Module: wine Branch: master Commit: 6fe15e6c41180ceebc7095ee64930e7c40635e5e URL: https://source.winehq.org/git/wine.git/?a=commit;h=6fe15e6c41180ceebc7095ee6...
Author: Alexandre Julliard julliard@winehq.org Date: Tue Dec 26 10:14:38 2017 +0100
ntdll: Round the pthread stack size to a page boundary.
Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/ntdll/loader.c | 2 +- dlls/ntdll/ntdll_misc.h | 2 +- dlls/ntdll/thread.c | 5 +++-- dlls/ntdll/virtual.c | 5 +++-- 4 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/dlls/ntdll/loader.c b/dlls/ntdll/loader.c index 170eefe..53280a4 100644 --- a/dlls/ntdll/loader.c +++ b/dlls/ntdll/loader.c @@ -3149,7 +3149,7 @@ void WINAPI LdrInitializeThunk( void *kernel_start, ULONG_PTR unknown2, RemoveEntryList( &wm->ldr.InMemoryOrderModuleList ); InsertHeadList( &peb->LdrData->InMemoryOrderModuleList, &wm->ldr.InMemoryOrderModuleList );
- if ((status = virtual_alloc_thread_stack( NtCurrentTeb(), 0, 0, 0 )) != STATUS_SUCCESS) + if ((status = virtual_alloc_thread_stack( NtCurrentTeb(), 0, 0, NULL )) != STATUS_SUCCESS) { ERR( "Main exe initialization for %s failed, status %x\n", debugstr_w(peb->ProcessParameters->ImagePathName.Buffer), status ); diff --git a/dlls/ntdll/ntdll_misc.h b/dlls/ntdll/ntdll_misc.h index 80bca0c..32a385f 100644 --- a/dlls/ntdll/ntdll_misc.h +++ b/dlls/ntdll/ntdll_misc.h @@ -168,7 +168,7 @@ extern NTSTATUS nt_to_unix_file_name_attr( const OBJECT_ATTRIBUTES *attr, ANSI_S extern void virtual_get_system_info( SYSTEM_BASIC_INFORMATION *info ) DECLSPEC_HIDDEN; extern NTSTATUS virtual_create_builtin_view( void *base ) DECLSPEC_HIDDEN; extern NTSTATUS virtual_alloc_thread_stack( TEB *teb, SIZE_T reserve_size, - SIZE_T commit_size, SIZE_T extra_size ) DECLSPEC_HIDDEN; + SIZE_T commit_size, SIZE_T *pthread_size ) DECLSPEC_HIDDEN; extern void virtual_clear_thread_stack( void *stack_end ) DECLSPEC_HIDDEN; extern BOOL virtual_handle_stack_fault( void *addr ) DECLSPEC_HIDDEN; extern BOOL virtual_is_valid_code_address( const void *addr, SIZE_T size ) DECLSPEC_HIDDEN; diff --git a/dlls/ntdll/thread.c b/dlls/ntdll/thread.c index 479b8d6..66beeb0 100644 --- a/dlls/ntdll/thread.c +++ b/dlls/ntdll/thread.c @@ -540,6 +540,7 @@ NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR * DWORD tid = 0; int request_pipe[2]; NTSTATUS status; + SIZE_T extra_stack = PTHREAD_STACK_MIN;
if (process != NtCurrentProcess()) { @@ -618,7 +619,7 @@ NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR * info->entry_point = start; info->entry_arg = param;
- if ((status = virtual_alloc_thread_stack( teb, stack_reserve, stack_commit, PTHREAD_STACK_MIN ))) + if ((status = virtual_alloc_thread_stack( teb, stack_reserve, stack_commit, &extra_stack ))) goto error;
thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch; @@ -630,7 +631,7 @@ NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR *
pthread_attr_init( &attr ); pthread_attr_setstack( &attr, teb->DeallocationStack, - (char *)teb->Tib.StackBase + PTHREAD_STACK_MIN - (char *)teb->DeallocationStack ); + (char *)teb->Tib.StackBase + extra_stack - (char *)teb->DeallocationStack ); pthread_attr_setscope( &attr, PTHREAD_SCOPE_SYSTEM ); /* force creating a kernel thread */ interlocked_xchg_add( &nb_threads, 1 ); if (pthread_create( &pthread_id, &attr, (void * (*)(void *))start_thread, info )) diff --git a/dlls/ntdll/virtual.c b/dlls/ntdll/virtual.c index 22965d0..8c4fe3b 100644 --- a/dlls/ntdll/virtual.c +++ b/dlls/ntdll/virtual.c @@ -1758,12 +1758,12 @@ NTSTATUS virtual_create_builtin_view( void *module ) /*********************************************************************** * virtual_alloc_thread_stack */ -NTSTATUS virtual_alloc_thread_stack( TEB *teb, SIZE_T reserve_size, SIZE_T commit_size, SIZE_T extra_size ) +NTSTATUS virtual_alloc_thread_stack( TEB *teb, SIZE_T reserve_size, SIZE_T commit_size, SIZE_T *pthread_size ) { struct file_view *view; NTSTATUS status; sigset_t sigset; - SIZE_T size; + SIZE_T size, extra_size = 0;
if (!reserve_size || !commit_size) { @@ -1775,6 +1775,7 @@ NTSTATUS virtual_alloc_thread_stack( TEB *teb, SIZE_T reserve_size, SIZE_T commi size = max( reserve_size, commit_size ); if (size < 1024 * 1024) size = 1024 * 1024; /* Xlib needs a large stack */ size = (size + 0xffff) & ~0xffff; /* round to 64K boundary */ + if (pthread_size) *pthread_size = extra_size = max( page_size, ROUND_SIZE( 0, *pthread_size ));
server_enter_uninterrupted_section( &csVirtual, &sigset );