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tracing: Move is_good_name() from trace_probe.h to trace.h

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is_good_name() is useful for other trace infrastructure, such as
synthetic events, so make it available via trace.h.

Link: https://lkml.kernel.org/r/cc6d6a2d7da6957fcbe1e2922e76d18d2bb459b4.1602598160.git.zanussi@kernel.org

Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Tested-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Tom Zanussi <zanussi@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Tom Zanussi 2020-10-13 09:17:53 -05:00 committed by Steven Rostedt (VMware)
parent 7d27adf575
commit 42d120e2dd
2 changed files with 13 additions and 13 deletions
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13
kernel/trace/trace.h
View File

@ -19,6 +19,7 @@
#include <linux/glob.h>
#include <linux/irq_work.h>
#include <linux/workqueue.h>
#include <linux/ctype.h>
#ifdef CONFIG_FTRACE_SYSCALLS
#include <asm/unistd.h> /* For NR_SYSCALLS */
@ -2090,4 +2091,16 @@ static __always_inline void trace_iterator_reset(struct trace_iterator *iter)
iter->pos = -1;
}
/* Check the name is good for event/group/fields */
static inline bool is_good_name(const char *name)
{
if (!isalpha(*name) && *name != '_')
return false;
while (*++name != '\0') {
if (!isalpha(*name) && !isdigit(*name) && *name != '_')
return false;
}
return true;
}
#endif /* _LINUX_KERNEL_TRACE_H */

13
kernel/trace/trace_probe.h
View File

@ -16,7 +16,6 @@
#include <linux/tracefs.h>
#include <linux/types.h>
#include <linux/string.h>
#include <linux/ctype.h>
#include <linux/ptrace.h>
#include <linux/perf_event.h>
#include <linux/kprobes.h>
@ -348,18 +347,6 @@ bool trace_probe_match_command_args(struct trace_probe *tp,
#define trace_probe_for_each_link_rcu(pos, tp) \
list_for_each_entry_rcu(pos, &(tp)->event->files, list)
/* Check the name is good for event/group/fields */
static inline bool is_good_name(const char *name)
{
if (!isalpha(*name) && *name != '_')
return false;
while (*++name != '\0') {
if (!isalpha(*name) && !isdigit(*name) && *name != '_')
return false;
}
return true;
}
#define TPARG_FL_RETURN BIT(0)
#define TPARG_FL_KERNEL BIT(1)
#define TPARG_FL_FENTRY BIT(2)