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-rw-r--r--include/linux/fscrypt_common.h3
-rw-r--r--include/linux/mbcache.h11
-rw-r--r--include/linux/quota.h2
3 files changed, 10 insertions, 6 deletions
diff --git a/include/linux/fscrypt_common.h b/include/linux/fscrypt_common.h
index e3e1208e0f54..97f738628b36 100644
--- a/include/linux/fscrypt_common.h
+++ b/include/linux/fscrypt_common.h
@@ -83,6 +83,9 @@ struct fscrypt_operations {
unsigned (*max_namelen)(struct inode *);
};
+/* Maximum value for the third parameter of fscrypt_operations.set_context(). */
+#define FSCRYPT_SET_CONTEXT_MAX_SIZE 28
+
static inline bool fscrypt_dummy_context_enabled(struct inode *inode)
{
if (inode->i_sb->s_cop->dummy_context &&
diff --git a/include/linux/mbcache.h b/include/linux/mbcache.h
index 86c9a8b480c5..e1bc73414983 100644
--- a/include/linux/mbcache.h
+++ b/include/linux/mbcache.h
@@ -19,15 +19,15 @@ struct mb_cache_entry {
u32 e_key;
u32 e_referenced:1;
u32 e_reusable:1;
- /* Block number of hashed block - stable during lifetime of the entry */
- sector_t e_block;
+ /* User provided value - stable during lifetime of the entry */
+ u64 e_value;
};
struct mb_cache *mb_cache_create(int bucket_bits);
void mb_cache_destroy(struct mb_cache *cache);
int mb_cache_entry_create(struct mb_cache *cache, gfp_t mask, u32 key,
- sector_t block, bool reusable);
+ u64 value, bool reusable);
void __mb_cache_entry_free(struct mb_cache_entry *entry);
static inline int mb_cache_entry_put(struct mb_cache *cache,
struct mb_cache_entry *entry)
@@ -38,10 +38,9 @@ static inline int mb_cache_entry_put(struct mb_cache *cache,
return 1;
}
-void mb_cache_entry_delete_block(struct mb_cache *cache, u32 key,
- sector_t block);
+void mb_cache_entry_delete(struct mb_cache *cache, u32 key, u64 value);
struct mb_cache_entry *mb_cache_entry_get(struct mb_cache *cache, u32 key,
- sector_t block);
+ u64 value);
struct mb_cache_entry *mb_cache_entry_find_first(struct mb_cache *cache,
u32 key);
struct mb_cache_entry *mb_cache_entry_find_next(struct mb_cache *cache,
diff --git a/include/linux/quota.h b/include/linux/quota.h
index 3434eef2a5aa..bfd077ca6ac3 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -332,6 +332,8 @@ struct dquot_operations {
* quota code only */
qsize_t *(*get_reserved_space) (struct inode *);
int (*get_projid) (struct inode *, kprojid_t *);/* Get project ID */
+ /* Get number of inodes that were charged for a given inode */
+ int (*get_inode_usage) (struct inode *, qsize_t *);
/* Get next ID with active quota structure */
int (*get_next_id) (struct super_block *sb, struct kqid *qid);
};