[src/trunk]: src/sys/arch/sparc64/sparc64 Do not use kmem_zalloc() to allocat...

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

details:   https://anonhg.NetBSD.org/src/rev/3d028af6a72f
branches:  trunk
changeset: 820416:3d028af6a72f
user:      martin <martin%NetBSD.org@localhost>
date:      Mon Jan 09 12:24:38 2017 +0000

description:
Do not use kmem_zalloc() to allocate an FP state - we have a special pool
for that.

diffstat:

 sys/arch/sparc64/sparc64/process_machdep.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r fa8ba9646a96 -r 3d028af6a72f sys/arch/sparc64/sparc64/process_machdep.c
--- a/sys/arch/sparc64/sparc64/process_machdep.c        Mon Jan 09 10:42:45 2017 +0000
+++ b/sys/arch/sparc64/sparc64/process_machdep.c        Mon Jan 09 12:24:38 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: process_machdep.c,v 1.25 2016/12/30 18:30:19 christos Exp $ */
+/*     $NetBSD: process_machdep.c,v 1.26 2017/01/09 12:24:38 martin Exp $ */
 
 /*
  * Copyright (c) 1993 The Regents of the University of California.
@@ -95,7 +95,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: process_machdep.c,v 1.25 2016/12/30 18:30:19 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: process_machdep.c,v 1.26 2017/01/09 12:24:38 martin Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -231,7 +231,8 @@
        struct fpstate64        *fs;
 
        if ((fs = l->l_md.md_fpstate) == NULL) {
-               fs = kmem_zalloc(sizeof(*fs), KM_SLEEP);
+               fs = pool_cache_get(fpstate_cache, PR_WAITOK);
+               memcpy(fs, &initfpstate, sizeof *fs);
                l->l_md.md_fpstate = fs;
        } else
                fs->fs_qsize = 0;