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[-V4,15/21] virtio-9p: Add P9_TCLUNK support

Message ID 1270813404-23004-16-git-send-email-aneesh.kumar@linux.vnet.ibm.com
State New
Headers show

Commit Message

Aneesh Kumar K.V April 9, 2010, 11:43 a.m. UTC 
From: Anthony Liguori <aliguori@us.ibm.com>

Implement P9_TCLUNK support.
This patch gets `ls -al` to work.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
 hw/virtio-9p.c |   16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)
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Patch

diff --git a/hw/virtio-9p.c b/hw/virtio-9p.c
index e702c5c..480f68b 100644
--- a/hw/virtio-9p.c
+++ b/hw/virtio-9p.c
@@ -1313,9 +1313,21 @@  out:
 
 static void v9fs_clunk(V9fsState *s, V9fsPDU *pdu)
 {
-    if (debug_9p_pdu) {
-        pprint_pdu(pdu);
+    int32_t fid;
+    size_t offset = 7;
+    int err;
+
+    pdu_unmarshal(pdu, offset, "d", &fid);
+
+    err = free_fid(s, fid);
+    if (err < 0) {
+        goto out;
     }
+
+    offset = 7;
+    err = offset;
+out:
+    complete_pdu(s, pdu, err);
 }
 
 typedef struct V9fsReadState {