From 9bfb74a39954a7e63bfd762c816efc7e64b9df65 Mon Sep 17 00:00:00 2001 From: Niels de Vos Date: Fri, 13 Jan 2017 14:46:17 +0100 Subject: nfs/nlm: log the caller_name if nlm_client_t can be found In order to help tracking possible misbehaving clients down, log the 'caller_name' (hostname of the NFS client) that does not have a matching nlm_client_t structure. Change-Id: Ib514a78d1809719a3d0274acc31ee632727d746d BUG: 1381970 Signed-off-by: Niels de Vos Reviewed-on: https://review.gluster.org/17186 Smoke: Gluster Build System NetBSD-regression: NetBSD Build System CentOS-regression: Gluster Build System Reviewed-by: soumya k Reviewed-by: Jeff Darcy --- xlators/nfs/server/src/nlm4.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'xlators/nfs/server/src') diff --git a/xlators/nfs/server/src/nlm4.c b/xlators/nfs/server/src/nlm4.c index dcb1784127e..ed8684fdca2 100644 --- a/xlators/nfs/server/src/nlm4.c +++ b/xlators/nfs/server/src/nlm4.c @@ -1732,18 +1732,20 @@ nlm4_unlock_resume (void *carg) int ret = -1; nfs3_call_state_t *cs = NULL; nlm_client_t *nlmclnt = NULL; + char *caller_name = NULL; if (!carg) return ret; cs = (nfs3_call_state_t *)carg; nlm4_check_fh_resolve_status (cs, stat, nlm4err); + caller_name = cs->args.nlm4_unlockargs.alock.caller_name; - nlmclnt = nlm_get_uniq (cs->args.nlm4_unlockargs.alock.caller_name); + nlmclnt = nlm_get_uniq (caller_name); if (nlmclnt == NULL) { stat = nlm4_granted; gf_msg (GF_NLM, GF_LOG_WARNING, ENOLCK, NFS_MSG_NO_MEMORY, - "nlm_get_uniq() returned NULL"); + "nlm_get_uniq() returned NULL for %s", caller_name); goto nlm4err; } cs->fd = fd_lookup_uint64 (cs->resolvedloc.inode, (uint64_t)nlmclnt); -- cgit