Module: wine Branch: master Commit: fed30058bb97c32719557c4ab736cd3ce77273eb URL: http://source.winehq.org/git/wine.git/?a=commit;h=fed30058bb97c32719557c4ab7... Author: Alexandre Julliard <julliard(a)winehq.org> Date: Tue Jul 18 11:34:22 2017 +0200 ntdll: Don't copy cached debug registers from the parent thread. Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/ntdll/signal_i386.c | 13 ------------- 1 file changed, 13 deletions(-) diff --git a/dlls/ntdll/signal_i386.c b/dlls/ntdll/signal_i386.c index 570189a..a40197a 100644 --- a/dlls/ntdll/signal_i386.c +++ b/dlls/ntdll/signal_i386.c @@ -2379,7 +2379,6 @@ NTSTATUS signal_alloc_thread( TEB **teb ) { static size_t sigstack_zero_bits; struct ntdll_thread_data *thread_data; - struct ntdll_thread_data *parent_data = NULL; SIZE_T size; void *addr = NULL; NTSTATUS status; @@ -2393,7 +2392,6 @@ NTSTATUS signal_alloc_thread( TEB **teb ) signal_stack_mask = (1 << sigstack_zero_bits) - 1; signal_stack_size = (1 << sigstack_zero_bits) - teb_size; } - else parent_data = ntdll_get_thread_data(); size = signal_stack_mask + 1; if (!(status = NtAllocateVirtualMemory( NtCurrentProcess(), &addr, sigstack_zero_bits, @@ -2409,17 +2407,6 @@ NTSTATUS signal_alloc_thread( TEB **teb ) NtFreeVirtualMemory( NtCurrentProcess(), &addr, &size, MEM_RELEASE ); status = STATUS_TOO_MANY_THREADS; } - if (parent_data) - { - /* inherit debug registers from parent thread */ - thread_data->dr0 = parent_data->dr0; - thread_data->dr1 = parent_data->dr1; - thread_data->dr2 = parent_data->dr2; - thread_data->dr3 = parent_data->dr3; - thread_data->dr6 = parent_data->dr6; - thread_data->dr7 = parent_data->dr7; - } - } return status; }