ntdll-Builtin_Prot: Remove patch set.

Obviated by upstream commit 6b8cbfe3fd (and more generally full PE conversion
finished in 60eeb92ae03).
This commit is contained in:
Zebediah Figura 2023-01-29 12:32:33 -06:00
parent 33879905f2
commit 6d4f5803c8
2 changed files with 0 additions and 92 deletions

View File

@ -1,90 +0,0 @@
From 7acf9c0e6c7f4bf86b1946778366b529a42fa660 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20M=C3=BCller?= <michael@fds-team.de>
Date: Thu, 1 Jun 2017 06:04:53 +0200
Subject: [PATCH] ntdll: Fix holes in ELF mappings. (v2)
Based on a patch by Andrew Wesie.
---
dlls/ntdll/unix/virtual.c | 23 +++++++++++++++++++++++
dlls/psapi/tests/psapi_main.c | 14 +++++++++++++-
2 files changed, 36 insertions(+), 1 deletion(-)
diff --git a/dlls/ntdll/unix/virtual.c b/dlls/ntdll/unix/virtual.c
index 0c1c91750ea..c4fcf43543f 100644
--- a/dlls/ntdll/unix/virtual.c
+++ b/dlls/ntdll/unix/virtual.c
@@ -1210,6 +1210,16 @@ static inline BOOL is_write_watch_range( const void *addr, size_t size )
}
+/***********************************************************************
+ * is_system_range
+ */
+static inline BOOL is_system_range( const void *addr, size_t size )
+{
+ struct file_view *view = find_view( addr, size );
+ return view && (view->protect & VPROT_SYSTEM);
+}
+
+
/***********************************************************************
* find_view_range
*
@@ -3416,6 +3426,19 @@ NTSTATUS virtual_handle_fault( void *addr, DWORD err, void *stack )
/* ignore fault if page is writable now */
if (get_unix_prot( get_page_vprot( page ) ) & PROT_WRITE) ret = STATUS_SUCCESS;
}
+ else if (!err && (get_unix_prot( vprot ) & PROT_READ) && is_system_range( page, page_size ))
+ {
+ int unix_prot = get_unix_prot( vprot );
+ unsigned char vec;
+
+ mprotect_range( page, page_size, 0, 0 );
+ if (!mincore( page, page_size, &vec ) && (vec & 1))
+ ret = STATUS_SUCCESS;
+ else if (anon_mmap_fixed( page, page_size, unix_prot, 0 ) == page)
+ ret = STATUS_SUCCESS;
+ else
+ set_page_vprot_bits( page, page_size, 0, VPROT_READ | VPROT_EXEC );
+ }
mutex_unlock( &virtual_mutex );
return ret;
}
diff --git a/dlls/psapi/tests/psapi_main.c b/dlls/psapi/tests/psapi_main.c
index 519e39c3df0..c29168646e8 100644
--- a/dlls/psapi/tests/psapi_main.c
+++ b/dlls/psapi/tests/psapi_main.c
@@ -194,6 +194,7 @@ static void test_EnumProcessModules(void)
static void test_GetModuleInformation(void)
{
HMODULE hMod = GetModuleHandleA(NULL);
+ DWORD *tmp, counter = 0;
MODULEINFO info;
DWORD ret;
@@ -213,10 +214,21 @@ static void test_GetModuleInformation(void)
GetModuleInformation(hpQV, hMod, &info, sizeof(info)-1);
ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "expected error=ERROR_INSUFFICIENT_BUFFER but got %ld\n", GetLastError());
- SetLastError(0xdeadbeef);
ret = GetModuleInformation(hpQV, hMod, &info, sizeof(info));
ok(ret == 1, "failed with %ld\n", GetLastError());
ok(info.lpBaseOfDll == hMod, "lpBaseOfDll=%p hMod=%p\n", info.lpBaseOfDll, hMod);
+
+ hMod = LoadLibraryA("shell32.dll");
+ ok(hMod != NULL, "Failed to load shell32.dll, error: %lu\n", GetLastError());
+
+ ret = GetModuleInformation(hpQV, hMod, &info, sizeof(info));
+ ok(ret == 1, "failed with %lu\n", GetLastError());
+ info.SizeOfImage /= sizeof(DWORD);
+ for (tmp = (DWORD *)hMod; info.SizeOfImage; info.SizeOfImage--)
+ counter ^= *tmp++;
+ trace("xor of shell32: %08lx\n", counter);
+
+ FreeLibrary(hMod);
}
static BOOL check_with_margin(SIZE_T perf, SIZE_T sysperf, int margin)
--
2.34.1

View File

@ -1,2 +0,0 @@
Fixes: [44650] Fix holes in ELF mappings
Depends: ntdll-WRITECOPY