diff mbox series

[v4,02/17] tools/xenstore: remove all watches when a domain has stopped

Message ID 20230118095016.13091-3-jgross@suse.com (mailing list archive)
State New, archived
Headers show
Series tools/xenstore: do some cleanup and fixes | expand

Commit Message

Juergen Gross Jan. 18, 2023, 9:50 a.m. UTC 
When a domain has been released by Xen tools, remove all its
registered watches. This avoids sending watch events to the dead domain
when all the nodes related to it are being removed by the Xen tools.

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Julien Grall <jgrall@amazon.com>
---
V2:
- move call to do_release() (Julien Grall)
---
 tools/xenstore/xenstored_domain.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/tools/xenstore/xenstored_domain.c b/tools/xenstore/xenstored_domain.c
index aa86892fed..e669c89e94 100644
--- a/tools/xenstore/xenstored_domain.c
+++ b/tools/xenstore/xenstored_domain.c
@@ -740,6 +740,9 @@  int do_release(const void *ctx, struct connection *conn,
 	if (IS_ERR(domain))
 		return -PTR_ERR(domain);
 
+	/* Avoid triggering watch events when the domain's nodes are deleted. */
+	conn_delete_all_watches(domain->conn);
+
 	talloc_free(domain->conn);
 
 	send_ack(conn, XS_RELEASE);