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authorVenkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>2010-06-04 02:16:59 +0400
committerEric Van Hensbergen <ericvh@gmail.com>2010-08-02 23:28:25 +0400
commit652df9a7fd03cb47a3f663f0c08a2bd086505e9b (patch)
treeaf90ae0762a8770e660b4cbb23f7e9225cd5dba7 /net
parent09d34ee5f93b2e53b64ffba27bc18731e31154e1 (diff)
downloadlinux-652df9a7fd03cb47a3f663f0c08a2bd086505e9b.tar.xz
9p: Define and implement TLINK for 9P2000.L
This patch adds a helper function to get the dentry from inode and uses it in creating a Hardlink SYNOPSIS size[4] Tlink tag[2] dfid[4] oldfid[4] newpath[s] size[4] Rlink tag[2] DESCRIPTION Create a link 'newpath' in directory pointed by dfid linking to oldfid path. [sripathik@in.ibm.com : p9_client_link should not free req structure if p9_client_rpc has returned an error.] Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'net')
-rw-r--r--net/9p/client.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/9p/client.c b/net/9p/client.c
index b2f70ec889c2..ad1c4489ab4d 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1095,6 +1095,25 @@ error:
}
EXPORT_SYMBOL(p9_client_fcreate);
+int p9_client_link(struct p9_fid *dfid, struct p9_fid *oldfid, char *newname)
+{
+ struct p9_client *clnt;
+ struct p9_req_t *req;
+
+ P9_DPRINTK(P9_DEBUG_9P, ">>> TLINK dfid %d oldfid %d newname %s\n",
+ dfid->fid, oldfid->fid, newname);
+ clnt = dfid->clnt;
+ req = p9_client_rpc(clnt, P9_TLINK, "dds", dfid->fid, oldfid->fid,
+ newname);
+ if (IS_ERR(req))
+ return PTR_ERR(req);
+
+ P9_DPRINTK(P9_DEBUG_9P, "<<< RLINK\n");
+ p9_free_req(clnt, req);
+ return 0;
+}
+EXPORT_SYMBOL(p9_client_link);
+
int p9_client_clunk(struct p9_fid *fid)
{
int err;