diff options
Diffstat (limited to 'include/linux/ftrace.h')
| -rw-r--r-- | include/linux/ftrace.h | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index ccd8537dbdb7..d509ad6c9cb8 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -42,19 +42,23 @@ extern void mcount(void); # define FTRACE_HASHBITS 10 # define FTRACE_HASHSIZE (1<<FTRACE_HASHBITS) +enum { + FTRACE_FL_FAILED = (1<<0), +}; + struct dyn_ftrace { struct hlist_node node; unsigned long ip; + unsigned long flags; }; /* defined in arch */ -extern struct dyn_ftrace * -ftrace_alloc_shutdown_node(unsigned long ip); -extern int ftrace_shutdown_arch_init(void); -extern void ftrace_code_disable(struct dyn_ftrace *rec); -extern void ftrace_startup_code(void); -extern void ftrace_shutdown_code(void); -extern void ftrace_shutdown_replenish(void); +extern int ftrace_ip_converted(unsigned long ip); +extern unsigned char *ftrace_nop_replace(void); +extern unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr); +extern int ftrace_dyn_arch_init(void); +extern int ftrace_modify_code(unsigned long ip, unsigned char *old_code, + unsigned char *new_code); #endif #ifdef CONFIG_FRAME_POINTER |