mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-11-18 22:54:00 +00:00
34 lines
1.6 KiB
Diff
34 lines
1.6 KiB
Diff
From e6b7178bc2e62a37b4737695bced1b46bced9215 Mon Sep 17 00:00:00 2001
|
|
From: =?UTF-8?q?J=C4=99drzej=20Nowacki?= <jedrzej.nowacki@digia.com>
|
|
Date: Mon, 22 Oct 2012 15:17:19 +0200
|
|
Subject: [PATCH] Fix mmap usage.
|
|
|
|
Add missing MAP_NORESERVE and fix error checking.
|
|
|
|
Special thanks to Olivier JG for debugging the issue.
|
|
|
|
Task-number: QTBUG-27322
|
|
Change-Id: Ia9f4aa80415f0127318714912b524131a5b0f18a
|
|
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
|
|
---
|
|
.../JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp | 4 ++--
|
|
1 file changed, 2 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp b/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp
|
|
index 16d0fb1..e1237e4 100644
|
|
--- a/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp
|
|
+++ b/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp
|
|
@@ -305,8 +305,8 @@ public:
|
|
randomLocation += (1 << 24);
|
|
randomLocation <<= 21;
|
|
#endif
|
|
- m_base = mmap(reinterpret_cast<void*>(randomLocation), m_totalHeapSize, INITIAL_PROTECTION_FLAGS, MAP_PRIVATE | MAP_ANON, VM_TAG_FOR_EXECUTABLEALLOCATOR_MEMORY, 0);
|
|
- if (!m_base)
|
|
+ m_base = mmap(reinterpret_cast<void*>(randomLocation), m_totalHeapSize, INITIAL_PROTECTION_FLAGS, MAP_PRIVATE | MAP_ANON | MAP_NORESERVE, VM_TAG_FOR_EXECUTABLEALLOCATOR_MEMORY, 0);
|
|
+ if (m_base == MAP_FAILED)
|
|
CRASH();
|
|
|
|
// For simplicity, we keep all memory in m_freeList in a 'released' state.
|
|
--
|
|
1.8.0
|
|
|