 | * This also limits the maximum value of ts_element.ts_index, allowing the | 193 | * This also limits the maximum value of lc_element.lc_index, allowing the |
194 | * 8 high bits of .ts_index to be overloaded with flags in the future. */ | 194 | * 8 high bits of .lc_index to be overloaded with flags in the future. */ |
195 | #define LC_MAX_ACTIVE (1<<24) | 195 | #define LC_MAX_ACTIVE (1<<24) |
196 | 196 | ||
197 | /* statistics */ | 197 | /* statistics */ |