Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging

# gpg: Signature made Tue 28 Jun 2016 22:27:20 BST
# gpg:                using RSA key 0x9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/tracing-pull-request:
  trace: [*-user] Add events to trace guest syscalls in syscall emulation mode
  trace: enable tracing in qemu-img
  qemu-img: move common options parsing before commands processing
  trace: enable tracing in qemu-nbd
  trace: enable tracing in qemu-io
  trace: move qemu_trace_opts to trace/control.c
  doc: move text describing --trace to specific .texi file
  doc: sync help description for --trace with man for qemu.1

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/bsd-user/syscall.c b/bsd-user/syscall.c
index a9fe8693c1..66492aaf5d 100644
--- a/bsd-user/syscall.c
+++ b/bsd-user/syscall.c
@@ -315,12 +315,14 @@ abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1,
                             abi_long arg5, abi_long arg6, abi_long arg7,
                             abi_long arg8)
 {
+    CPUState *cpu = ENV_GET_CPU(cpu_env);
     abi_long ret;
     void *p;
 
 #ifdef DEBUG
     gemu_log("freebsd syscall %d\n", num);
 #endif
+    trace_guest_user_syscall(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8);
     if(do_strace)
         print_freebsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6);
 
@@ -400,6 +402,7 @@ abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1,
 #endif
     if (do_strace)
         print_freebsd_syscall_ret(num, ret);
+    trace_guest_user_syscall_ret(cpu, num, ret);
     return ret;
  efault:
     ret = -TARGET_EFAULT;
@@ -410,12 +413,14 @@ abi_long do_netbsd_syscall(void *cpu_env, int num, abi_long arg1,
                            abi_long arg2, abi_long arg3, abi_long arg4,
                            abi_long arg5, abi_long arg6)
 {
+    CPUState *cpu = ENV_GET_CPU(cpu_env);
     abi_long ret;
     void *p;
 
 #ifdef DEBUG
     gemu_log("netbsd syscall %d\n", num);
 #endif
+    trace_guest_user_syscall(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, 0, 0);
     if(do_strace)
         print_netbsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6);
 
@@ -472,6 +477,7 @@ abi_long do_netbsd_syscall(void *cpu_env, int num, abi_long arg1,
 #endif
     if (do_strace)
         print_netbsd_syscall_ret(num, ret);
+    trace_guest_user_syscall_ret(cpu, num, ret);
     return ret;
  efault:
     ret = -TARGET_EFAULT;
@@ -482,12 +488,14 @@ abi_long do_openbsd_syscall(void *cpu_env, int num, abi_long arg1,
                             abi_long arg2, abi_long arg3, abi_long arg4,
                             abi_long arg5, abi_long arg6)
 {
+    CPUState *cpu = ENV_GET_CPU(cpu_env);
     abi_long ret;
     void *p;
 
 #ifdef DEBUG
     gemu_log("openbsd syscall %d\n", num);
 #endif
+    trace_guest_user_syscall(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, 0, 0);
     if(do_strace)
         print_openbsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6);
 
@@ -544,6 +552,7 @@ abi_long do_openbsd_syscall(void *cpu_env, int num, abi_long arg1,
 #endif
     if (do_strace)
         print_openbsd_syscall_ret(num, ret);
+    trace_guest_user_syscall_ret(cpu, num, ret);
     return ret;
  efault:
     ret = -TARGET_EFAULT;