[15/27] afs: Fix handling of CB.ProbeUuid cache manager op
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Message ID 159078971446.679399.12954025261713723881.stgit@warthog.procyon.org.uk
State New
Headers show
  • afs: Improvements
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Commit Message

David Howells May 29, 2020, 10:01 p.m. UTC
The AFS filesystem driver is handling the CB.ProbeUuid request incorrectly.
The UUID presented in the request is that of the cache manager, not the
fileserver, so afs_deliver_cb_probe_uuid() shouldn't be using that UUID to
look up the server.

Fix this by looking up the server by address instead.

Signed-off-by: David Howells <dhowells@redhat.com>

 fs/afs/cmservice.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

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diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index 954030ae7a0f..bef413818af7 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -464,7 +464,8 @@  static int afs_deliver_cb_probe(struct afs_call *call)
- * allow the fileserver to quickly find out if the fileserver has been rebooted
+ * Allow the fileserver to quickly find out if the cache manager has been
+ * rebooted.
 static void SRXAFSCB_ProbeUuid(struct work_struct *work)
@@ -536,7 +537,7 @@  static int afs_deliver_cb_probe_uuid(struct afs_call *call)
 	if (!afs_check_call_state(call, AFS_CALL_SV_REPLYING))
 		return afs_io_error(call, afs_io_error_cm_reply);
-	return afs_find_cm_server_by_uuid(call, call->request);
+	return afs_find_cm_server_by_peer(call);