Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 16 Feb 2017 12:20:57 +0000 (UTC)
From:      Hans Petter Selasky <hselasky@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r313807 - head/sys/compat/linuxkpi/common/include/asm
Message-ID:  <201702161220.v1GCKvbN004717@repo.freebsd.org>

next in thread | raw e-mail | index | archive | help
Author: hselasky
Date: Thu Feb 16 12:20:57 2017
New Revision: 313807
URL: https://svnweb.freebsd.org/changeset/base/313807

Log:
  Allow passing a constant atomic_t to atomic_read().
  
  Obtained from:		kmacy @
  MFC after:		1 week
  Sponsored by:		Mellanox Technologies

Modified:
  head/sys/compat/linuxkpi/common/include/asm/atomic.h

Modified: head/sys/compat/linuxkpi/common/include/asm/atomic.h
==============================================================================
--- head/sys/compat/linuxkpi/common/include/asm/atomic.h	Thu Feb 16 12:08:52 2017	(r313806)
+++ head/sys/compat/linuxkpi/common/include/asm/atomic.h	Thu Feb 16 12:20:57 2017	(r313807)
@@ -81,9 +81,9 @@ atomic_set_mask(unsigned int mask, atomi
 }
 
 static inline int
-atomic_read(atomic_t *v)
+atomic_read(const atomic_t *v)
 {
-	return atomic_load_acq_int(&v->counter);
+	return atomic_load_acq_int(&__DECONST(atomic_t *, v)->counter);
 }
 
 static inline int



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201702161220.v1GCKvbN004717>