Modify the custom parameter parsing routines in:
xen/arch/x86/oprofile/nmi_int.c
to indicate whether the parameter value was parsed successfully.
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
Signed-off-by: Juergen Gross <jgr...@suse.com>
Acked-by: Wei Liu <wei.l...@citrix.com>
Acked-by: Jan Beulich <jbeul...@suse.com>
---
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;
}
--
2.12.3
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
https://lists.xen.org/xen-devel
