diff options
Diffstat (limited to 'extra/qt/fix-qtscript-crash.patch')
-rw-r--r-- | extra/qt/fix-qtscript-crash.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/extra/qt/fix-qtscript-crash.patch b/extra/qt/fix-qtscript-crash.patch new file mode 100644 index 000000000..97b1cc62d --- /dev/null +++ b/extra/qt/fix-qtscript-crash.patch @@ -0,0 +1,34 @@ +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 + |