diff options
Diffstat (limited to 'kernel/trace/ftrace.c')
| -rw-r--r-- | kernel/trace/ftrace.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 4e6c87ecf1bf..af9d95c0e4de 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -460,8 +460,8 @@ static void ftrace_bug(int failed, unsigned long ip) static int __ftrace_replace_code(struct dyn_ftrace *rec, int enable) { - unsigned long ip, fl; unsigned long ftrace_addr; + unsigned long ip, fl; ftrace_addr = (unsigned long)FTRACE_ADDR; @@ -530,9 +530,9 @@ __ftrace_replace_code(struct dyn_ftrace *rec, int enable) static void ftrace_replace_code(int enable) { - int failed; struct dyn_ftrace *rec; struct ftrace_page *pg; + int failed; do_for_each_ftrace_rec(pg, rec) { /* @@ -1208,14 +1208,15 @@ ftrace_match_record(struct dyn_ftrace *rec, char *regex, int len, int type) static void ftrace_match_records(char *buff, int len, int enable) { - char *search; + unsigned int search_len; struct ftrace_page *pg; struct dyn_ftrace *rec; + unsigned long flag; + char *search; int type; - unsigned long flag = enable ? FTRACE_FL_FILTER : FTRACE_FL_NOTRACE; - unsigned search_len; int not; + flag = enable ? FTRACE_FL_FILTER : FTRACE_FL_NOTRACE; type = ftrace_setup_glob(buff, len, &search, ¬); search_len = strlen(search); @@ -1263,14 +1264,16 @@ ftrace_match_module_record(struct dyn_ftrace *rec, char *mod, static void ftrace_match_module_records(char *buff, char *mod, int enable) { - char *search = buff; + unsigned search_len = 0; struct ftrace_page *pg; struct dyn_ftrace *rec; int type = MATCH_FULL; - unsigned long flag = enable ? FTRACE_FL_FILTER : FTRACE_FL_NOTRACE; - unsigned search_len = 0; + char *search = buff; + unsigned long flag; int not = 0; + flag = enable ? FTRACE_FL_FILTER : FTRACE_FL_NOTRACE; + /* blank or '*' mean the same */ if (strcmp(buff, "*") == 0) buff[0] = 0; @@ -1442,8 +1445,8 @@ register_ftrace_function_hook(char *glob, struct ftrace_hook_ops *ops, struct ftrace_func_hook *entry; struct ftrace_page *pg; struct dyn_ftrace *rec; - unsigned long key; int type, len, not; + unsigned long key; int count = 0; char *search; @@ -1623,8 +1626,8 @@ int unregister_ftrace_command(struct ftrace_func_command *cmd) static int ftrace_process_regex(char *buff, int len, int enable) { - struct ftrace_func_command *p; char *func, *command, *next = buff; + struct ftrace_func_command *p; int ret = -EINVAL; func = strsep(&next, ":"); @@ -2392,7 +2395,6 @@ static __init int ftrace_init_debugfs(void) "'set_ftrace_pid' entry\n"); return 0; } - fs_initcall(ftrace_init_debugfs); /** |