[src/trunk]: src/sys/arch/mips/mips Allow cpu_uarea_alloc to return NULL for ...

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

details:   https://anonhg.NetBSD.org/src/rev/8c8c6e1825f6
branches:  trunk
changeset: 823831:8c8c6e1825f6
user:      skrll <skrll%NetBSD.org@localhost>
date:      Wed May 10 12:12:21 2017 +0000

description:
Allow cpu_uarea_alloc to return NULL for non-system LWPs in the non-_LP64
case.  That way TLB mapped KVA can be found by uarea_poolpage_alloc.

diffstat:

 sys/arch/mips/mips/vm_machdep.c |  6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diffs (29 lines):

diff -r 628498850d88 -r 8c8c6e1825f6 sys/arch/mips/mips/vm_machdep.c
--- a/sys/arch/mips/mips/vm_machdep.c   Wed May 10 12:09:52 2017 +0000
+++ b/sys/arch/mips/mips/vm_machdep.c   Wed May 10 12:12:21 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vm_machdep.c,v 1.154 2017/05/10 11:27:14 skrll Exp $   */
+/*     $NetBSD: vm_machdep.c,v 1.155 2017/05/10 12:12:21 skrll Exp $   */
 
 /*
  * Copyright (c) 1988 University of Utah.
@@ -39,7 +39,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.154 2017/05/10 11:27:14 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.155 2017/05/10 12:12:21 skrll Exp $");
 
 #include "opt_ddb.h"
 #include "opt_coredump.h"
@@ -193,10 +193,8 @@
        error = uvm_pglistalloc(USPACE, pmap_limits.avail_start, high,
            USPACE_ALIGN, 0, &pglist, 1, 1);
        if (error) {
-#ifdef _LP64
                if (!system)
                        return NULL;
-#endif
                panic("%s: uvm_pglistalloc failed: %d", __func__, error);
        }