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hw/9pfs: Update v9fs_fsync to use coroutines

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Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
This commit is contained in:
Aneesh Kumar K.V 2011-05-07 21:25:51 +05:30
parent 4743d1f5d3
commit 4e9ad44498
1 changed files with 11 additions and 16 deletions
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27
hw/9pfs/virtio-9p.c
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@ -1530,33 +1530,28 @@ out:
v9fs_string_free(&fullname);
}
static void v9fs_post_do_fsync(V9fsState *s, V9fsPDU *pdu, int err)
{
if (err == -1) {
err = -errno;
}
complete_pdu(s, pdu, err);
}
static void v9fs_fsync(void *opaque)
{
V9fsPDU *pdu = opaque;
V9fsState *s = pdu->s;
int err;
int32_t fid;
int datasync;
size_t offset = 7;
V9fsFidState *fidp;
int datasync;
int err;
V9fsPDU *pdu = opaque;
V9fsState *s = pdu->s;
pdu_unmarshal(pdu, offset, "dd", &fid, &datasync);
fidp = lookup_fid(s, fid);
if (fidp == NULL) {
err = -ENOENT;
v9fs_post_do_fsync(s, pdu, err);
return;
goto out;
}
err = v9fs_do_fsync(s, fidp->fs.fd, datasync);
v9fs_post_do_fsync(s, pdu, err);
err = v9fs_co_fsync(s, fidp, datasync);
if (!err) {
err = offset;
}
out:
complete_pdu(s, pdu, err);
}
static void v9fs_clunk(void *opaque)