From 1c569f0264ea629c10bbab471dd0626ce4d3f19f Mon Sep 17 00:00:00 2001 From: Josh Stone Date: Mon, 24 Aug 2009 14:43:14 -0700 Subject: tracing: Create generic syscall TRACE_EVENTs This converts the syscall_enter/exit tracepoints into TRACE_EVENTs, so you can have generic ftrace events that capture all system calls with arguments and return values. These generic events are also renamed to sys_enter/exit, so they're more closely aligned to the specific sys_enter_foo events. Signed-off-by: Josh Stone Cc: Jason Baron Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Li Zefan Cc: Steven Rostedt Cc: Peter Zijlstra Cc: Mathieu Desnoyers Cc: Jiaying Zhang Cc: Martin Bligh Cc: Lai Jiangshan Cc: Paul Mundt Cc: Martin Schwidefsky Cc: Heiko Carstens LKML-Reference: <1251150194-1713-5-git-send-email-jistone@redhat.com> Signed-off-by: Frederic Weisbecker --- arch/s390/kernel/ptrace.c | 8 ++++---- arch/x86/kernel/ptrace.c | 12 +++++------- 2 files changed, 9 insertions(+), 11 deletions(-) (limited to 'arch') diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index c05b44b80c2..f3ddd7ac06c 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -51,8 +51,8 @@ #include "compat_ptrace.h" #endif -DEFINE_TRACE_FN(syscall_enter, syscall_regfunc, syscall_unregfunc); -DEFINE_TRACE_FN(syscall_exit, syscall_regfunc, syscall_unregfunc); +#define CREATE_TRACE_POINTS +#include enum s390_regset { REGSET_GENERAL, @@ -665,7 +665,7 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs) } if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) - trace_syscall_enter(regs, regs->gprs[2]); + trace_sys_enter(regs, regs->gprs[2]); if (unlikely(current->audit_context)) audit_syscall_entry(is_compat_task() ? @@ -683,7 +683,7 @@ asmlinkage void do_syscall_trace_exit(struct pt_regs *regs) regs->gprs[2]); if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) - trace_syscall_exit(regs, regs->gprs[2]); + trace_sys_exit(regs, regs->gprs[2]); if (test_thread_flag(TIF_SYSCALL_TRACE)) tracehook_report_syscall_exit(regs, 0); diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 31e9b97ec4d..8d7d5c9c1be 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -35,13 +35,11 @@ #include #include -#include - -DEFINE_TRACE_FN(syscall_enter, syscall_regfunc, syscall_unregfunc); -DEFINE_TRACE_FN(syscall_exit, syscall_regfunc, syscall_unregfunc); - #include "tls.h" +#define CREATE_TRACE_POINTS +#include + enum x86_regset { REGSET_GENERAL, REGSET_FP, @@ -1501,7 +1499,7 @@ asmregparm long syscall_trace_enter(struct pt_regs *regs) ret = -1L; if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) - trace_syscall_enter(regs, regs->orig_ax); + trace_sys_enter(regs, regs->orig_ax); if (unlikely(current->audit_context)) { if (IS_IA32) @@ -1527,7 +1525,7 @@ asmregparm void syscall_trace_leave(struct pt_regs *regs) audit_syscall_exit(AUDITSC_RESULT(regs->ax), regs->ax); if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) - trace_syscall_exit(regs, regs->ax); + trace_sys_exit(regs, regs->ax); if (test_thread_flag(TIF_SYSCALL_TRACE)) tracehook_report_syscall_exit(regs, 0); -- cgit v1.2.3-70-g09d2