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fs/9p: Add v9fs_inode

Sfoglia il codice sorgente 
Switch to the fscache code to v9fs_inode. We will later use
v9fs_inode in cache=loose mode to track the inode cache
validity timeout. Ie if we find an inode in cache older
that a specific jiffie range we will consider it stale

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Aneesh Kumar K.V
2011-02-28 17:04:02 +05:30
committato da Eric Van Hensbergen
parent a12119087b
commit a78ce05d5d
8 ha cambiato i file con 184 aggiunte e 220 eliminazioni
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37
fs/9p/v9fs.h
Vedi File

@@ -116,6 +116,20 @@ struct v9fs_session_info {
struct p9_fid *root_fid; /* Used for file system sync */
};
struct v9fs_inode {
#ifdef CONFIG_9P_FSCACHE
spinlock_t fscache_lock;
struct fscache_cookie *fscache;
struct p9_qid *fscache_key;
#endif
struct inode vfs_inode;
};
static inline struct v9fs_inode *V9FS_I(const struct inode *inode)
{
return container_of(inode, struct v9fs_inode, vfs_inode);
}
struct p9_fid *v9fs_session_init(struct v9fs_session_info *, const char *,
char *);
extern void v9fs_session_close(struct v9fs_session_info *v9ses);
@@ -129,16 +143,15 @@ extern int v9fs_vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct inode *new_dir, struct dentry *new_dentry);
extern void v9fs_vfs_put_link(struct dentry *dentry, struct nameidata *nd,
void *p);
extern struct inode *v9fs_inode(struct v9fs_session_info *v9ses,
struct p9_fid *fid,
struct super_block *sb);
extern struct inode *v9fs_inode_from_fid(struct v9fs_session_info *v9ses,
struct p9_fid *fid,
struct super_block *sb);
extern const struct inode_operations v9fs_dir_inode_operations_dotl;
extern const struct inode_operations v9fs_file_inode_operations_dotl;
extern const struct inode_operations v9fs_symlink_inode_operations_dotl;
extern struct inode *v9fs_inode_dotl(struct v9fs_session_info *v9ses,
struct p9_fid *fid,
struct super_block *sb);
extern struct inode *v9fs_inode_from_fid_dotl(struct v9fs_session_info *v9ses,
struct p9_fid *fid,
struct super_block *sb);
/* other default globals */
#define V9FS_PORT 564
@@ -163,7 +176,7 @@ static inline int v9fs_proto_dotl(struct v9fs_session_info *v9ses)
}
/**
* v9fs_inode_from_fid - Helper routine to populate an inode by
* v9fs_get_inode_from_fid - Helper routine to populate an inode by
* issuing a attribute request
* @v9ses: session information
* @fid: fid to issue attribute request for
@@ -171,11 +184,11 @@ static inline int v9fs_proto_dotl(struct v9fs_session_info *v9ses)
*
*/
static inline struct inode *
v9fs_inode_from_fid(struct v9fs_session_info *v9ses, struct p9_fid *fid,
struct super_block *sb)
v9fs_get_inode_from_fid(struct v9fs_session_info *v9ses, struct p9_fid *fid,
struct super_block *sb)
{
if (v9fs_proto_dotl(v9ses))
return v9fs_inode_dotl(v9ses, fid, sb);
return v9fs_inode_from_fid_dotl(v9ses, fid, sb);
else
return v9fs_inode(v9ses, fid, sb);
return v9fs_inode_from_fid(v9ses, fid, sb);
}