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authorChuck Lever <chuck.lever@oracle.com>2024-01-26 12:46:26 -0500
committerChuck Lever <chuck.lever@oracle.com>2024-03-01 09:12:16 -0500
commit84ebf02d75df745fab7d7f01864fe80ba258944e (patch)
tree78011db621a9798432926d12a88b8a2c7697026f /fs/nfsd
parent112bdd597d7824843459e2cde37bf2abab7cdfde (diff)
NFSD: Remove BUG_ON in nfsd4_process_cb_update()
Don't kill the kworker thread, and don't panic while cl_lock is held. There's no need for scorching the earth here. Reviewed-by: Jeff Layton <jlayton@kernel.org> Reviewed-by: Benjamin Coddington <bcodding@redhat.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4callback.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index d73c66fa131d..fd6a27e20f65 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -1370,8 +1370,9 @@ static void nfsd4_process_cb_update(struct nfsd4_callback *cb)
* Only serialized callback code is allowed to clear these
* flags; main nfsd code can only set them:
*/
- BUG_ON(!(clp->cl_flags & NFSD4_CLIENT_CB_FLAG_MASK));
+ WARN_ON(!(clp->cl_flags & NFSD4_CLIENT_CB_FLAG_MASK));
clear_bit(NFSD4_CLIENT_CB_UPDATE, &clp->cl_flags);
+
memcpy(&conn, &cb->cb_clp->cl_cb_conn, sizeof(struct nfs4_cb_conn));
c = __nfsd4_find_backchannel(clp);
if (c) {