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dlm: remove dlm_send_rcom_lookup_dump 

This function was only for debugging.  It would be
called in a condition that should not happen, and
should probably have been removed from the final
version of the original commit.

Remove it because it does mutex lock under spin lock.

Signed-off-by: David Teigland <teigland@redhat.com>
hifive-unleashed-5.1
David Teigland 2017-10-09 09:29:31 -05:00
parent 9e1b0211c5
commit 9250e52359
3 changed files with 1 additions and 21 deletions
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1
fs/dlm/lock.c
View File

@ -1003,7 +1003,6 @@ int dlm_master_lookup(struct dlm_ls *ls, int from_nodeid, char *name, int len,
if (r->res_master_nodeid == our_nodeid) {
log_error(ls, "from_master %d our_master", from_nodeid);
dlm_dump_rsb(r);
dlm_send_rcom_lookup_dump(r, from_nodeid);
goto out_found;
}

20
fs/dlm/rcom.c
View File

@ -338,25 +338,6 @@ int dlm_send_rcom_lookup(struct dlm_rsb *r, int dir_nodeid)
return error;
}
int dlm_send_rcom_lookup_dump(struct dlm_rsb *r, int to_nodeid)
{
struct dlm_rcom *rc;
struct dlm_mhandle *mh;
struct dlm_ls *ls = r->res_ls;
int error;
error = create_rcom(ls, to_nodeid, DLM_RCOM_LOOKUP, r->res_length,
&rc, &mh);
if (error)
goto out;
memcpy(rc->rc_buf, r->res_name, r->res_length);
rc->rc_id = 0xFFFFFFFF;
send_rcom(ls, mh, rc);
out:
return error;
}
static void receive_rcom_lookup(struct dlm_ls *ls, struct dlm_rcom *rc_in)
{
struct dlm_rcom *rc;
@ -368,6 +349,7 @@ static void receive_rcom_lookup(struct dlm_ls *ls, struct dlm_rcom *rc_in)
if (error)
return;
/* Old code would send this special id to trigger a debug dump. */
if (rc_in->rc_id == 0xFFFFFFFF) {
log_error(ls, "receive_rcom_lookup dump from %d", nodeid);
dlm_dump_rsb_name(ls, rc_in->rc_buf, len);

1
fs/dlm/rcom.h
View File

@ -17,7 +17,6 @@
int dlm_rcom_status(struct dlm_ls *ls, int nodeid, uint32_t status_flags);
int dlm_rcom_names(struct dlm_ls *ls, int nodeid, char *last_name,int last_len);
int dlm_send_rcom_lookup(struct dlm_rsb *r, int dir_nodeid);
int dlm_send_rcom_lookup_dump(struct dlm_rsb *r, int to_nodeid);
int dlm_send_rcom_lock(struct dlm_rsb *r, struct dlm_lkb *lkb);
void dlm_receive_rcom(struct dlm_ls *ls, struct dlm_rcom *rc, int nodeid);
int dlm_send_ls_not_ready(int nodeid, struct dlm_rcom *rc_in);