test_printf: Remove separate page_flags variable
Keep flags intact so that we also test what happens when unknown flags
are passed to %pGp.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Yafang Shao <laoar.shao@gmail.com>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/r/20211019142621.2810043-3-willy@infradead.org
diff --git a/lib/test_printf.c b/lib/test_printf.c
index a52c1c3..4531063 100644
--- a/lib/test_printf.c
+++ b/lib/test_printf.c
@@ -605,17 +605,15 @@ static const struct page_flags_test pft[] = {
static void __init
page_flags_test(int section, int node, int zone, int last_cpupid,
- int kasan_tag, int flags, const char *name, char *cmp_buf)
+ int kasan_tag, unsigned long flags, const char *name,
+ char *cmp_buf)
{
unsigned long values[] = {section, node, zone, last_cpupid, kasan_tag};
- unsigned long page_flags = 0;
unsigned long size = 0;
bool append = false;
int i;
- flags &= PAGEFLAGS_MASK;
- if (flags) {
- page_flags |= flags;
+ if (flags & PAGEFLAGS_MASK) {
snprintf(cmp_buf + size, BUF_SIZE - size, "%s", name);
size = strlen(cmp_buf);
#if SECTIONS_WIDTH || NODES_WIDTH || ZONES_WIDTH || \
@@ -635,7 +633,7 @@ page_flags_test(int section, int node, int zone, int last_cpupid,
size = strlen(cmp_buf);
}
- page_flags |= (values[i] & pft[i].mask) << pft[i].shift;
+ flags |= (values[i] & pft[i].mask) << pft[i].shift;
snprintf(cmp_buf + size, BUF_SIZE - size, "%s=", pft[i].name);
size = strlen(cmp_buf);
snprintf(cmp_buf + size, BUF_SIZE - size, pft[i].fmt,
@@ -644,7 +642,7 @@ page_flags_test(int section, int node, int zone, int last_cpupid,
append = true;
}
- test(cmp_buf, "%pGp", &page_flags);
+ test(cmp_buf, "%pGp", &flags);
}
static void __init