[src/trunk]: src/sys/external/bsd/common/include/linux list_for_each_entry_fr...

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

details:   https://anonhg.NetBSD.org/src/rev/9494a34b33c4
branches:  trunk
changeset: 1028380:9494a34b33c4
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sun Dec 19 10:51:09 2021 +0000

description:
list_for_each_entry_from_reverse

diffstat:

 sys/external/bsd/common/include/linux/list.h |  7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diffs (21 lines):

diff -r 73f4214ed6cc -r 9494a34b33c4 sys/external/bsd/common/include/linux/list.h
--- a/sys/external/bsd/common/include/linux/list.h      Sun Dec 19 10:51:01 2021 +0000
+++ b/sys/external/bsd/common/include/linux/list.h      Sun Dec 19 10:51:09 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: list.h,v 1.26 2021/12/19 10:39:35 riastradh Exp $      */
+/*     $NetBSD: list.h,v 1.27 2021/12/19 10:51:09 riastradh Exp $      */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -307,6 +307,11 @@
                (&(VAR)->FIELD != (HEAD));                              \
                (VAR) = list_next_entry((VAR), FIELD))
 
+#define        list_for_each_entry_from_reverse(VAR, HEAD, FIELD)              \
+       for (;                                                          \
+               (&(VAR)->FIELD != (HEAD));                              \
+               (VAR) = list_prev_entry((VAR), FIELD))
+
 #define        list_for_each_entry_safe_from(VAR, NEXT, HEAD, FIELD)           \
        for (;                                                          \
                (&(VAR)->FIELD != (HEAD)) &&                            \