Add module param type 'ullong'

Some driver might want to pass in an 64-bit value, so introduce
a module param type 'ullong'.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Christoph Hellwig <hch@infradead.org>
Reviewed-by: Ewan Milne <emilne@redhat.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/kernel/params.c b/kernel/params.c
index 1e52ca2..34f5270 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -256,6 +256,7 @@
 STANDARD_PARAM_DEF(uint, unsigned int, "%u", kstrtouint);
 STANDARD_PARAM_DEF(long, long, "%li", kstrtol);
 STANDARD_PARAM_DEF(ulong, unsigned long, "%lu", kstrtoul);
+STANDARD_PARAM_DEF(ullong, unsigned long long, "%llu", kstrtoull);
 
 int param_set_charp(const char *val, const struct kernel_param *kp)
 {