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NFS: Add a global LRU list for the ACCESS cache

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...in order to allow the addition of a memory shrinker.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2006-07-25 11:28:18 -04:00
parent 1c3c07e9f6
commit cfcea3e8c6
3 changed files with 40 additions and 1 deletions
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4
include/linux/nfs_fs.h
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@ -71,6 +71,7 @@
*/
struct nfs_access_entry {
struct rb_node rb_node;
struct list_head lru;
unsigned long jiffies;
struct rpc_cred * cred;
int mask;
@ -148,6 +149,8 @@ struct nfs_inode {
atomic_t data_updates;
struct rb_root access_cache;
struct list_head access_cache_entry_lru;
struct list_head access_cache_inode_lru;
#ifdef CONFIG_NFS_V3_ACL
struct posix_acl *acl_access;
struct posix_acl *acl_default;
@ -201,6 +204,7 @@ struct nfs_inode {
#define NFS_INO_REVALIDATING (0) /* revalidating attrs */
#define NFS_INO_ADVISE_RDPLUS (1) /* advise readdirplus */
#define NFS_INO_STALE (2) /* possible stale inode */
#define NFS_INO_ACL_LRU_SET (3) /* Inode is on the LRU list */
static inline struct nfs_inode *NFS_I(struct inode *inode)
{