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| author | Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com> | 2010-09-22 17:19:19 -0700 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@gmail.com> | 2010-10-28 09:08:47 -0500 |
| commit | 920e65dc6911da28a58e17f4b683302636fc6d8e (patch) | |
| tree | 761280ee48576a45d13df5df685ea6b9da7fd775 /net/9p/client.c | |
| parent | b04faaf3717307cd976a15667c8c24161c1d24ef (diff) | |
| download | linux-920e65dc6911da28a58e17f4b683302636fc6d8e.tar.bz2 | |
[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/9p/client.c')
| -rw-r--r-- | net/9p/client.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/net/9p/client.c b/net/9p/client.c index e50ec802937a..30c4a1b224fb 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; |