Edit File: ceph_debug.h
#ifndef _FS_CEPH_DEBUG_H #define _FS_CEPH_DEBUG_H #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/string.h> #ifdef CONFIG_CEPH_LIB_PRETTYDEBUG /* * wrap pr_debug to include a filename:lineno prefix on each line. * this incurs some overhead (kernel size and execution time) due to * the extra function call at each call site. */ # if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG) # define dout(fmt, ...) \ pr_debug("%.*s %12.12s:%-4d : " fmt, \ 8 - (int)sizeof(KBUILD_MODNAME), " ", \ kbasename(__FILE__), __LINE__, ##__VA_ARGS__) # else /* faux printk call just to see any compiler warnings. */ # define dout(fmt, ...) do { \ if (0) \ printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ } while (0) # endif #else /* * or, just wrap pr_debug */ # define dout(fmt, ...) pr_debug(" " fmt, ##__VA_ARGS__) #endif #endif