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-rw-r--r--mm/page_alloc.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5712898c951..4fc462b5fcf 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5938,7 +5938,7 @@ bool is_free_buddy_page(struct page *page)
}
#endif
-static struct trace_print_flags pageflag_names[] = {
+static const struct trace_print_flags pageflag_names[] = {
{1UL << PG_locked, "locked" },
{1UL << PG_error, "error" },
{1UL << PG_referenced, "referenced" },
@@ -5976,7 +5976,6 @@ static struct trace_print_flags pageflag_names[] = {
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
{1UL << PG_compound_lock, "compound_lock" },
#endif
- {-1UL, NULL },
};
static void dump_page_flags(unsigned long flags)
@@ -5985,14 +5984,14 @@ static void dump_page_flags(unsigned long flags)
unsigned long mask;
int i;
- BUILD_BUG_ON(ARRAY_SIZE(pageflag_names) - 1 != __NR_PAGEFLAGS);
+ BUILD_BUG_ON(ARRAY_SIZE(pageflag_names) != __NR_PAGEFLAGS);
printk(KERN_ALERT "page flags: %#lx(", flags);
/* remove zone id */
flags &= (1UL << NR_PAGEFLAGS) - 1;
- for (i = 0; pageflag_names[i].name && flags; i++) {
+ for (i = 0; i < ARRAY_SIZE(pageflag_names) && flags; i++) {
mask = pageflag_names[i].mask;
if ((flags & mask) != mask)