[PATCH] server: Fix process trace_data initialization race on Mac.

[Piotr Caban]

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
  dlls/ntdll/server.c | 7 ++++---
  server/process.c    | 3 ++-
  2 files changed, 6 insertions(+), 4 deletions(-)