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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>
This commit is contained in:
Peter Maydell 2016-06-29 14:07:57 +01:00
commit 845d1e7e42
14 changed files with 206 additions and 98 deletions
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2
linux-user/syscall.c
View file

@ -6802,6 +6802,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
#ifdef DEBUG
gemu_log("syscall %d", num);
#endif
trace_guest_user_syscall(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8);
if(do_strace)
print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6);
@ -11245,6 +11246,7 @@ fail:
#endif
if(do_strace)
print_syscall_ret(num, ret);
trace_guest_user_syscall_ret(cpu, num, ret);
return ret;
efault:
ret = -TARGET_EFAULT;