[src/trunk]: src/sys/external/bsd/drm2/linux drm/linux_ww_mutex: Fix ww acqui...

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

details:   https://anonhg.NetBSD.org/src/rev/06755fcd1afe
branches:  trunk
changeset: 378331:06755fcd1afe
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat Jul 29 23:50:03 2023 +0000

description:
drm/linux_ww_mutex: Fix ww acquire context ordering.

XXX pullup-8
XXX pullup-9
XXX pullup-10

diffstat:

 sys/external/bsd/drm2/linux/linux_ww_mutex.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (36 lines):

diff -r 37570c27a59c -r 06755fcd1afe sys/external/bsd/drm2/linux/linux_ww_mutex.c
--- a/sys/external/bsd/drm2/linux/linux_ww_mutex.c      Sat Jul 29 23:11:50 2023 +0000
+++ b/sys/external/bsd/drm2/linux/linux_ww_mutex.c      Sat Jul 29 23:50:03 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: linux_ww_mutex.c,v 1.15 2023/07/29 22:43:56 riastradh Exp $    */
+/*     $NetBSD: linux_ww_mutex.c,v 1.16 2023/07/29 23:50:03 riastradh Exp $    */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: linux_ww_mutex.c,v 1.15 2023/07/29 22:43:56 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: linux_ww_mutex.c,v 1.16 2023/07/29 23:50:03 riastradh Exp $");
 
 #include <sys/types.h>
 #include <sys/atomic.h>
@@ -62,7 +62,7 @@ ww_acquire_ctx_compare(void *cookie __un
        if (ctx_a->wwx_ticket < ctx_b->wwx_ticket)
                return -1;
        if (ctx_a->wwx_ticket > ctx_b->wwx_ticket)
-               return -1;
+               return +1;
        return 0;
 }
 
@@ -76,7 +76,7 @@ ww_acquire_ctx_compare_key(void *cookie 
        if (ctx->wwx_ticket < ticket)
                return -1;
        if (ctx->wwx_ticket > ticket)
-               return -1;
+               return +1;
        return 0;
 }