From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom
---
kernel/net/sched/sch_multiq.c | 45 ++++++++++++++++++++-------------------------
1 files changed, 20 insertions(+), 25 deletions(-)
diff --git a/kernel/net/sched/sch_multiq.c b/kernel/net/sched/sch_multiq.c
index 1c2f9a3..1c6dbcf 100644
--- a/kernel/net/sched/sch_multiq.c
+++ b/kernel/net/sched/sch_multiq.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2008, Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Alexander Duyck <alexander.h.duyck@intel.com>
*/
@@ -54,7 +43,7 @@
case TC_ACT_QUEUED:
case TC_ACT_TRAP:
*qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
- /* fall through */
+ fallthrough;
case TC_ACT_SHOT:
return NULL;
}
@@ -163,7 +152,6 @@
for (band = 0; band < q->bands; band++)
qdisc_reset(q->queues[band]);
- sch->q.qlen = 0;
q->curband = 0;
}
@@ -185,7 +173,8 @@
{
struct multiq_sched_data *q = qdisc_priv(sch);
struct tc_multiq_qopt *qopt;
- int i;
+ struct Qdisc **removed;
+ int i, n_removed = 0;
if (!netif_is_multiqueue(qdisc_dev(sch)))
return -EOPNOTSUPP;
@@ -196,19 +185,28 @@
qopt->bands = qdisc_dev(sch)->real_num_tx_queues;
+ removed = kmalloc(sizeof(*removed) * (q->max_bands - q->bands),
+ GFP_KERNEL);
+ if (!removed)
+ return -ENOMEM;
+
sch_tree_lock(sch);
q->bands = qopt->bands;
for (i = q->bands; i < q->max_bands; i++) {
if (q->queues[i] != &noop_qdisc) {
struct Qdisc *child = q->queues[i];
+
q->queues[i] = &noop_qdisc;
- qdisc_tree_reduce_backlog(child, child->q.qlen,
- child->qstats.backlog);
- qdisc_put(child);
+ qdisc_purge_queue(child);
+ removed[n_removed++] = child;
}
}
sch_tree_unlock(sch);
+
+ for (i = 0; i < n_removed; i++)
+ qdisc_put(removed[i]);
+ kfree(removed);
for (i = 0; i < q->bands; i++) {
if (q->queues[i] == &noop_qdisc) {
@@ -224,13 +222,10 @@
if (child != &noop_qdisc)
qdisc_hash_add(child, true);
- if (old != &noop_qdisc) {
- qdisc_tree_reduce_backlog(old,
- old->q.qlen,
- old->qstats.backlog);
- qdisc_put(old);
- }
+ if (old != &noop_qdisc)
+ qdisc_purge_queue(old);
sch_tree_unlock(sch);
+ qdisc_put(old);
}
}
}
@@ -344,7 +339,7 @@
cl_q = q->queues[cl - 1];
if (gnet_stats_copy_basic(qdisc_root_sleeping_running(sch),
d, cl_q->cpu_bstats, &cl_q->bstats) < 0 ||
- gnet_stats_copy_queue(d, NULL, &cl_q->qstats, cl_q->q.qlen) < 0)
+ qdisc_qstats_copy(d, cl_q) < 0)
return -1;
return 0;
--
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