mk-rootfs.sh

hc

2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376

 kernel/net/sctp/stream_sched_prio.c
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@@ -1,25 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /* SCTP kernel implementation
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  * (C) Copyright Red Hat Inc. 2017
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  *
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  * This file is part of the SCTP kernel implementation
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  *
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  * These functions manipulate sctp stream queue/scheduling.
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- *
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- * This SCTP implementation is free software;
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- * you can redistribute it and/or modify it under the terms of
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- * the GNU General Public License as published by
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- * the Free Software Foundation; either version 2, or (at your option)
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- * any later version.
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- *
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- * This SCTP implementation is distributed in the hope that it
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- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
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- *                 ************************
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- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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- * See the GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with GNU CC; see the file COPYING.  If not, see
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- * <http://www.gnu.org/licenses/>.
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  *
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  * Please send any bug reports or fixes you make to the
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  * email addresched(es):
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@@ -219,6 +204,24 @@
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 	return sctp_sched_prio_set(stream, sid, 0, gfp);
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 }
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+static void sctp_sched_prio_free_sid(struct sctp_stream *stream, __u16 sid)
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+{
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+	struct sctp_stream_priorities *prio = SCTP_SO(stream, sid)->ext->prio_head;
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+	int i;
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+
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+	if (!prio)
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+		return;
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+
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+	SCTP_SO(stream, sid)->ext->prio_head = NULL;
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+	for (i = 0; i < stream->outcnt; i++) {
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+		if (SCTP_SO(stream, i)->ext &&
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+		    SCTP_SO(stream, i)->ext->prio_head == prio)
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+			return;
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+	}
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+
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+	kfree(prio);
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+}
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+
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 static void sctp_sched_prio_free(struct sctp_stream *stream)
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 {
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 	struct sctp_stream_priorities *prio, *n;
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@@ -338,6 +341,7 @@
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 	.get = sctp_sched_prio_get,
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 	.init = sctp_sched_prio_init,
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 	.init_sid = sctp_sched_prio_init_sid,
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+	.free_sid = sctp_sched_prio_free_sid,
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 	.free = sctp_sched_prio_free,
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 	.enqueue = sctp_sched_prio_enqueue,
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 	.dequeue = sctp_sched_prio_dequeue,