[PATCH] x86: allow multiple values to be specified with "hpet="

["Jan Beulich" <JBeulich@suse.com>]

This is particularly to be able to specify "hpet=force,verbose", as
"force" ought to be a primary candidate for also wanting to use
"verbose".

Signed-off-by: Jan Beulich <jbeulich@suse.com>

---
 arch/x86/kernel/hpet.c |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

--- 3.4-rc1-x86-hpet.orig/arch/x86/kernel/hpet.c
+++ 3.4-rc1-x86-hpet/arch/x86/kernel/hpet.c
@@ -94,13 +94,18 @@ static int hpet_verbose;
 
 static int __init hpet_setup(char *str)
 {
-	if (str) {
+	while (str) {
+		char *next = strchr(str, ',');
+
+		if (next)
+			*next++ = 0;
 		if (!strncmp("disable", str, 7))
 			boot_hpet_disable = 1;
 		if (!strncmp("force", str, 5))
 			hpet_force_user = 1;
 		if (!strncmp("verbose", str, 7))
 			hpet_verbose = 1;
+		str = next;
 	}
 	return 1;
 }