From e4db67671729334b5d67d43af7bea3bd98b7447e Mon Sep 17 00:00:00 2001 From: William Todd Stinson Date: Fri, 28 Sep 2012 12:06:46 -0700 Subject: Re-enabling tcmalloc in the build. --- indra/llcommon/llmemory.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index f37e8459ff..9b7fb1b1ca 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -90,7 +90,7 @@ inline void* ll_aligned_realloc_16(void* ptr, size_t size, size_t old_size) // r #else // USE_TCMALLOC // ll_aligned_foo_16 are not needed with tcmalloc #define ll_aligned_malloc_16 malloc -#define ll_aligned_realloc_16 realloc +#define ll_aligned_realloc_16(a,b,c) realloc(a,b) #define ll_aligned_free_16 free #endif // USE_TCMALLOC -- cgit v1.2.3 From a766e26db46c7c054bae1021470dbe365f2a3cb3 Mon Sep 17 00:00:00 2001 From: William Todd Stinson Date: Mon, 10 Sep 2012 10:37:02 -0700 Subject: Backing out the changes contributing to DRTVWR-167 and DRTVWR-179 from the repository. --- indra/llcommon/llallocator.cpp | 2 +- indra/llcommon/llmemory.cpp | 12 ----------- indra/llcommon/llmemory.h | 45 +++++++++++++----------------------------- 3 files changed, 15 insertions(+), 44 deletions(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llallocator.cpp b/indra/llcommon/llallocator.cpp index 87654b5b97..6f6abefc67 100644 --- a/indra/llcommon/llallocator.cpp +++ b/indra/llcommon/llallocator.cpp @@ -27,7 +27,7 @@ #include "linden_common.h" #include "llallocator.h" -#if (LL_USE_TCMALLOC && LL_USE_HEAP_PROFILER) +#if LL_USE_TCMALLOC #include "google/heap-profiler.h" #include "google/commandlineflags_public.h" diff --git a/indra/llcommon/llmemory.cpp b/indra/llcommon/llmemory.cpp index afaf366668..3b9758f996 100644 --- a/indra/llcommon/llmemory.cpp +++ b/indra/llcommon/llmemory.cpp @@ -61,18 +61,6 @@ BOOL LLMemory::sEnableMemoryFailurePrevention = FALSE; LLPrivateMemoryPoolManager::mem_allocation_info_t LLPrivateMemoryPoolManager::sMemAllocationTracker; #endif -void ll_assert_aligned_func(uintptr_t ptr,U32 alignment) -{ -#ifdef SHOW_ASSERT - // Redundant, place to set breakpoints. - if (ptr%alignment!=0) - { - llwarns << "alignment check failed" << llendl; - } - llassert(ptr%alignment==0); -#endif -} - //static void LLMemory::initClass() { diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index 9dd776ff57..bbbdaa6497 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -27,6 +27,7 @@ #define LLMEMORY_H #include "llmemtype.h" +#if LL_DEBUG inline void* ll_aligned_malloc( size_t size, int align ) { void* mem = malloc( size + (align - 1) + sizeof(void*) ); @@ -42,11 +43,10 @@ inline void ll_aligned_free( void* ptr ) free( ((void**)ptr)[-1] ); } -#if !LL_USE_TCMALLOC inline void* ll_aligned_malloc_16(size_t size) // returned hunk MUST be freed with ll_aligned_free_16(). { #if defined(LL_WINDOWS) - return _aligned_malloc(size, 16); + return _mm_malloc(size, 16); #elif defined(LL_DARWIN) return malloc(size); // default osx malloc is 16 byte aligned. #else @@ -58,38 +58,21 @@ inline void* ll_aligned_malloc_16(size_t size) // returned hunk MUST be freed wi #endif } -inline void* ll_aligned_realloc_16(void* ptr, size_t size) // returned hunk MUST be freed with ll_aligned_free_16(). -{ -#if defined(LL_WINDOWS) - return _aligned_realloc(ptr, size, 16); -#elif defined(LL_DARWIN) - return realloc(ptr,size); // default osx malloc is 16 byte aligned. -#else - return realloc(ptr,size); // FIXME not guaranteed to be aligned. -#endif -} - inline void ll_aligned_free_16(void *p) { #if defined(LL_WINDOWS) - _aligned_free(p); + _mm_free(p); #elif defined(LL_DARWIN) return free(p); #else free(p); // posix_memalign() is compatible with heap deallocator #endif } -#else // USE_TCMALLOC -// ll_aligned_foo_16 are not needed with tcmalloc -#define ll_aligned_malloc_16 malloc -#define ll_aligned_realloc_16 realloc -#define ll_aligned_free_16 free -#endif // USE_TCMALLOC inline void* ll_aligned_malloc_32(size_t size) // returned hunk MUST be freed with ll_aligned_free_32(). { #if defined(LL_WINDOWS) - return _aligned_malloc(size, 32); + return _mm_malloc(size, 32); #elif defined(LL_DARWIN) return ll_aligned_malloc( size, 32 ); #else @@ -104,13 +87,22 @@ inline void* ll_aligned_malloc_32(size_t size) // returned hunk MUST be freed wi inline void ll_aligned_free_32(void *p) { #if defined(LL_WINDOWS) - _aligned_free(p); + _mm_free(p); #elif defined(LL_DARWIN) ll_aligned_free( p ); #else free(p); // posix_memalign() is compatible with heap deallocator #endif } +#else // LL_DEBUG +// ll_aligned_foo are noops now that we use tcmalloc everywhere (tcmalloc aligns automatically at appropriate intervals) +#define ll_aligned_malloc( size, align ) malloc(size) +#define ll_aligned_free( ptr ) free(ptr) +#define ll_aligned_malloc_16 malloc +#define ll_aligned_free_16 free +#define ll_aligned_malloc_32 malloc +#define ll_aligned_free_32 free +#endif // LL_DEBUG #ifndef __DEBUG_PRIVATE_MEM__ #define __DEBUG_PRIVATE_MEM__ 0 @@ -520,13 +512,4 @@ void LLPrivateMemoryPoolTester::operator delete[](void* addr) // LLSingleton moved to llsingleton.h -LL_COMMON_API void ll_assert_aligned_func(uintptr_t ptr,U32 alignment); - -#ifdef SHOW_ASSERT -#define ll_assert_aligned(ptr,alignment) ll_assert_aligned_func(reinterpret_cast(ptr),((U32)alignment)) -#else -#define ll_assert_aligned(ptr,alignment) -#endif - - #endif -- cgit v1.2.3 From 97d969a338c1e4f973eb817ba7701aff51a02ccb Mon Sep 17 00:00:00 2001 From: Oz Linden Date: Wed, 12 Sep 2012 14:36:37 -0400 Subject: initial attempt to restore changes that make removing tcmalloc possible; not tested --- indra/llcommon/llallocator.cpp | 2 +- indra/llcommon/llmemory.cpp | 12 +++++++++++ indra/llcommon/llmemory.h | 45 +++++++++++++++++++++++++++++------------- 3 files changed, 44 insertions(+), 15 deletions(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llallocator.cpp b/indra/llcommon/llallocator.cpp index 6f6abefc67..87654b5b97 100644 --- a/indra/llcommon/llallocator.cpp +++ b/indra/llcommon/llallocator.cpp @@ -27,7 +27,7 @@ #include "linden_common.h" #include "llallocator.h" -#if LL_USE_TCMALLOC +#if (LL_USE_TCMALLOC && LL_USE_HEAP_PROFILER) #include "google/heap-profiler.h" #include "google/commandlineflags_public.h" diff --git a/indra/llcommon/llmemory.cpp b/indra/llcommon/llmemory.cpp index 3b9758f996..afaf366668 100644 --- a/indra/llcommon/llmemory.cpp +++ b/indra/llcommon/llmemory.cpp @@ -61,6 +61,18 @@ BOOL LLMemory::sEnableMemoryFailurePrevention = FALSE; LLPrivateMemoryPoolManager::mem_allocation_info_t LLPrivateMemoryPoolManager::sMemAllocationTracker; #endif +void ll_assert_aligned_func(uintptr_t ptr,U32 alignment) +{ +#ifdef SHOW_ASSERT + // Redundant, place to set breakpoints. + if (ptr%alignment!=0) + { + llwarns << "alignment check failed" << llendl; + } + llassert(ptr%alignment==0); +#endif +} + //static void LLMemory::initClass() { diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index bbbdaa6497..9dd776ff57 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -27,7 +27,6 @@ #define LLMEMORY_H #include "llmemtype.h" -#if LL_DEBUG inline void* ll_aligned_malloc( size_t size, int align ) { void* mem = malloc( size + (align - 1) + sizeof(void*) ); @@ -43,10 +42,11 @@ inline void ll_aligned_free( void* ptr ) free( ((void**)ptr)[-1] ); } +#if !LL_USE_TCMALLOC inline void* ll_aligned_malloc_16(size_t size) // returned hunk MUST be freed with ll_aligned_free_16(). { #if defined(LL_WINDOWS) - return _mm_malloc(size, 16); + return _aligned_malloc(size, 16); #elif defined(LL_DARWIN) return malloc(size); // default osx malloc is 16 byte aligned. #else @@ -58,21 +58,38 @@ inline void* ll_aligned_malloc_16(size_t size) // returned hunk MUST be freed wi #endif } +inline void* ll_aligned_realloc_16(void* ptr, size_t size) // returned hunk MUST be freed with ll_aligned_free_16(). +{ +#if defined(LL_WINDOWS) + return _aligned_realloc(ptr, size, 16); +#elif defined(LL_DARWIN) + return realloc(ptr,size); // default osx malloc is 16 byte aligned. +#else + return realloc(ptr,size); // FIXME not guaranteed to be aligned. +#endif +} + inline void ll_aligned_free_16(void *p) { #if defined(LL_WINDOWS) - _mm_free(p); + _aligned_free(p); #elif defined(LL_DARWIN) return free(p); #else free(p); // posix_memalign() is compatible with heap deallocator #endif } +#else // USE_TCMALLOC +// ll_aligned_foo_16 are not needed with tcmalloc +#define ll_aligned_malloc_16 malloc +#define ll_aligned_realloc_16 realloc +#define ll_aligned_free_16 free +#endif // USE_TCMALLOC inline void* ll_aligned_malloc_32(size_t size) // returned hunk MUST be freed with ll_aligned_free_32(). { #if defined(LL_WINDOWS) - return _mm_malloc(size, 32); + return _aligned_malloc(size, 32); #elif defined(LL_DARWIN) return ll_aligned_malloc( size, 32 ); #else @@ -87,22 +104,13 @@ inline void* ll_aligned_malloc_32(size_t size) // returned hunk MUST be freed wi inline void ll_aligned_free_32(void *p) { #if defined(LL_WINDOWS) - _mm_free(p); + _aligned_free(p); #elif defined(LL_DARWIN) ll_aligned_free( p ); #else free(p); // posix_memalign() is compatible with heap deallocator #endif } -#else // LL_DEBUG -// ll_aligned_foo are noops now that we use tcmalloc everywhere (tcmalloc aligns automatically at appropriate intervals) -#define ll_aligned_malloc( size, align ) malloc(size) -#define ll_aligned_free( ptr ) free(ptr) -#define ll_aligned_malloc_16 malloc -#define ll_aligned_free_16 free -#define ll_aligned_malloc_32 malloc -#define ll_aligned_free_32 free -#endif // LL_DEBUG #ifndef __DEBUG_PRIVATE_MEM__ #define __DEBUG_PRIVATE_MEM__ 0 @@ -512,4 +520,13 @@ void LLPrivateMemoryPoolTester::operator delete[](void* addr) // LLSingleton moved to llsingleton.h +LL_COMMON_API void ll_assert_aligned_func(uintptr_t ptr,U32 alignment); + +#ifdef SHOW_ASSERT +#define ll_assert_aligned(ptr,alignment) ll_assert_aligned_func(reinterpret_cast(ptr),((U32)alignment)) +#else +#define ll_assert_aligned(ptr,alignment) +#endif + + #endif -- cgit v1.2.3 From 9ec263d2f1f51b334949281393ef2446796f1404 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 12 Sep 2012 15:44:36 -0500 Subject: MAINT-1503 Minimal set of changes needed to safely disable tcmalloc --- indra/llcommon/llmemory.h | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index 9dd776ff57..f37e8459ff 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -58,27 +58,35 @@ inline void* ll_aligned_malloc_16(size_t size) // returned hunk MUST be freed wi #endif } -inline void* ll_aligned_realloc_16(void* ptr, size_t size) // returned hunk MUST be freed with ll_aligned_free_16(). +inline void ll_aligned_free_16(void *p) { #if defined(LL_WINDOWS) - return _aligned_realloc(ptr, size, 16); + _aligned_free(p); #elif defined(LL_DARWIN) - return realloc(ptr,size); // default osx malloc is 16 byte aligned. + return free(p); #else - return realloc(ptr,size); // FIXME not guaranteed to be aligned. + free(p); // posix_memalign() is compatible with heap deallocator #endif } -inline void ll_aligned_free_16(void *p) +inline void* ll_aligned_realloc_16(void* ptr, size_t size, size_t old_size) // returned hunk MUST be freed with ll_aligned_free_16(). { #if defined(LL_WINDOWS) - _aligned_free(p); + return _aligned_realloc(ptr, size, 16); #elif defined(LL_DARWIN) - return free(p); + return realloc(ptr,size); // default osx malloc is 16 byte aligned. #else - free(p); // posix_memalign() is compatible with heap deallocator + //FIXME: memcpy is SLOW + void* ret = ll_aligned_malloc_16(size); + if (ptr) + { + memcpy(ret, ptr, old_size); + ll_aligned_free_16(ptr); + } + return ret; #endif } + #else // USE_TCMALLOC // ll_aligned_foo_16 are not needed with tcmalloc #define ll_aligned_malloc_16 malloc -- cgit v1.2.3 From ae127dc01ab10d407cf165ae2ad74060f65c1832 Mon Sep 17 00:00:00 2001 From: Oz Linden Date: Wed, 12 Sep 2012 18:37:11 -0400 Subject: increment version to 3.4.2 --- indra/llcommon/llversionviewer.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llversionviewer.h b/indra/llcommon/llversionviewer.h index bcc661a920..b12aa8826a 100644 --- a/indra/llcommon/llversionviewer.h +++ b/indra/llcommon/llversionviewer.h @@ -29,7 +29,7 @@ const S32 LL_VERSION_MAJOR = 3; const S32 LL_VERSION_MINOR = 4; -const S32 LL_VERSION_PATCH = 1; +const S32 LL_VERSION_PATCH = 2; const S32 LL_VERSION_BUILD = 0; const char * const LL_CHANNEL = "Second Life Developer"; -- cgit v1.2.3 From c69855f2333f9fb094e235b84d275d43fdeda3c3 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Mon, 1 Oct 2012 16:26:12 -0500 Subject: Only enable breakpad error handing if crash reporting is enabled --- indra/llcommon/llapp.cpp | 3 ++- indra/llcommon/llqueuedthread.cpp | 4 ++-- 2 files changed, 4 insertions(+), 3 deletions(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llapp.cpp b/indra/llcommon/llapp.cpp index ed192a9975..ca258900c7 100644 --- a/indra/llcommon/llapp.cpp +++ b/indra/llcommon/llapp.cpp @@ -289,6 +289,7 @@ void LLApp::setupErrorHandling() // occasionally checks to see if the app is in an error state, and sees if it needs to be run. #if LL_WINDOWS +#if LL_SEND_CRASH_REPORTS // This sets a callback to handle w32 signals to the console window. // The viewer shouldn't be affected, sicne its a windowed app. SetConsoleCtrlHandler( (PHANDLER_ROUTINE) ConsoleCtrlHandler, TRUE); @@ -300,7 +301,7 @@ void LLApp::setupErrorHandling() mExceptionHandler = new google_breakpad::ExceptionHandler( L"C:\\Temp\\", 0, windows_post_minidump_callback, 0, google_breakpad::ExceptionHandler::HANDLER_ALL); } - +#endif #else // // Start up signal handling. diff --git a/indra/llcommon/llqueuedthread.cpp b/indra/llcommon/llqueuedthread.cpp index 1738c16dea..abf47a0f57 100644 --- a/indra/llcommon/llqueuedthread.cpp +++ b/indra/llcommon/llqueuedthread.cpp @@ -134,8 +134,8 @@ S32 LLQueuedThread::updateQueue(F32 max_time_ms) pending = getPending(); if(pending > 0) { - unpause(); - } + unpause(); + } } else { -- cgit v1.2.3 From 05dbd7dafe0e060e82aeedb5404101367bd4c622 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Tue, 2 Oct 2012 16:06:14 -0500 Subject: Instrument debug builds on windows to help track down source of heap corruption --- indra/llcommon/llmemory.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index f37e8459ff..fd3b9d342a 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -27,6 +27,13 @@ #define LLMEMORY_H #include "llmemtype.h" + +#if LL_WINDOWS && LL_DEBUG +#define LL_CHECK_MEMORY llassert(_CrtCheckMemory()); +#else +#define LL_CHECK_MEMORY +#endif + inline void* ll_aligned_malloc( size_t size, int align ) { void* mem = malloc( size + (align - 1) + sizeof(void*) ); -- cgit v1.2.3 From 374f20edf09ff8194c715d190c114eaacac00bfe Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 3 Oct 2012 14:30:21 -0500 Subject: Fix non-thread-safe refcounting of LLHTTPClient::Responder and fix out-of-order deletion of LLTextureFetch on shutdown --- indra/llcommon/llthread.cpp | 35 +++++++++++++++++++++++++++-------- indra/llcommon/llthread.h | 30 +++++++++++++++++++++--------- 2 files changed, 48 insertions(+), 17 deletions(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llthread.cpp b/indra/llcommon/llthread.cpp index a6ad6b125c..c2fbb544a8 100644 --- a/indra/llcommon/llthread.cpp +++ b/indra/llcommon/llthread.cpp @@ -114,7 +114,7 @@ LLThread::LLThread(const std::string& name, apr_pool_t *poolp) : apr_pool_create(&mAPRPoolp, NULL); // Create a subpool for this thread } mRunCondition = new LLCondition(mAPRPoolp); - + mDataLock = new LLMutex(mAPRPoolp); mLocalAPRFilePoolp = NULL ; } @@ -173,7 +173,10 @@ void LLThread::shutdown() } delete mRunCondition; - mRunCondition = 0; + mRunCondition = NULL; + + delete mDataLock; + mDataLock = NULL; if (mIsLocalPool && mAPRPoolp) { @@ -242,28 +245,30 @@ bool LLThread::runCondition(void) // Stop thread execution if requested until unpaused. void LLThread::checkPause() { - mRunCondition->lock(); + mDataLock->lock(); // This is in a while loop because the pthread API allows for spurious wakeups. while(shouldSleep()) { + mDataLock->unlock(); mRunCondition->wait(); // unlocks mRunCondition + mDataLock->lock(); // mRunCondition is locked when the thread wakes up } - mRunCondition->unlock(); + mDataLock->unlock(); } //============================================================================ void LLThread::setQuitting() { - mRunCondition->lock(); + mDataLock->lock(); if (mStatus == RUNNING) { mStatus = QUITTING; } - mRunCondition->unlock(); + mDataLock->unlock(); wake(); } @@ -285,12 +290,12 @@ void LLThread::yield() void LLThread::wake() { - mRunCondition->lock(); + mDataLock->lock(); if(!shouldSleep()) { mRunCondition->signal(); } - mRunCondition->unlock(); + mDataLock->unlock(); } void LLThread::wakeLocked() @@ -481,6 +486,19 @@ LLThreadSafeRefCount::LLThreadSafeRefCount() : { } +LLThreadSafeRefCount::LLThreadSafeRefCount(const LLThreadSafeRefCount& src) +{ + if (sMutex) + { + sMutex->lock(); + } + mRef = 0; + if (sMutex) + { + sMutex->unlock(); + } +} + LLThreadSafeRefCount::~LLThreadSafeRefCount() { if (mRef != 0) @@ -489,6 +507,7 @@ LLThreadSafeRefCount::~LLThreadSafeRefCount() } } + //============================================================================ LLResponder::~LLResponder() diff --git a/indra/llcommon/llthread.h b/indra/llcommon/llthread.h index b52e70ab2e..892e144911 100644 --- a/indra/llcommon/llthread.h +++ b/indra/llcommon/llthread.h @@ -97,6 +97,7 @@ private: protected: std::string mName; LLCondition* mRunCondition; + LLMutex* mDataLock; apr_thread_t *mAPRThreadp; apr_pool_t *mAPRPoolp; @@ -122,15 +123,15 @@ protected: inline void unlockData(); // This is the predicate that decides whether the thread should sleep. - // It should only be called with mRunCondition locked, since the virtual runCondition() function may need to access + // It should only be called with mDataLock locked, since the virtual runCondition() function may need to access // data structures that are thread-unsafe. bool shouldSleep(void) { return (mStatus == RUNNING) && (isPaused() || (!runCondition())); } // To avoid spurious signals (and the associated context switches) when the condition may or may not have changed, you can do the following: - // mRunCondition->lock(); + // mDataLock->lock(); // if(!shouldSleep()) // mRunCondition->signal(); - // mRunCondition->unlock(); + // mDataLock->unlock(); }; //============================================================================ @@ -205,12 +206,12 @@ private: void LLThread::lockData() { - mRunCondition->lock(); + mDataLock->lock(); } void LLThread::unlockData() { - mRunCondition->unlock(); + mDataLock->unlock(); } @@ -227,15 +228,26 @@ public: private: static LLMutex* sMutex; -private: - LLThreadSafeRefCount(const LLThreadSafeRefCount&); // not implemented - LLThreadSafeRefCount&operator=(const LLThreadSafeRefCount&); // not implemented - protected: virtual ~LLThreadSafeRefCount(); // use unref() public: LLThreadSafeRefCount(); + LLThreadSafeRefCount(const LLThreadSafeRefCount&); + LLThreadSafeRefCount&operator=(const LLThreadSafeRefCount& ref) + { + if (sMutex) + { + sMutex->lock(); + } + mRef = 0; + if (sMutex) + { + sMutex->unlock(); + } + } + + void ref() { -- cgit v1.2.3 From 6b0fe3258a43159a0b2751cedae4d36bb9c09436 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 3 Oct 2012 16:02:22 -0500 Subject: Fix for mac/linux build --- indra/llcommon/llthread.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llthread.h b/indra/llcommon/llthread.h index 892e144911..115bf47553 100644 --- a/indra/llcommon/llthread.h +++ b/indra/llcommon/llthread.h @@ -234,7 +234,7 @@ protected: public: LLThreadSafeRefCount(); LLThreadSafeRefCount(const LLThreadSafeRefCount&); - LLThreadSafeRefCount&operator=(const LLThreadSafeRefCount& ref) + LLThreadSafeRefCount& operator=(const LLThreadSafeRefCount& ref) { if (sMutex) { @@ -245,6 +245,7 @@ public: { sMutex->unlock(); } + return *this; } -- cgit v1.2.3 From 572d4bc071578edb62a71d787a4c20124b755f16 Mon Sep 17 00:00:00 2001 From: William Todd Stinson Date: Thu, 11 Oct 2012 16:47:16 -0700 Subject: MAINT-1684: Attempt at correcting the linux crash on startup. Replacing the memory allocations and frees in the LLPrivateMemoryPool with aligned memory allocations and frees. --- indra/llcommon/llmemory.cpp | 31 ++++++++----------------------- 1 file changed, 8 insertions(+), 23 deletions(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llmemory.cpp b/indra/llcommon/llmemory.cpp index afaf366668..eaa7b58e08 100644 --- a/indra/llcommon/llmemory.cpp +++ b/indra/llcommon/llmemory.cpp @@ -252,21 +252,6 @@ U32 LLMemory::getAllocatedMemKB() return sAllocatedMemInKB ; } -void* ll_allocate (size_t size) -{ - if (size == 0) - { - llwarns << "Null allocation" << llendl; - } - void *p = malloc(size); - if (p == NULL) - { - LLMemory::freeReserve(); - llerrs << "Out of memory Error" << llendl; - } - return p; -} - //---------------------------------------------------------------------------- #if defined(LL_WINDOWS) @@ -1365,7 +1350,7 @@ char* LLPrivateMemoryPool::allocate(U32 size) //if the asked size larger than MAX_BLOCK_SIZE, fetch from heap directly, the pool does not manage it if(size >= CHUNK_SIZE) { - return (char*)malloc(size) ; + return (char*)ll_aligned_malloc_16(size) ; } char* p = NULL ; @@ -1422,7 +1407,7 @@ char* LLPrivateMemoryPool::allocate(U32 size) to_log = false ; } - return (char*)malloc(size) ; + return (char*)ll_aligned_malloc_16(size) ; } return p ; @@ -1441,7 +1426,7 @@ void LLPrivateMemoryPool::freeMem(void* addr) if(!chunk) { - free(addr) ; //release from heap + ll_aligned_free(addr) ; //release from heap } else { @@ -1565,7 +1550,7 @@ LLPrivateMemoryPool::LLMemoryChunk* LLPrivateMemoryPool::addChunk(S32 chunk_inde mReservedPoolSize += preferred_size + overhead ; - char* buffer = (char*)malloc(preferred_size + overhead) ; + char* buffer = (char*)ll_aligned_malloc_16(preferred_size + overhead) ; if(!buffer) { return NULL ; @@ -1633,7 +1618,7 @@ void LLPrivateMemoryPool::removeChunk(LLMemoryChunk* chunk) mReservedPoolSize -= chunk->getBufferSize() ; //release memory - free(chunk->getBuffer()) ; + ll_aligned_free(chunk->getBuffer()) ; } U16 LLPrivateMemoryPool::findHashKey(const char* addr) @@ -1977,7 +1962,7 @@ char* LLPrivateMemoryPoolManager::allocate(LLPrivateMemoryPool* poolp, U32 size, if(!poolp) { - p = (char*)malloc(size) ; + p = (char*)ll_aligned_malloc_16(size) ; } else { @@ -2006,7 +1991,7 @@ char* LLPrivateMemoryPoolManager::allocate(LLPrivateMemoryPool* poolp, U32 size) } else { - return (char*)malloc(size) ; + return (char*)ll_aligned_malloc_16(size) ; } } #endif @@ -2031,7 +2016,7 @@ void LLPrivateMemoryPoolManager::freeMem(LLPrivateMemoryPool* poolp, void* addr { if(!sPrivatePoolEnabled) { - free(addr) ; //private pool is disabled. + ll_aligned_free(addr) ; //private pool is disabled. } else if(!sInstance) //the private memory manager is destroyed, try the dangling list { -- cgit v1.2.3 From e1bc3cb096414493203763301314566709cff8bd Mon Sep 17 00:00:00 2001 From: William Todd Stinson Date: Thu, 11 Oct 2012 18:25:13 -0700 Subject: MAINT-1684: Correcting the calls to ll_aligned_free() which should have actually been to ll_aligned_free_16(). --- indra/llcommon/llmemory.cpp | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llmemory.cpp b/indra/llcommon/llmemory.cpp index eaa7b58e08..70ad10ad55 100644 --- a/indra/llcommon/llmemory.cpp +++ b/indra/llcommon/llmemory.cpp @@ -1426,7 +1426,7 @@ void LLPrivateMemoryPool::freeMem(void* addr) if(!chunk) { - ll_aligned_free(addr) ; //release from heap + ll_aligned_free_16(addr) ; //release from heap } else { @@ -1618,7 +1618,7 @@ void LLPrivateMemoryPool::removeChunk(LLMemoryChunk* chunk) mReservedPoolSize -= chunk->getBufferSize() ; //release memory - ll_aligned_free(chunk->getBuffer()) ; + ll_aligned_free_16(chunk->getBuffer()) ; } U16 LLPrivateMemoryPool::findHashKey(const char* addr) @@ -2016,7 +2016,7 @@ void LLPrivateMemoryPoolManager::freeMem(LLPrivateMemoryPool* poolp, void* addr { if(!sPrivatePoolEnabled) { - ll_aligned_free(addr) ; //private pool is disabled. + ll_aligned_free_16(addr) ; //private pool is disabled. } else if(!sInstance) //the private memory manager is destroyed, try the dangling list { -- cgit v1.2.3 From 11017315e6f0cdcc247a875e41d027beac8df764 Mon Sep 17 00:00:00 2001 From: William Todd Stinson Date: Thu, 18 Oct 2012 17:36:57 -0700 Subject: MAINT-1753: Correcting behavior of ll_aligned_realloc_16() on Linux to avoid memory corruption in the case that the new memory size requested is smaller than the old memory size. Also, adding check to ensure that the aligned malloc returns a non-null value before memcopying. --- indra/llcommon/llmemory.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h index 40cde485cf..10013e0f92 100644 --- a/indra/llcommon/llmemory.h +++ b/indra/llcommon/llmemory.h @@ -87,7 +87,11 @@ inline void* ll_aligned_realloc_16(void* ptr, size_t size, size_t old_size) // r void* ret = ll_aligned_malloc_16(size); if (ptr) { - memcpy(ret, ptr, old_size); + if (ret) + { + // Only copy the size of the smallest memory block to avoid memory corruption. + memcpy(ret, ptr, llmin(old_size, size)); + } ll_aligned_free_16(ptr); } return ret; -- cgit v1.2.3 From 5f4d1d804622572d02063d5712e6f5be68752e8d Mon Sep 17 00:00:00 2001 From: Oz Linden Date: Mon, 5 Nov 2012 14:54:50 -0500 Subject: increment version to 3.4.3 --- indra/llcommon/llversionviewer.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/llcommon') diff --git a/indra/llcommon/llversionviewer.h b/indra/llcommon/llversionviewer.h index b12aa8826a..91008eb5d6 100644 --- a/indra/llcommon/llversionviewer.h +++ b/indra/llcommon/llversionviewer.h @@ -29,7 +29,7 @@ const S32 LL_VERSION_MAJOR = 3; const S32 LL_VERSION_MINOR = 4; -const S32 LL_VERSION_PATCH = 2; +const S32 LL_VERSION_PATCH = 3; const S32 LL_VERSION_BUILD = 0; const char * const LL_CHANNEL = "Second Life Developer"; -- cgit v1.2.3