[src/trunk]: src/sys/arch/alpha/include Put the MI cpu_data at the beginning ...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8987d734bfad
branches:  trunk
changeset: 975683:8987d734bfad
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Fri Sep 04 15:50:09 2020 +0000

description:
Put the MI cpu_data at the beginning of cpu_info so that it is
cache line aligned.

diffstat:

 sys/arch/alpha/include/cpu.h   |  4 ++--
 sys/arch/alpha/include/types.h |  3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diffs (37 lines):

diff -r bac20288592e -r 8987d734bfad sys/arch/alpha/include/cpu.h
--- a/sys/arch/alpha/include/cpu.h      Fri Sep 04 13:39:50 2020 +0000
+++ b/sys/arch/alpha/include/cpu.h      Fri Sep 04 15:50:09 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cpu.h,v 1.93 2020/09/04 03:53:12 thorpej Exp $ */
+/* $NetBSD: cpu.h,v 1.94 2020/09/04 15:50:09 thorpej Exp $ */
 
 /*-
  * Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc.
@@ -99,9 +99,9 @@
  * Per-cpu information.  Data accessed by MI code is marked [MI].
  */
 struct cpu_info {
+       struct cpu_data ci_data;        /* [MI] general per-cpu data */
        struct lwp *ci_curlwp;          /* [MI] current owner of the cpu */
        struct lwp *ci_onproc;          /* [MI] current user LWP / kthread */
-       struct cpu_data ci_data;        /* [MI] general per-cpu data */
        struct cctr_state ci_cc;        /* [MI] cycle counter state */
 
        volatile int ci_mtx_count;      /* [MI] neg count of spin mutexes */
diff -r bac20288592e -r 8987d734bfad sys/arch/alpha/include/types.h
--- a/sys/arch/alpha/include/types.h    Fri Sep 04 13:39:50 2020 +0000
+++ b/sys/arch/alpha/include/types.h    Fri Sep 04 15:50:09 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: types.h,v 1.56 2020/04/30 20:48:10 skrll Exp $ */
+/* $NetBSD: types.h,v 1.57 2020/09/04 15:50:09 thorpej Exp $ */
 
 /*-
  * Copyright (c) 1990, 1993
@@ -77,6 +77,7 @@
 #define        __HAVE_ATOMIC64_OPS
 #define        __HAVE_MM_MD_DIRECT_MAPPED_IO
 #define        __HAVE_MM_MD_DIRECT_MAPPED_PHYS
+#define        __HAVE_CPU_DATA_FIRST
 #define        __HAVE_CPU_UAREA_ROUTINES
 #define        __HAVE_CPU_LWP_SETPRIVATE
 #define        __HAVE___LWP_GETPRIVATE_FAST