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[src/trunk]: src/sys Expose KASAN_SHADOW_SCALE_SHIFT. OK'ed by maxv.



details:   https://anonhg.NetBSD.org/src/rev/26c0d1bf0748
branches:  trunk
changeset: 1011769:26c0d1bf0748
user:      skrll <skrll%NetBSD.org@localhost>
date:      Fri Jul 10 07:48:27 2020 +0000

description:
Expose KASAN_SHADOW_SCALE_SHIFT.  OK'ed by maxv.

diffstat:

 sys/kern/subr_asan.c |  5 ++---
 sys/sys/asan.h       |  5 ++++-
 2 files changed, 6 insertions(+), 4 deletions(-)

diffs (45 lines):

diff -r 42bc13c34d9d -r 26c0d1bf0748 sys/kern/subr_asan.c
--- a/sys/kern/subr_asan.c      Fri Jul 10 07:31:33 2020 +0000
+++ b/sys/kern/subr_asan.c      Fri Jul 10 07:48:27 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr_asan.c,v 1.23 2020/07/03 08:19:20 skrll Exp $     */
+/*     $NetBSD: subr_asan.c,v 1.24 2020/07/10 07:48:27 skrll Exp $     */
 
 /*
  * Copyright (c) 2018-2020 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_asan.c,v 1.23 2020/07/03 08:19:20 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_asan.c,v 1.24 2020/07/10 07:48:27 skrll Exp $");
 
 #include <sys/param.h>
 #include <sys/device.h>
@@ -50,7 +50,6 @@
 #endif
 
 /* ASAN constants. Part of the compiler ABI. */
-#define KASAN_SHADOW_SCALE_SHIFT       3
 #define KASAN_SHADOW_SCALE_SIZE                (1UL << KASAN_SHADOW_SCALE_SHIFT)
 #define KASAN_SHADOW_MASK              (KASAN_SHADOW_SCALE_SIZE - 1)
 #define KASAN_ALLOCA_SCALE_SIZE                32
diff -r 42bc13c34d9d -r 26c0d1bf0748 sys/sys/asan.h
--- a/sys/sys/asan.h    Fri Jul 10 07:31:33 2020 +0000
+++ b/sys/sys/asan.h    Fri Jul 10 07:48:27 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: asan.h,v 1.13 2020/02/08 09:05:08 maxv Exp $   */
+/*     $NetBSD: asan.h,v 1.14 2020/07/10 07:48:28 skrll Exp $  */
 
 /*
  * Copyright (c) 2018-2019 The NetBSD Foundation, Inc.
@@ -40,6 +40,9 @@
 #include <sys/types.h>
 #include <sys/bus.h>
 
+/* ASAN constants. Part of the compiler ABI. */
+#define KASAN_SHADOW_SCALE_SHIFT       3
+
 /* Stack redzone values. Part of the compiler ABI. */
 #define KASAN_STACK_LEFT       0xF1
 #define KASAN_STACK_MID                0xF2



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