[V9fs-developer,9p] Add datasync to client side TFSYNC/RFSYNC for dotl

Commit Message

jvrao Oct. 22, 2010, 7:14 p.m. UTC

None

Patch

diff --git a/fs/9p/v9fs_vfs.h b/fs/9p/v9fs_vfs.h
index d26db19..bab0eac 100644
--- a/fs/9p/v9fs_vfs.h
+++ b/fs/9p/v9fs_vfs.h
@@ -65,5 +65,6 @@  int v9fs_uflags2omode(int uflags, int extended);
 ssize_t v9fs_file_readn(struct file *, char *, char __user *, u32, u64);
 void v9fs_blank_wstat(struct p9_wstat *wstat);
 int v9fs_vfs_setattr_dotl(struct dentry *, struct iattr *);
+int v9fs_file_fsync_dotl(struct file *filp, int datasync);
 
 #define P9_LOCK_TIMEOUT (30*HZ)
diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c
index 170f5bb..b84ebe8 100644
--- a/fs/9p/vfs_dir.c
+++ b/fs/9p/vfs_dir.c
@@ -315,4 +315,5 @@  const struct file_operations v9fs_dir_operations_dotl = {
 	.readdir = v9fs_dir_readdir_dotl,
 	.open = v9fs_file_open,
 	.release = v9fs_dir_release,
+        .fsync = v9fs_file_fsync_dotl,
 };
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 3a4352f..240c306 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -491,7 +491,7 @@  static int v9fs_file_fsync(struct file *filp, int datasync)
 	return retval;
 }
 
-static int v9fs_file_fsync_dotl(struct file *filp, int datasync)
+int v9fs_file_fsync_dotl(struct file *filp, int datasync)
 {
 	struct p9_fid *fid;
 	int retval;
@@ -501,7 +501,7 @@  static int v9fs_file_fsync_dotl(struct file *filp, int datasync)
 
 	fid = filp->private_data;
 
-	retval = p9_client_fsync(fid);
+	retval = p9_client_fsync(fid, datasync);
 	return retval;
 }
 
diff --git a/include/net/9p/client.h b/include/net/9p/client.h
index d22e17e..9cbaa30 100644
--- a/include/net/9p/client.h
+++ b/include/net/9p/client.h
@@ -232,7 +232,7 @@  int p9_client_symlink(struct p9_fid *fid, char *name, char *symname, gid_t gid,
 int p9_client_create_dotl(struct p9_fid *ofid, char *name, u32 flags, u32 mode,
 		gid_t gid, struct p9_qid *qid);
 int p9_client_clunk(struct p9_fid *fid);
-int p9_client_fsync(struct p9_fid *fid);
+int p9_client_fsync(struct p9_fid *fid, int datasync);
 int p9_client_remove(struct p9_fid *fid);
 int p9_client_read(struct p9_fid *fid, char *data, char __user *udata,
 							u64 offset, u32 count);
diff --git a/net/9p/client.c b/net/9p/client.c
index d5344d8..186f4e3 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1213,17 +1213,18 @@  int p9_client_link(struct p9_fid *dfid, struct p9_fid *oldfid, char *newname)
 }
 EXPORT_SYMBOL(p9_client_link);
 
-int p9_client_fsync(struct p9_fid *fid)
+int p9_client_fsync(struct p9_fid *fid, int datasync)
 {
 	int err;
 	struct p9_client *clnt;
 	struct p9_req_t *req;
 
-	P9_DPRINTK(P9_DEBUG_9P, ">>> TFSYNC fid %d\n", fid->fid);
+	P9_DPRINTK(P9_DEBUG_9P, ">>> TFSYNC fid %d datasync:%d\n",
+			fid->fid, datasync);
 	err = 0;
 	clnt = fid->clnt;
 
-	req = p9_client_rpc(clnt, P9_TFSYNC, "d", fid->fid);
+	req = p9_client_rpc(clnt, P9_TFSYNC, "dd", fid->fid, datasync);
 	if (IS_ERR(req)) {
 		err = PTR_ERR(req);
 		goto error;