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wine
wine-winehq
Commits
fb75c668
Commit
fb75c668
authored
Jan 18, 2007
by
Alexandre Julliard
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ntdll: Avoid heap allocations during thread creation.
parent
735dbc40
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1 changed file
with
2 additions
and
8 deletions
+2
-8
thread.c
dlls/ntdll/thread.c
+2
-8
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dlls/ntdll/thread.c
View file @
fb75c668
...
...
@@ -231,6 +231,7 @@ HANDLE thread_init(void)
sigstack_total_size
=
get_signal_stack_total_size
();
while
(
1
<<
sigstack_zero_bits
<
sigstack_total_size
)
sigstack_zero_bits
++
;
assert
(
1
<<
sigstack_zero_bits
==
sigstack_total_size
);
/* must be a power of 2 */
assert
(
sigstack_total_size
>=
sizeof
(
TEB
)
+
sizeof
(
struct
startup_info
)
);
thread_info
.
teb_size
=
sigstack_total_size
;
addr
=
NULL
;
...
...
@@ -344,7 +345,6 @@ static void start_thread( struct wine_pthread_thread_info *info )
/* setup the guard page */
size
=
page_size
;
NtProtectVirtualMemory
(
NtCurrentProcess
(),
&
teb
->
DeallocationStack
,
&
size
,
PAGE_NOACCESS
,
NULL
);
RtlFreeHeap
(
GetProcessHeap
(),
0
,
info
);
RtlAcquirePebLock
();
InsertHeadList
(
&
tls_links
,
&
teb
->
TlsLinks
);
...
...
@@ -418,12 +418,6 @@ NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR *
if
(
status
)
goto
error
;
if
(
!
(
info
=
RtlAllocateHeap
(
GetProcessHeap
(),
0
,
sizeof
(
*
info
)
)))
{
status
=
STATUS_NO_MEMORY
;
goto
error
;
}
addr
=
NULL
;
size
=
sigstack_total_size
;
if
((
status
=
NtAllocateVirtualMemory
(
NtCurrentProcess
(),
&
addr
,
sigstack_zero_bits
,
...
...
@@ -431,6 +425,7 @@ NTSTATUS WINAPI RtlCreateUserThread( HANDLE process, const SECURITY_DESCRIPTOR *
goto
error
;
teb
=
addr
;
teb
->
Peb
=
NtCurrentTeb
()
->
Peb
;
info
=
(
struct
startup_info
*
)(
teb
+
1
);
info
->
pthread_info
.
teb_size
=
size
;
if
((
status
=
init_teb
(
teb
)))
goto
error
;
...
...
@@ -488,7 +483,6 @@ error:
SIZE_T
size
=
0
;
NtFreeVirtualMemory
(
NtCurrentProcess
(),
&
addr
,
&
size
,
MEM_RELEASE
);
}
RtlFreeHeap
(
GetProcessHeap
(),
0
,
info
);
if
(
handle
)
NtClose
(
handle
);
close
(
request_pipe
[
1
]
);
return
status
;
...
...
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