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-rw-r--r--lib/test_printf.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/lib/test_printf.c b/lib/test_printf.c
index 46b4e6c414a3..7677ebccf3c3 100644
--- a/lib/test_printf.c
+++ b/lib/test_printf.c
@@ -642,12 +642,26 @@ page_flags_test(int section, int node, int zone, int last_cpupid,
test(cmp_buf, "%pGp", &flags);
}
+static void __init page_type_test(unsigned int page_type, const char *name,
+ char *cmp_buf)
+{
+ unsigned long size;
+
+ size = scnprintf(cmp_buf, BUF_SIZE, "%#x(", page_type);
+ if (page_type_has_type(page_type))
+ size += scnprintf(cmp_buf + size, BUF_SIZE - size, "%s", name);
+
+ snprintf(cmp_buf + size, BUF_SIZE - size, ")");
+ test(cmp_buf, "%pGt", &page_type);
+}
+
static void __init
flags(void)
{
unsigned long flags;
char *cmp_buffer;
gfp_t gfp;
+ unsigned int page_type;
cmp_buffer = kmalloc(BUF_SIZE, GFP_KERNEL);
if (!cmp_buffer)
@@ -687,6 +701,18 @@ flags(void)
gfp |= __GFP_HIGH;
test(cmp_buffer, "%pGg", &gfp);
+ page_type = ~0;
+ page_type_test(page_type, "", cmp_buffer);
+
+ page_type = 10;
+ page_type_test(page_type, "", cmp_buffer);
+
+ page_type = ~PG_buddy;
+ page_type_test(page_type, "buddy", cmp_buffer);
+
+ page_type = ~(PG_table | PG_buddy);
+ page_type_test(page_type, "table|buddy", cmp_buffer);
+
kfree(cmp_buffer);
}