X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=lib%2Fvsprintf.c;h=40f560959b169b4c4ac6154d658cfe76cfd0c5a6;hb=586b222d748e91c619d68e9239654ebc7fed9b0c;hp=426418253fd4d312554aba1c84143eb0598a5528;hpb=4173cf6fb6b7d1b4569cca08af318c4561356fb5;p=linux-block.git

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 426418253fd4..40f560959b16 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -2052,6 +2052,25 @@ char *format_page_flags(char *buf, char *end, unsigned long flags)
 	return buf;
 }
 
+static
+char *format_page_type(char *buf, char *end, unsigned int page_type)
+{
+	buf = number(buf, end, page_type, default_flag_spec);
+
+	if (buf < end)
+		*buf = '(';
+	buf++;
+
+	if (page_type_has_type(page_type))
+		buf = format_flags(buf, end, ~page_type, pagetype_names);
+
+	if (buf < end)
+		*buf = ')';
+	buf++;
+
+	return buf;
+}
+
 static noinline_for_stack
 char *flags_string(char *buf, char *end, void *flags_ptr,
 		   struct printf_spec spec, const char *fmt)
@@ -2065,6 +2084,8 @@ char *flags_string(char *buf, char *end, void *flags_ptr,
 	switch (fmt[1]) {
 	case 'p':
 		return format_page_flags(buf, end, *(unsigned long *)flags_ptr);
+	case 't':
+		return format_page_type(buf, end, *(unsigned int *)flags_ptr);
 	case 'v':
 		flags = *(unsigned long *)flags_ptr;
 		names = vmaflag_names;