diff --git a/mm/debug-pagealloc.c b/mm/debug-pagealloc.c index a1e3324de2b5ead95f5ab35371d46f953e816adc..a4b6d707a31f5f4e459262344bdb1538cce8beab 100644 --- a/mm/debug-pagealloc.c +++ b/mm/debug-pagealloc.c @@ -2,6 +2,7 @@ #include #include #include +#include static inline void set_page_poison(struct page *page) { @@ -59,6 +60,7 @@ static bool single_bit_flip(unsigned char a, unsigned char b) static void check_poison_mem(unsigned char *mem, size_t bytes) { + static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 10); unsigned char *start; unsigned char *end; @@ -74,7 +76,7 @@ static void check_poison_mem(unsigned char *mem, size_t bytes) break; } - if (!printk_ratelimit()) + if (!__ratelimit(&ratelimit)) return; else if (start == end && single_bit_flip(*start, PAGE_POISON)) printk(KERN_ERR "pagealloc: single bit error\n");