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trace_syscalls: Add syscall_nr field to struct syscall_metadata

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Add syscall_nr field to struct syscall_metadata,
it helps us to get syscall number easier.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: Jason Baron <jbaron@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <4B14D293.6090800@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Lai Jiangshan
2009-12-01 16:23:47 +08:00
committed by Ingo Molnar
parent fcc19438dd
commit c252f65793
3 changed files with 13 additions and 16 deletions
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3
include/trace/syscall.h
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@@ -12,6 +12,7 @@
* A syscall entry in the ftrace syscalls array.
*
* @name: name of the syscall
* @syscall_nr: number of the syscall
* @nb_args: number of parameters it takes
* @types: list of types as strings
* @args: list of args as strings (args[i] matches types[i])
@@ -20,6 +21,7 @@
*/
struct syscall_metadata {
const char *name;
int syscall_nr;
int nb_args;
const char **types;
const char **args;
@@ -30,7 +32,6 @@ struct syscall_metadata {
#ifdef CONFIG_FTRACE_SYSCALLS
extern unsigned long arch_syscall_addr(int nr);
extern int syscall_name_to_nr(const char *name);
extern int syscall_enter_format(struct ftrace_event_call *call,
struct trace_seq *s);