aboutsummaryrefslogtreecommitdiff
path: root/net
diff options
context:
space:
mode:
authorVenkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>2010-09-22 17:19:19 -0700
committerEric Van Hensbergen <ericvh@gmail.com>2010-10-28 09:08:47 -0500
commit920e65dc6911da28a58e17f4b683302636fc6d8e (patch)
tree761280ee48576a45d13df5df685ea6b9da7fd775 /net
parentb04faaf3717307cd976a15667c8c24161c1d24ef (diff)
downloadlinux-2.6.38-lt-ux500-920e65dc6911da28a58e17f4b683302636fc6d8e.tar.gz
[9p] Introduce client side TFSYNC/RFSYNC for dotl.
SYNOPSIS size[4] Tfsync tag[2] fid[4] size[4] Rfsync tag[2] DESCRIPTION The Tfsync transaction transfers ("flushes") all modified in-core data of file identified by fid to the disk device (or other permanent storage device) where that file resides. 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.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/net/9p/client.c b/net/9p/client.c
index e50ec802937..30c4a1b224f 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1162,6 +1162,31 @@ 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 err;
+ struct p9_client *clnt;
+ struct p9_req_t *req;
+
+ P9_DPRINTK(P9_DEBUG_9P, ">>> TFSYNC fid %d\n", fid->fid);
+ err = 0;
+ clnt = fid->clnt;
+
+ req = p9_client_rpc(clnt, P9_TFSYNC, "d", fid->fid);
+ if (IS_ERR(req)) {
+ err = PTR_ERR(req);
+ goto error;
+ }
+
+ P9_DPRINTK(P9_DEBUG_9P, "<<< RFSYNC fid %d\n", fid->fid);
+
+ p9_free_req(clnt, req);
+
+error:
+ return err;
+}
+EXPORT_SYMBOL(p9_client_fsync);
+
int p9_client_clunk(struct p9_fid *fid)
{
int err;