* or by defining a preprocessor macro in arch/include/asm/div64.h.
*/
+#include <linux/bitops.h>
#include <linux/compat.h>
#include <linux/kernel.h>
#include <linux/math64.h>
#if BITS_PER_LONG == 32
#ifndef __div64_32
-u32 __attribute__((weak)) __div64_32(u64 *n, u32 base)
+/*
+ * Don't instrument this function as it may be called from tracing code, since
+ * it needs to read the timer and this often requires calling do_div(), which
+ * calls this function.
+ */
+uint32_t __attribute__((weak, no_instrument_function)) __div64_32(u64 *n,
+ u32 base)
{
u64 rem = *n;
u64 b = base;