void
pdf_write_outlines(PDF *p)
{
int i;
if (p->outline_count == 0) /* no outlines: return */
return;
pdc_begin_obj(p->out, p->outlines[0].obj_id); /* root outline object */
pdc_begin_dict(p->out);
if (p->outlines[0].count != 0)
pdc_printf(p->out, "/Count %d\n", COUNT(0));
pdc_objref(p->out, "/First", OBJ_ID(FIRST(0)));
pdc_objref(p->out, "/Last", OBJ_ID(LAST(0)));
pdc_end_dict(p->out);
pdc_end_obj(p->out); /* root outline object */
#define PDF_FLUSH_AFTER_MANY_OUTLINES 1000 /* ca. 50-100 KB */
for (i = 1; i <= p->outline_count; i++) {
/* reduce memory usage for many outline entries */
if (i % PDF_FLUSH_AFTER_MANY_OUTLINES == 0)
pdc_flush_stream(p->out);
pdf_write_outline_dict(p, i);
}
}
static int grpobj_monitor_members(xid_t xid, obj_t grp_obj,
u32 *ready_cnt,
u32 *err_cnt)
{
int rc = MLU_STATUS_SUCCESS;
struct obj_iter iter;
struct grp_desc *grp_desc;
obj_t member = NULL;
struct obj_generic_properties props;
bool queued = false;
*ready_cnt = 0;
*err_cnt = 0;
grp_desc = GRP_DESC(grp_obj);
if (RTL_HASHTABLE_NR_ENTRIES(&grp_desc->members) == 0) {
return MLU_STATUS_SUCCESS;
}
grpmgr_member_iter_init(xid, grp_obj, &iter);
do {
member = grpmgr_member_iter_next_member(&iter);
if (member == NULL) {
rc = MLU_STATUS_SUCCESS;
break;
}
/* Establish a wait dependency on the member, regardless
* of the member state. We specify the state as EXPIRED
* because we'll never find a member in that state. The
* goal is to always place a wait dependency on the
* member.
*/
rc = obj_wait_for_state(xid, member, grp_desc,
OBJ_STATE_EXPIRED,
&queued);
if (rc != 0) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to wait EXPIRED "
"st, RO:"OID_FMT" DO:"OID_FMT"\n",
xid, OBJ_ID(OBJ_OID(member)),
OBJ_ID(OBJ_OID(grp_desc)));
goto monitor_members_exit;
}
obj_get_generic_properties(member, &props);
if (props.public_state == OBJ_STATE_READY) {
(*ready_cnt)++;
} else if (props.public_state == OBJ_STATE_ERROR) {
(*err_cnt)++;
}
} while (true);
monitor_members_exit:
return rc;
}
smmgr_status_t grpobj_goto_ready(xid_t xid, obj_t obj)
{
int rc = MLU_STATUS_SUCCESS;
struct grp_desc *grp_desc;
smmgr_status_t status = SMMGR_STATUS_COMPLETE;
u32 ready_cnt = 0;
u32 err_cnt = 0;
grp_desc = GRP_DESC(obj);
if (grp_desc->persistent_data.destroy_when_empty &&
(RTL_HASHTABLE_NR_ENTRIES(&grp_desc->members) == 0)) {
rc = obj_destroy(xid, obj);
if (rc != MLU_STATUS_SUCCESS) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to destroy "
"grp obj "OID_FMT", rc:0x%x\n",
xid, OBJ_ID(OBJ_OID(obj)), rc);
status = SMMGR_STATUS_INCOMPLETE;
}
goto ready_exit;
}
rc = grpobj_monitor_members(xid, obj, &ready_cnt, &err_cnt);
if (rc != MLU_STATUS_SUCCESS) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to monitor members, "
"grp obj "OID_FMT", rc:0x%x\n",
xid, OBJ_ID(OBJ_OID(obj)), rc);
status = SMMGR_STATUS_INCOMPLETE;
goto ready_exit;
}
if (err_cnt != 0) {
MLU_TRACE(TL_WRN, "xid:0x%x grp obj "OID_FMT" err_cnt:%d\n",
xid, OBJ_ID(OBJ_OID(obj)), err_cnt);
obj_fail(xid, obj, -1);
status = SMMGR_STATUS_INCOMPLETE;
goto ready_exit;
}
if (ready_cnt != RTL_HASHTABLE_NR_ENTRIES(&grp_desc->members)) {
/* Loop back to ASYNC_CALLS_COMPLETE and run to READY
* again. We don't reach READY until all members are
* in READY state.
*/
obj_set_private_state(xid, obj,
GRP_STATE_ASYNC_CALLS_COMPLETE);
status = SMMGR_STATUS_INCOMPLETE;
goto ready_exit;
}
ready_exit:
MLU_TRACE(TL_INF, "xid:0x%x grp obj "OID_FMT" ready, sts:0x%x\n",
xid, OBJ_ID(OBJ_OID(obj)), status);
return status;
}
int cgmgr_create_cg(xid_t xid, struct mlu_ioctl_create_cg_args *argp)
{
int rc = 0;
obj_id_t cg_oid;
obj_t cg_obj = NULL;
obj_t vu_obj = NULL;
unsigned int i;
/* Create group object first */
rc = obj_create(xid, OBJ_TYPE_CG, argp, &cg_oid);
if (rc != 0) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to create CG, rc:0x%x\n",
xid, rc);
goto create_cg_exit;
}
cg_obj = objmgr_access_obj(xid, cg_oid);
if (cg_obj == NULL) {
rc = MLU_STATUS_NOENT;
MLU_TRACE(TL_ERR, "xid:0x%x failed to access CG "
OID_FMT"\n", xid, OBJ_ID(cg_oid));
goto create_cg_exit;
}
for (i = 0; i < argp->nr_members; i++) {
vu_obj = objmgr_access_obj(xid, argp->members[i]);
if (vu_obj == NULL) {
rc = MLU_STATUS_NOENT;
MLU_TRACE(TL_ERR, "xid:0x%x failed to access member "
OID_FMT"\n", xid, OBJ_ID(argp->members[i]));
break;
}
rc = grpmgr_add_member(xid, cg_obj, vu_obj);
if (rc != 0) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to add member "
OID_FMT", rc:0x%x\n",
xid, OBJ_ID(argp->members[i]), rc);
break;
}
}
argp->cg_oid = cg_oid;
create_cg_exit:
if (rc != 0) {
// TODO: Do the clean up work
;
}
return rc;
}
smmgr_status_t grpobj_goto_members_ready(xid_t xid, obj_t obj)
{
int rc = MLU_STATUS_SUCCESS;
struct grp_desc *grp_desc;
smmgr_status_t status = SMMGR_STATUS_COMPLETE;
u32 ready_cnt = 0;
u32 err_cnt = 0;
grp_desc = GRP_DESC(obj);
if (grp_desc->persistent_data.destroy_when_empty &&
(RTL_HASHTABLE_NR_ENTRIES(&grp_desc->members) == 0)) {
rc = obj_destroy(xid, obj);
if (rc != MLU_STATUS_SUCCESS) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to destroy "
"grp obj "OID_FMT", rc:0x%x\n",
xid, OBJ_ID(OBJ_OID(obj)), rc);
status = SMMGR_STATUS_INCOMPLETE;
}
goto members_ready_exit;
}
rc = grpobj_monitor_members(xid, obj, &ready_cnt, &err_cnt);
if (rc != MLU_STATUS_SUCCESS) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to monitor members, "
"grp obj "OID_FMT", rc:0x%x\n",
xid, OBJ_ID(OBJ_OID(obj)), rc);
status = SMMGR_STATUS_INCOMPLETE;
goto members_ready_exit;
}
if (err_cnt != 0) {
MLU_TRACE(TL_WRN, "xid:0x%x grp obj "OID_FMT" err_cnt:%d\n",
xid, OBJ_ID(OBJ_OID(obj)), err_cnt);
obj_fail(xid, obj, -1);
status = SMMGR_STATUS_INCOMPLETE;
goto members_ready_exit;
}
if (ready_cnt != RTL_HASHTABLE_NR_ENTRIES(&grp_desc->members)) {
status = SMMGR_STATUS_INCOMPLETE;
goto members_ready_exit;
}
members_ready_exit:
MLU_TRACE(TL_INF, "xid:0x%x grp obj "OID_FMT" members ready, sts:0x%x\n",
xid, OBJ_ID(OBJ_OID(obj)), status);
return status;
}
smmgr_status_t grpobj_goto_async_calls_complete(xid_t xid, obj_t obj)
{
MLU_TRACE(TL_INF, "xid:0x%x grp obj "OID_FMT" async calls complete\n",
xid, OBJ_ID(OBJ_OID(obj)));
return SMMGR_STATUS_COMPLETE;
}
static int grpmgr_member_compare_fn(void *key, void *entry)
{
int ret;
struct grp_membership *membership = (struct grp_membership *)entry;
obj_id_t oid = OBJ_OID(membership->member_obj);
obj_id_t key_oid = *(obj_id_t *)key;
if (OBJ_ID(key_oid) < OBJ_ID(oid)) {
ret = -1;
} else if (OBJ_ID(key_oid) > OBJ_ID(oid)) {
ret = 1;
} else {
ret = 0;
}
return ret;
}
struct ib_cq *siw_create_cq(struct ib_device *ofa_dev,
const struct ib_cq_init_attr *attr,
// int size,
// int vec /* unused */,
struct ib_ucontext *ib_context,
struct ib_udata *udata)
{
struct siw_cq *cq = NULL;
struct siw_dev *sdev = siw_dev_ofa2siw(ofa_dev);
struct siw_uresp_create_cq uresp;
int rv;
if (atomic_inc_return(&sdev->num_cq) > SIW_MAX_CQ) {
dprint(DBG_ON, ": Out of CQ's\n");
rv = -ENOMEM;
goto err_out;
}
if (attr->cqe < 1 || attr->cqe> SIW_MAX_CQE) {
dprint(DBG_ON, ": CQE: %d\n", attr->cqe);
rv = -EINVAL;
goto err_out;
}
cq = kmalloc(sizeof *cq, GFP_KERNEL);
if (!cq) {
dprint(DBG_ON, ": kmalloc\n");
rv = -ENOMEM;
goto err_out;
}
// cq->ofa_cq.cqe = size - 1;
cq->ofa_cq.cqe = attr->cqe - 1;
rv = siw_cq_add(sdev, cq);
if (rv)
goto err_out_idr;
INIT_LIST_HEAD(&cq->queue);
spin_lock_init(&cq->lock);
atomic_set(&cq->qlen, 0);
if (ib_context) {
uresp.cq_id = OBJ_ID(cq);
rv = ib_copy_to_udata(udata, &uresp, sizeof uresp);
if (rv)
goto err_out_idr;
}
return &cq->ofa_cq;
err_out_idr:
siw_remove_obj(&sdev->idr_lock, &sdev->cq_idr, &cq->hdr);
err_out:
dprint(DBG_OBJ, ": CQ creation failed\n");
kfree(cq);
atomic_dec(&sdev->num_cq);
return ERR_PTR(rv);
}
smmgr_status_t grpobj_goto_error(xid_t xid, obj_t obj)
{
grpobj_unmonitor_members(xid, obj);
MLU_TRACE(TL_INF, "xid:0x%x grp obj "OID_FMT" error\n",
xid, OBJ_ID(OBJ_OID(obj)));
return SMMGR_STATUS_COMPLETE;
}
int cgmgr_destroy_cg(xid_t xid, struct mlu_ioctl_destroy_cg_args *argp)
{
int rc = 0;
obj_t cg_obj = NULL;
obj_t member = NULL;
struct obj_iter iter;
cg_obj = objmgr_access_obj(xid, argp->cg_oid);
if (cg_obj == NULL) {
rc = MLU_STATUS_NOENT;
MLU_TRACE(TL_ERR, "xid:0x%x failed to access CG "
OID_FMT"\n", xid, OBJ_ID(argp->cg_oid));
goto destroy_cg_exit;
}
grpmgr_member_iter_init(xid, cg_obj, &iter);
do {
member = grpmgr_member_iter_next_member(&iter);
if (member == NULL) {
break;
}
rc = grpmgr_remove_member(xid, cg_obj, member);
if (rc != 0) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to remove "
"member "OID_FMT", rc:0x%x\n",
xid, OBJ_ID(OBJ_OID(member)), rc);
}
} while (true);
rc = obj_destroy(xid, cg_obj);
if (rc != 0) {
MLU_TRACE(TL_ERR, "xid:0x%x failed to destroy CG "
OID_FMT", rc:0x%x\n",
xid, OBJ_ID(argp->cg_oid), rc);
obj_fail(xid, cg_obj, rc);
}
destroy_cg_exit:
return rc;
}
smmgr_status_t grpobj_goto_expired(xid_t xid, obj_t obj)
{
struct grp_desc *grp_desc;
grp_desc = GRP_DESC(obj);
ASSERT(grp_desc->members.nr_entries == 0);
MLU_TRACE(TL_INF, "xid:0x%x grp obj "OID_FMT" expired\n",
xid, OBJ_ID(OBJ_OID(obj)));
return SMMGR_STATUS_COMPLETE;
}
static int evthdlr_process_lu_do_scn(struct evthdlr_request *req)
{
int rc = 0;
struct list_head *head = NULL;
struct list_head *entry = NULL;
struct lu_scn_info *scn_info = NULL;
struct lu_do_scn_ctx *do_scn = NULL;
lu_do_scn_fn scn_fn = NULL;
void *scn_ctx = NULL;
do_scn = &req->ctx.lu_do_scn;
head = &evthdlr_globals.lu_scn_q;
spin_lock(&evthdlr_globals.evthdlr_lock);
list_for_each(entry, head) {
scn_info = list_entry(entry, struct lu_scn_info, link);
if (OBJ_ID(scn_info->lu_oid) == OBJ_ID(do_scn->lu_oid)) {
scn_fn = scn_info->scn_fn;
scn_ctx = scn_info->ctx;
break;
}
}
static PyObject*
jones_ipy_obj_get_name (PyObject *self, PyObject *args)
{
OBJECT *o;
long p_o;
if(!PyArg_ParseTuple(args, "l", &p_o))
return NULL;
o = (OBJECT*) p_o;
return Py_BuildValue("s", OBJ_ID(o));
}
static void siw_free_mem(struct kref *ref)
{
struct siw_mem *m;
m = container_of(container_of(ref, struct siw_objhdr, ref),
struct siw_mem, hdr);
dprint(DBG_MM|DBG_OBJ, "(MEM%d): Free Object\n", OBJ_ID(m));
atomic_dec(&m->hdr.sdev->num_mem);
if (SIW_MEM_IS_MW(m)) {
struct siw_mw *mw = container_of(m, struct siw_mw, mem);
kfree(mw);
} else {
/*
* siw_poll_cq()
*
* Reap CQ entries if available and copy work completion status into
* array of WC's provided by caller. Returns number of reaped CQE's.
*
* @ofa_cq: OFA CQ contained in siw CQ.
* @num_cqe: Maximum number of CQE's to reap.
* @wc: Array of work completions to be filled by siw.
*/
int siw_poll_cq(struct ib_cq *ofa_cq, int num_cqe, struct ib_wc *wc)
{
struct siw_cq *cq = siw_cq_ofa2siw(ofa_cq);
int i;
for (i = 0; i < num_cqe; i++) {
if (!(siw_reap_cqe(cq, wc)))
break;
wc++;
}
dprint(DBG_CQ, " CQ%d: reap %d completions (%d left)\n",
OBJ_ID(cq), i, atomic_read(&cq->qlen));
return i;
}
/*
* siw_req_notify_cq()
*
* Request notification for new CQE's added to that CQ.
* Defined flags:
* o SIW_CQ_NOTIFY_SOLICITED lets siw trigger a notification
* event if a WQE with notification flag set enters the CQ
* o SIW_CQ_NOTIFY_NEXT_COMP lets siw trigger a notification
* event if a WQE enters the CQ.
* o IB_CQ_REPORT_MISSED_EVENTS: return value will provide the
* number of not reaped CQE's regardless of its notification
* type and current or new CQ notification settings.
*
* @ofa_cq: OFA CQ contained in siw CQ.
* @flags: Requested notification flags.
*/
int siw_req_notify_cq(struct ib_cq *ofa_cq, enum ib_cq_notify_flags flags)
{
struct siw_cq *cq = siw_cq_ofa2siw(ofa_cq);
dprint(DBG_EH, "(CQ%d:) flags: 0x%8x\n", OBJ_ID(cq), flags);
if ((flags & IB_CQ_SOLICITED_MASK) == IB_CQ_SOLICITED)
cq->notify = SIW_CQ_NOTIFY_SOLICITED;
else
cq->notify = SIW_CQ_NOTIFY_ALL;
if (flags & IB_CQ_REPORT_MISSED_EVENTS)
return atomic_read(&cq->qlen);
return 0;
}
void siw_cq_put(struct siw_cq *cq)
{
pr_debug(DBG_OBJ "(CQ%d): Old refcount: %d\n",
OBJ_ID(cq), kref_read(&cq->hdr.ref));
kref_put(&cq->hdr.ref, siw_free_cq);
}
/*
* siw_create_cq()
*
* Create CQ of requested size on given device.
*
* @ofa_dev: OFA device contained in siw device
* @size: maximum number of CQE's allowed.
* @ib_context: user context.
* @udata: used to provide CQ ID back to user.
*/
static struct ib_cq *do_siw_create_cq(struct ib_device *ofa_dev,
const struct ib_cq_init_attr *init_attr,
struct ib_ucontext *ib_context,
struct ib_udata *udata)
{
struct siw_ucontext *ctx;
struct siw_cq *cq = NULL;
struct siw_dev *sdev = siw_dev_ofa2siw(ofa_dev);
struct urdma_uresp_create_cq uresp;
int rv;
if (!ofa_dev) {
pr_warn("NO OFA device\n");
rv = -ENODEV;
goto err_out;
}
if (atomic_inc_return(&sdev->num_cq) > SIW_MAX_CQ) {
pr_debug(": Out of CQ's\n");
rv = -ENOMEM;
goto err_out;
}
if (init_attr->cqe < 1) {
pr_debug(": CQE: %d\n", init_attr->cqe);
rv = -EINVAL;
goto err_out;
}
cq = kzalloc(sizeof *cq, GFP_KERNEL);
if (!cq) {
pr_debug(": kmalloc\n");
rv = -ENOMEM;
goto err_out;
}
cq->ofa_cq.cqe = init_attr->cqe;
if (!ib_context) {
rv = -EINVAL;
goto err_out;
}
ctx = siw_ctx_ofa2siw(ib_context);
rv = siw_cq_add(sdev, cq);
if (rv)
goto err_out;
uresp.cq_id = OBJ_ID(cq);
rv = ib_copy_to_udata(udata, &uresp, sizeof uresp);
if (rv)
goto err_out_idr;
return &cq->ofa_cq;
err_out_idr:
siw_remove_obj(&sdev->idr_lock, &sdev->cq_idr, &cq->hdr);
err_out:
pr_debug(DBG_OBJ ": CQ creation failed %d", rv);
kfree(cq);
atomic_dec(&sdev->num_cq);
return ERR_PTR(rv);
}
static void
pdf_write_outline_dict(PDF *p, int entry)
{
pdf_outline *outline = &p->outlines[entry];
pdc_id act_idlist[PDF_MAX_EVENTS];
/* write action objects */
if (outline->action)
pdf_parse_and_write_actionlist(p, event_bookmark, act_idlist,
(const char *) outline->action);
pdc_begin_obj(p->out, OBJ_ID(entry)); /* outline object */
pdc_begin_dict(p->out);
pdc_objref(p->out, "/Parent", OBJ_ID(PARENT(entry)));
/* outline destination */
if (outline->dest)
{
pdc_puts(p->out, "/Dest");
pdf_write_destination(p, outline->dest);
}
/* write Action entries */
else if (outline->action)
pdf_write_action_entries(p, event_bookmark, act_idlist);
pdc_puts(p->out, "/Title"); /* outline text */
pdf_put_hypertext(p, outline->text);
pdc_puts(p->out, "\n");
if (PREV(entry))
pdc_objref(p->out, "/Prev", OBJ_ID(PREV(entry)));
if (NEXT(entry))
pdc_objref(p->out, "/Next", OBJ_ID(NEXT(entry)));
if (FIRST(entry)) {
pdc_objref(p->out, "/First", OBJ_ID(FIRST(entry)));
pdc_objref(p->out, "/Last", OBJ_ID(LAST(entry)));
}
if (COUNT(entry)) {
if (OPEN(entry))
pdc_printf(p->out, "/Count %d\n", COUNT(entry)); /* open */
else
pdc_printf(p->out, "/Count %d\n", -COUNT(entry));/* closed */
}
/* Color */
if (outline->textcolor[0] != 0.0 ||
outline->textcolor[1] != 0.0 ||
outline->textcolor[2] != 0.0)
pdc_printf(p->out, "/C[%f %f %f]\n", outline->textcolor[0],
outline->textcolor[1],
outline->textcolor[2]);
/* FontStyle */
if (outline->fontstyle != fnt_Normal)
{
int fontstyle = 0;
if (outline->fontstyle == fnt_Bold)
fontstyle = 2;
if (outline->fontstyle == fnt_Italic)
fontstyle = 1;
if (outline->fontstyle == fnt_BoldItalic)
fontstyle = 3;
pdc_printf(p->out, "/F %d\n", fontstyle);
}
pdc_end_dict(p->out);
pdc_end_obj(p->out); /* outline object */
}
int
parse (char *cmd)
{
char p1[2048], p2[2048];
int v;
if (!strncasecmp (cmd, "exit", strlen ("exit")) || cmd[0] == 'q')
{
printf ("Exiting...\n");
return 0;
}
else if (!strncasecmp (cmd, "auto", strlen ("auto")))
{
auto_eval ^= 1;
printf ("Auto evaluation: %s\n", auto_eval ? "ON" : "OFF");
}
else if (!strncasecmp (cmd, "list", strlen ("list")))
{
jones_kb_dump_objects (_kb);
jones_kb_dump_rules (_kb);
}
else if (!strncasecmp (cmd, "load", strlen ("load")))
{
char *str;
str = cmd;
str += strlen("load") + 1;
str[strlen(str) - 1] = 0;
cmd_load (str);
}
/* --------------------------------------------------*/
/* XXX: New functions to migrate to the KB interface */
else if (!strncasecmp (cmd, "lena", strlen ("lena")))
{
LENA_EXPR* e;
cmd[strlen(cmd) - 1] = 0;
if ((e = jones_kb_add_rule (_kb, cmd + strlen("lena "))))
{
printf ("Rule %s created\n", OBJ_ID(e));
}
}
else if (!strncasecmp (cmd, "set", strlen ("set")))
{
sscanf (cmd + strlen ("set "), "%s %s", p1, p2);
if (p2[0] == 'T' || p2[0] == 't') v = FACT_TRUE;
else if (p2[0] == 'F' || p2[0] == 'f') v = FACT_FALSE;
else v = FACT_UNKNOWN;
jones_kb_add_fact (_kb, p1, v, NULL);
}
else if (!strncasecmp (cmd, "run", strlen ("run")))
{
jones_kb_run (_kb);
}
else if (cmd[strlen(cmd) - 2] == '?') // FACT Query
{
jones_kb_fact_query (_kb, cmd);
}
return 1;
}
{
struct siw_mem *m;
m = container_of(container_of(ref, struct siw_objhdr, ref),
struct siw_mem, hdr);
dprint(DBG_MM|DBG_OBJ, "(MEM%d): Free Object\n", OBJ_ID(m));
atomic_dec(&m->hdr.sdev->num_mem);
if (SIW_MEM_IS_MW(m)) {
struct siw_mw *mw = container_of(m, struct siw_mw, mem);
kfree(mw);
} else {
struct siw_mr *mr = container_of(m, struct siw_mr, mem);
dprint(DBG_MM|DBG_OBJ, "(MEM%d): Release UMem\n", OBJ_ID(m));
if (mr->umem)
siw_umem_release(mr->umem);
kfree(mr);
}
}
void siw_cq_put(struct siw_cq *cq)
{
dprint(DBG_OBJ, "(CQ%d): Old refcount: %d\n",
OBJ_ID(cq), atomic_read(&cq->hdr.ref.refcount));
kref_put(&cq->hdr.ref, siw_free_cq);
}
void siw_qp_put(struct siw_qp *qp)
void siw_pd_put(struct siw_pd *pd)
{
pr_debug(DBG_OBJ "(PD%d): Old refcount: %d\n",
OBJ_ID(pd), kref_read(&pd->hdr.ref));
kref_put(&pd->hdr.ref, siw_free_pd);
}