Index: stable/11/sys/compat/linuxkpi/common/include/linux/srcu.h =================================================================== --- stable/11/sys/compat/linuxkpi/common/include/linux/srcu.h (revision 359955) +++ stable/11/sys/compat/linuxkpi/common/include/linux/srcu.h (revision 359956) @@ -1,49 +1,52 @@ /*- - * Copyright (c) 2015-2017 Mellanox Technologies, Ltd. + * Copyright (c) 2015-2020 Mellanox Technologies, Ltd. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice unmodified, this list of conditions, and the following * disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _LINUX_SRCU_H_ #define _LINUX_SRCU_H_ +#include + struct srcu_struct { }; -#define srcu_dereference(ptr,srcu) ((__typeof(*(ptr)) *)(ptr)) +#define srcu_dereference(p, srcu) \ + ((__typeof(*(p)) *)READ_ONCE(p)) #define DEFINE_STATIC_SRCU(name) \ - static struct srcu_struct name = {} + static struct srcu_struct name /* prototypes */ extern int srcu_read_lock(struct srcu_struct *); extern void srcu_read_unlock(struct srcu_struct *, int index); extern void synchronize_srcu(struct srcu_struct *); extern void srcu_barrier(struct srcu_struct *); extern int init_srcu_struct(struct srcu_struct *); extern void cleanup_srcu_struct(struct srcu_struct *); #endif /* _LINUX_SRCU_H_ */ Index: stable/11 =================================================================== --- stable/11 (revision 359955) +++ stable/11 (revision 359956) Property changes on: stable/11 ___________________________________________________________________ Modified: svn:mergeinfo ## -0,0 +0,1 ## Merged /head:r359726