| #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| #ifdef CONFIG_CEPH_FS_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) |
| extern const char *ceph_file_part(const char *s, int len); |
| # define dout(fmt, ...) \ |
| pr_debug(" %12.12s:%-4d : " fmt, \ |
| ceph_file_part(__FILE__, sizeof(__FILE__)), \ |
| /* faux printk call just to see any compiler warnings. */ |
| # define dout(fmt, ...) do { \ |
| printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ |
| # define dout(fmt, ...) pr_debug(" " fmt, ##__VA_ARGS__) |