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NSM: Add dprintk() calls in nsm_find and nsm_release 

Introduce some dprintk() calls in fs/lockd/mon.c that are enabled by
the NLMDBG_MONITOR flag.  These report when we find, create, and
release nsm_handles.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Chuck Lever 2008-12-05 19:02:53 -05:00 committed by J. Bruce Fields
parent 67c6d107a6
commit 5cf1c4b19d
1 changed files with 7 additions and 0 deletions
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7
fs/lockd/mon.c
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@ -249,10 +249,15 @@ retry:
atomic_inc(&pos->sm_count);
kfree(nsm);
nsm = pos;
dprintk("lockd: found nsm_handle for %s (%s), cnt %d\n",
pos->sm_name, pos->sm_addrbuf,
atomic_read(&pos->sm_count));
goto found;
}
if (nsm) {
list_add(&nsm->sm_link, &nsm_handles);
dprintk("lockd: created nsm_handle for %s (%s)\n",
nsm->sm_name, nsm->sm_addrbuf);
goto found;
}
spin_unlock(&nsm_lock);
@ -291,6 +296,8 @@ void nsm_release(struct nsm_handle *nsm)
if (atomic_dec_and_lock(&nsm->sm_count, &nsm_lock)) {
list_del(&nsm->sm_link);
spin_unlock(&nsm_lock);
dprintk("lockd: destroyed nsm_handle for %s (%s)\n",
nsm->sm_name, nsm->sm_addrbuf);
kfree(nsm);
}
}