Revision 64b4c411a6c7a5f27555bfc2d6310b87bde3db67 authored by Andrew Morton on 21 October 2022, 04:19:22 UTC, committed by Andrew Morton on 28 October 2022, 20:37:22 UTC
These percpu counters are referenced in free_ipcs->freeque, so destroy them later. Fixes: 72d1e611082e ("ipc/msg: mitigate the lock contention with percpu counter") Reported-by: syzbot+96e659d35b9d6b541152@syzkaller.appspotmail.com Tested-by: Mark Rutland <mark.rutland@arm.com> Cc: Jiebin Sun <jiebin.sun@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
1 parent 27d676a
hdlc.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Generic HDLC support routines for Linux
*
* Copyright (C) 1999-2005 Krzysztof Halasa <khc@pm.waw.pl>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License
* as published by the Free Software Foundation.
*/
#ifndef _UAPI__HDLC_H
#define _UAPI__HDLC_H
#define HDLC_MAX_MTU 1500 /* Ethernet 1500 bytes */
#if 0
#define HDLC_MAX_MRU (HDLC_MAX_MTU + 10 + 14 + 4) /* for ETH+VLAN over FR */
#else
#define HDLC_MAX_MRU 1600 /* as required for FR network */
#endif
#endif /* _UAPI__HDLC_H */
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