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Re-enable ntdll-ForceBottomUpAlloc

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This commit is contained in:
Alistair Leslie-Hughes
2021-11-04 20:56:04 +11:00
parent 00ab8180c0
commit fa3a80f5af
4 changed files with 40 additions and 10 deletions
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14
patches/ntdll-WRITECOPY/0005-ntdll-Track-if-a-WRITECOPY-page-has-been-modified.patch
View File

@@ -1,4 +1,4 @@
From 4785271b7201cd43778befdf15029f858d2d25e9 Mon Sep 17 00:00:00 2001
From c16f89f347e49c107a46dda6d3b9bb811ccceb47 Mon Sep 17 00:00:00 2001
From: Andrew Wesie <awesie@gmail.com>
Date: Fri, 24 Apr 2020 14:55:14 -0500
Subject: [PATCH] ntdll: Track if a WRITECOPY page has been modified.
@@ -12,7 +12,7 @@ Signed-off-by: Andrew Wesie <awesie@gmail.com>
1 file changed, 19 insertions(+), 5 deletions(-)
diff --git a/dlls/ntdll/unix/virtual.c b/dlls/ntdll/unix/virtual.c
index bf77d534049..c3c8f2d1d5b 100644
index d727ff341df..d39f73c8d85 100644
--- a/dlls/ntdll/unix/virtual.c
+++ b/dlls/ntdll/unix/virtual.c
@@ -125,6 +125,7 @@ struct file_view
@@ -22,8 +22,8 @@ index bf77d534049..c3c8f2d1d5b 100644
+#define VPROT_WRITTEN 0x80
/* per-mapping protection flags */
#define VPROT_SYSTEM 0x0200 /* system view (underlying mmap not under our control) */
@@ -1115,7 +1116,7 @@ static int get_unix_prot( BYTE vprot )
#define VPROT_NATIVE 0x0400
@@ -1120,7 +1121,7 @@ static int get_unix_prot( BYTE vprot )
#if defined(__i386__)
if (vprot & VPROT_WRITECOPY)
{
@@ -32,7 +32,7 @@ index bf77d534049..c3c8f2d1d5b 100644
prot = (prot & ~PROT_WRITE) | PROT_READ;
else
prot |= PROT_WRITE | PROT_READ;
@@ -1677,7 +1678,11 @@ static NTSTATUS create_view( struct file_view **view_ret, void *base, size_t siz
@@ -1557,7 +1558,11 @@ static NTSTATUS create_view( struct file_view **view_ret, void *base, size_t siz
*/
static DWORD get_win32_prot( BYTE vprot, unsigned int map_prot )
{
@@ -45,7 +45,7 @@ index bf77d534049..c3c8f2d1d5b 100644
if (vprot & VPROT_GUARD) ret |= PAGE_GUARD;
if (map_prot & SEC_NOCACHE) ret |= PAGE_NOCACHE;
return ret;
@@ -1788,12 +1793,21 @@ static BOOL set_vprot( struct file_view *view, void *base, size_t size, BYTE vpr
@@ -1668,12 +1673,21 @@ static BOOL set_vprot( struct file_view *view, void *base, size_t size, BYTE vpr
if (view->protect & VPROT_WRITEWATCH)
{
/* each page may need different protections depending on write watch flag */
@@ -69,7 +69,7 @@ index bf77d534049..c3c8f2d1d5b 100644
return TRUE;
}
@@ -3365,7 +3379,7 @@ NTSTATUS virtual_handle_fault( void *addr, DWORD err, void *stack )
@@ -3433,7 +3447,7 @@ NTSTATUS virtual_handle_fault( void *addr, DWORD err, void *stack )
}
if (vprot & VPROT_WRITECOPY)
{

2
patches/ntdll-WRITECOPY/definition
View File

@@ -1,5 +1,5 @@
Fixes: [29384] Multiple applications expect correct handling of WRITECOPY memory protection (Voobly fails to launch Age of Empires II, MSYS2)
#Depends: ntdll-ForceBottomUpAlloc
Depends: ntdll-ForceBottomUpAlloc
# Causes regressions?
# https://bugs.wine-staging.com/show_bug.cgi?id=207
# https://bugs.wine-staging.com/show_bug.cgi?id=521