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author | David Howells <dhowells@redhat.com> | 2009-04-03 16:42:43 +0100 |
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committer | David Howells <dhowells@redhat.com> | 2009-04-03 16:42:43 +0100 |
commit | ef79c097bbe9724e13937271b3457df560e00370 (patch) | |
tree | a8671781cc0c9deb85fa76a8b4211c5e693b4343 /include | |
parent | 10329a5d48f5abc14a37d30b706e330f8598297a (diff) | |
download | linux-stable-ef79c097bbe9724e13937271b3457df560e00370.tar.gz linux-stable-ef79c097bbe9724e13937271b3457df560e00370.tar.bz2 linux-stable-ef79c097bbe9724e13937271b3457df560e00370.zip |
NFS: Use local disk inode cache
Bind data storage objects in the local cache to NFS inodes.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>
Acked-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Tested-by: Daire Byrne <Daire.Byrne@framestore.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/nfs_fs.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index fd3e7f9c6fd3..8a99e79d5ea5 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -185,6 +185,9 @@ struct nfs_inode { fmode_t delegation_state; struct rw_semaphore rwsem; #endif /* CONFIG_NFS_V4*/ +#ifdef CONFIG_NFS_FSCACHE + struct fscache_cookie *fscache; +#endif struct inode vfs_inode; }; @@ -207,6 +210,8 @@ struct nfs_inode { #define NFS_INO_ACL_LRU_SET (2) /* Inode is on the LRU list */ #define NFS_INO_MOUNTPOINT (3) /* inode is remote mountpoint */ #define NFS_INO_FLUSHING (4) /* inode is flushing out data */ +#define NFS_INO_FSCACHE (5) /* inode can be cached by FS-Cache */ +#define NFS_INO_FSCACHE_LOCK (6) /* FS-Cache cookie management lock */ static inline struct nfs_inode *NFS_I(const struct inode *inode) { @@ -260,6 +265,11 @@ static inline int NFS_STALE(const struct inode *inode) return test_bit(NFS_INO_STALE, &NFS_I(inode)->flags); } +static inline int NFS_FSCACHE(const struct inode *inode) +{ + return test_bit(NFS_INO_FSCACHE, &NFS_I(inode)->flags); +} + static inline __u64 NFS_FILEID(const struct inode *inode) { return NFS_I(inode)->fileid; |