Module Name: src
Committed By: maxv
Date: Thu Jun 14 18:00:16 UTC 2018
Modified Files:
src/sys/arch/x86/x86: fpu.c
Log Message:
Install the FPU state on the current CPU in setregs (execve).
To generate a diff of this commit:
cvs rdiff -u -r1.33 -r1.34 src/sys/arch/x86/x86/fpu.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/x86/x86/fpu.c
diff -u src/sys/arch/x86/x86/fpu.c:1.33 src/sys/arch/x86/x86/fpu.c:1.34
--- src/sys/arch/x86/x86/fpu.c:1.33 Thu Jun 14 14:36:46 2018
+++ src/sys/arch/x86/x86/fpu.c Thu Jun 14 18:00:15 2018
@@ -1,4 +1,4 @@
-/* $NetBSD: fpu.c,v 1.33 2018/06/14 14:36:46 maxv Exp $ */
+/* $NetBSD: fpu.c,v 1.34 2018/06/14 18:00:15 maxv Exp $ */
/*
* Copyright (c) 2008 The NetBSD Foundation, Inc. All
@@ -96,7 +96,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: fpu.c,v 1.33 2018/06/14 14:36:46 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: fpu.c,v 1.34 2018/06/14 18:00:15 maxv Exp $");
#include "opt_multiprocessor.h"
@@ -644,6 +644,14 @@ fpu_save_area_clear(struct lwp *l, unsig
fpu_save->sv_87.s87_cw = x87_cw;
}
pcb->pcb_fpu_dflt_cw = x87_cw;
+
+ /*
+ * If using eager-switch, install the FPU state on the current
+ * CPU.
+ */
+ if (x86_fpu_eager) {
+ fpu_eagerswitch(NULL, l);
+ }
}
void
