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[src/trunk]: src/sys/sys Fix brain fart in alignment criterion.



details:   https://anonhg.NetBSD.org/src/rev/e3270968e344
branches:  trunk
changeset: 967228:e3270968e344
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Tue Dec 03 04:57:38 2019 +0000

description:
Fix brain fart in alignment criterion.

diffstat:

 sys/sys/atomic.h |  5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diffs (26 lines):

diff -r 53dd56aaf682 -r e3270968e344 sys/sys/atomic.h
--- a/sys/sys/atomic.h  Tue Dec 03 04:57:25 2019 +0000
+++ b/sys/sys/atomic.h  Tue Dec 03 04:57:38 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: atomic.h,v 1.20 2019/12/01 15:28:02 riastradh Exp $    */
+/*     $NetBSD: atomic.h,v 1.21 2019/12/03 04:57:38 riastradh Exp $    */
 
 /*-
  * Copyright (c) 2007, 2008 The NetBSD Foundation, Inc.
@@ -390,7 +390,6 @@
 /* Pre-C11 definitions */
 
 #include <sys/cdefs.h>
-#include <sys/bitops.h>
 
 #ifdef _LP64
 #define        __HAVE_ATOMIC64_LOADSTORE       1
@@ -408,7 +407,7 @@
 #define        __ATOMIC_PTR_CHECK(p) do                                              \
 {                                                                            \
        CTASSERT(sizeof(*(p)) <= __ATOMIC_SIZE_MAX);                          \
-       KASSERT(((uintptr_t)(p) & ilog2(sizeof(*(p)))) == 0);                 \
+       KASSERT(((uintptr_t)(p) & (sizeof(*(p)) - 1)) == 0);                  \
 } while (0)
 
 #ifdef KCSAN



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