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| author | kfraser@localhost.localdomain <kfraser@localhost.localdomain> | 2007-01-19 17:58:30 +0000 |
|---|---|---|
| committer | kfraser@localhost.localdomain <kfraser@localhost.localdomain> | 2007-01-19 17:58:30 +0000 |
| commit | 61aaed0d584e88a6e0e832e11e76336e1d42a6bf (patch) | |
| tree | 0b1025472776e00951204c17f84e3f5f493f556b /tools/xenstore/xenstored_domain.c | |
| parent | bbb6a715dc15f4fd9c320998384e60e032b4250f (diff) | |
| download | xen-61aaed0d584e88a6e0e832e11e76336e1d42a6bf.tar.gz xen-61aaed0d584e88a6e0e832e11e76336e1d42a6bf.tar.bz2 xen-61aaed0d584e88a6e0e832e11e76336e1d42a6bf.zip | |
Allow XS_INTRODUCE to be used for rebinding the xenstore evtchn.
Signed-off-by: Andrei Petrov <andrei.petrov@xensource.com>
Diffstat (limited to 'tools/xenstore/xenstored_domain.c')
| -rw-r--r-- | tools/xenstore/xenstored_domain.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/tools/xenstore/xenstored_domain.c b/tools/xenstore/xenstored_domain.c index 115a1f75da..68f0816230 100644 --- a/tools/xenstore/xenstored_domain.c +++ b/tools/xenstore/xenstored_domain.c @@ -343,13 +343,14 @@ void do_introduce(struct connection *conn, struct buffered_data *in) fire_watches(conn, "@introduceDomain", false); } else { - /* Check that the given details match the ones we have - previously recorded. */ - if (port != domain->remote_port || - mfn != domain->mfn) { - send_error(conn, EINVAL); - return; - } + int rc; + + /* Use XS_INTRODUCE for recreating the xenbus event-channel. */ + if (domain->port) + xc_evtchn_unbind(xce_handle, domain->port); + rc = xc_evtchn_bind_interdomain(xce_handle, domid, port); + domain->port = (rc == -1) ? 0 : rc; + domain->remote_port = port; } send_ack(conn, XS_INTRODUCE); |