mm: clean up and clarify lruvec lookup procedure

[linux.git] / include / linux / string.h

diff --git a/include/linux/string.h b/include/linux/string.h
index b6ccdc2c7f02639cd586244a79309fa2ddb1f635..02894e4175659e3cbdde1b3f9508bd4640f62ffd 100644 (file)
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -216,6 +216,8 @@ int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4);
 extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos,
                                       const void *from, size_t available);
 
+int ptr_to_hashval(const void *ptr, unsigned long *hashval_out);
+
 /**
  * strstarts - does @str start with @prefix?
  * @str: string to examine