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trace_syscalls: Set event_enter_##sname->data to its metadata

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Set event_enter_##sname->data to its metadata,
it makes codes simpler.

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: <4B14D282.7050709@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Lai Jiangshan
2009-12-01 16:23:30 +08:00
committed by Ingo Molnar
parent bf56a4ea9f
commit 31c16b1334
3 changed files with 16 additions and 28 deletions
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6
include/linux/syscalls.h
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@@ -153,6 +153,7 @@ static void prof_sysexit_disable_##sname(struct ftrace_event_call *unused) \
#define __SC_STR_TDECL6(t, a, ...) #t, __SC_STR_TDECL5(__VA_ARGS__)
#define SYSCALL_TRACE_ENTER_EVENT(sname) \
static const struct syscall_metadata __syscall_meta_##sname; \
static struct ftrace_event_call event_enter_##sname; \
struct trace_event enter_syscall_print_##sname = { \
.trace = print_syscall_enter, \
@@ -184,11 +185,12 @@ static void prof_sysexit_disable_##sname(struct ftrace_event_call *unused) \
.define_fields = syscall_enter_define_fields, \
.regfunc = reg_event_syscall_enter, \
.unregfunc = unreg_event_syscall_enter, \
.data = "sys"#sname, \
.data = (void *)&__syscall_meta_##sname,\
TRACE_SYS_ENTER_PROFILE_INIT(sname) \
}
#define SYSCALL_TRACE_EXIT_EVENT(sname) \
static const struct syscall_metadata __syscall_meta_##sname; \
static struct ftrace_event_call event_exit_##sname; \
struct trace_event exit_syscall_print_##sname = { \
.trace = print_syscall_exit, \
@@ -220,7 +222,7 @@ static void prof_sysexit_disable_##sname(struct ftrace_event_call *unused) \
.define_fields = syscall_exit_define_fields, \
.regfunc = reg_event_syscall_exit, \
.unregfunc = unreg_event_syscall_exit, \
.data = "sys"#sname, \
.data = (void *)&__syscall_meta_##sname,\
TRACE_SYS_EXIT_PROFILE_INIT(sname) \
}