Alloc failed的问题
程序运行的时候打印窗口一直显示：AtlasSurfaceHeapManager::Alloc failed, Heap Node
有谁遇到过这种问题啊？是什么原因导致的啊？
[解决办法]
分配内存失败 检查代码
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/****malloc.c - Get a block of memory from the heap** Copyright (c) 1989-1997, Microsoft Corporation. All rights reserved.**Purpose:* Defines the malloc() function.********************************************************************************/#include <cruntime.h>#include <malloc.h>#include <internal.h>#include <mtdll.h>#include <dbgint.h>#ifdef WINHEAP#include <windows.h>#include <winheap.h>#else /* WINHEAP */#include <heap.h>#endif /* WINHEAP */extern int _newmode; /* malloc new() handler mode *//****void *malloc(size_t size) - Get a block of memory from the heap**Purpose:* Allocate of block of memory of at least size bytes from the heap and* return a pointer to it.** Calls the new appropriate new handler (if installed).**Entry:* size_t size - size of block requested**Exit:* Success: Pointer to memory block* Failure: NULL (or some error value)**Uses:**Exceptions:********************************************************************************/void * __cdecl _malloc_base (size_t size){ return _nh_malloc_base(size, _newmode);}/****void *_nh_malloc_base(size_t size) - Get a block of memory from the heap**Purpose:* Allocate of block of memory of at least size bytes from the heap and* return a pointer to it.** Calls the appropriate new handler (if installed).** There are two distinct new handler schemes supported. The 'new' ANSI* C++ scheme overrides the 'old' scheme when it is activated. A value of* _NOPTH for the 'new' handler indicates that it is inactivated and the* 'old' handler is then called.**Entry:* size_t size - size of block requested**Exit:* Success: Pointer to memory block* Failure: NULL (or some error value)**Uses:**Exceptions:********************************************************************************/void * __cdecl _nh_malloc_base (size_t size, int nhFlag){ void * pvReturn; // validate size if (size > _HEAP_MAXREQ) return NULL;#ifndef WINHEAP /* round requested size */ size = _ROUND2(size, _GRANULARITY);#endif /* WINHEAP */ for (;;) { // allocate memory block if (size <= _HEAP_MAXREQ) pvReturn = _heap_alloc_base(size); else pvReturn = NULL; // if successful allocation, return pointer to memory // if new handling turned off altogether, return NULL if (pvReturn || nhFlag == 0) return pvReturn; // call installed new handler if (!_callnewh(size)) return NULL; // new handler was successful -- try to allocate again }}/****void *_heap_alloc_base(size_t size) - does actual allocation**Purpose:* Same as malloc() except the new handler is not called.**Entry:* See malloc**Exit:* See malloc**Exceptions:********************************************************************************/void * __cdecl _heap_alloc_base (size_t size){#ifdef WINHEAP void * pvReturn;#else /* WINHEAP */ _PBLKDESC pdesc; _PBLKDESC pdesc2;#endif /* WINHEAP */#ifdef WINHEAP if (size <= __sbh_threshold) { _mlock(_HEAP_LOCK); pvReturn = __sbh_alloc_block(size); _munlock(_HEAP_LOCK); if (pvReturn) return pvReturn; } if (size == 0) size = 1; size = (size + BYTES_PER_PARA - 1) & ~(BYTES_PER_PARA - 1); return HeapAlloc(_crtheap, 0, size);}#else /* WINHEAP */ /* try to find a big enough free block */ if ( (pdesc = _heap_search(size)) == NULL ) { if ( _heap_grow(size) != -1 ) { /* try finding a big enough free block again. the * success of the call to _heap_grow should guarantee * it, but... */ if ( (pdesc = _heap_search(size)) == NULL ) { /* something unexpected, and very bad, has * happened. abort! */ _heap_abort(); } } else return NULL; } /* carve the block into two pieces (if necessary). the first piece * shall be of the exact requested size, marked inuse and returned to * the caller. the leftover piece is to be marked free. */ if ( _BLKSIZE(pdesc) != size ) { /* split up the block and free the leftover piece back to * the heap */ if ( (pdesc2 = _heap_split_block(pdesc, size)) != NULL ) _SET_FREE(pdesc2); } /* mark pdesc inuse */ _SET_INUSE(pdesc); /* check proverdesc and reset, if necessary */ _heap_desc.proverdesc = pdesc->pnextdesc; return( (void *)((char *)_ADDRESS(pdesc) + _HDRSIZE) );}/****_PBLKDESC _heap_split_block(pdesc, newsize) - split a heap allocation block* into two allocation blocks**Purpose:* Split the allocation block described by pdesc into two blocks, the* first one being of newsize bytes.** Notes: It is caller's responsibilty to set the status (i.e., free* or inuse) of the two new blocks, and to check and reset proverdesc* if necessary. See Exceptions (below) for additional requirements.**Entry:* _PBLKDESC pdesc - pointer to the allocation block descriptor* size_t newsize - size for the first of the two sub-blocks (i.e.,* (i.e., newsize == _BLKSIZE(pdesc), on exit)**Exit:* If successful, return a pointer to the descriptor for the leftover* block.* Otherwise, return NULL.**Exceptions:* It is assumed pdesc points to a valid allocation block descriptor and* newsize is a valid heap block size as is (i.e., WITHOUT rounding). If* either of these of assumption is violated, _heap_split_block() will* likely corrupt the heap. Note also that _heap_split_block will simply* return to the caller if newsize >= _BLKSIZE(pdesc), on entry.********************************************************************************/_PBLKDESC __cdecl _heap_split_block ( REG1 _PBLKDESC pdesc, size_t newsize ){ REG2 _PBLKDESC pdesc2; _ASSERTE((_heap_split_block: bad pdesc arg, _CHECK_PDESC(pdesc))); _ASSERTE((_heap_split_block: bad newsize arg, _ROUND2(newsize,_GRANULARITY) == newsize)); /* carve the block into two pieces (if possible). the first piece * is to be exactly newsize bytes. */ if ( (_BLKSIZE(pdesc) > newsize) && ((pdesc2 = __getempty()) != NULL) ) { /* set it up to manage the second piece and link it in to * the list */ pdesc2->pblock = (void *)((char *)_ADDRESS(pdesc) + newsize + _HDRSIZE); *(void **)(pdesc2->pblock) = pdesc2; pdesc2->pnextdesc = pdesc->pnextdesc; pdesc->pnextdesc = pdesc2; return pdesc2; } return NULL;}#endif /* WINHEAP */
[解决办法]
AtlasSurfaceHeapManager::Alloc failed, Heap Node
这段信息是app打出来的，还是driver打出来的。
如果是driver，用source insight建个工程，找到打印出它的代码再分析问题。
看提示信息，是在堆上分配内存失败了吧。
[解决办法]
显示的是这个么“AtlasSurfaceHeapManager:”
查不到 写错了？