From a8297bc483a6c72a3ab491749664510c4467e741 Mon Sep 17 00:00:00 2001 From: Juergen Gross Date: Wed, 23 Aug 2017 19:34:00 +0200 Subject: [PATCH] xen/arch/x86/oprofile/nmi_int.c: let custom parameter parsing routines return errno Modify the custom parameter parsing routines in: xen/arch/x86/oprofile/nmi_int.c to indicate whether the parameter value was parsed successfully. Signed-off-by: Juergen Gross Acked-by: Wei Liu Acked-by: Jan Beulich --- xen/arch/x86/oprofile/nmi_int.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/xen/arch/x86/oprofile/nmi_int.c b/xen/arch/x86/oprofile/nmi_int.c index 126f7a8d9f..84ba108fdb 100644 --- a/xen/arch/x86/oprofile/nmi_int.c +++ b/xen/arch/x86/oprofile/nmi_int.c @@ -323,12 +323,15 @@ static int __init p4_init(char ** cpu_type) static int force_arch_perfmon; + static int force_cpu_type(const char *str) { if (!strcmp(str, "arch_perfmon")) { force_arch_perfmon = 1; printk(KERN_INFO "oprofile: forcing architectural perfmon\n"); } + else + return -EINVAL; return 0; } -- 2.30.2