1bc36eafdSMike Gerdts /******************************************************************************
2bc36eafdSMike Gerdts *
3bc36eafdSMike Gerdts * Module Name: uttrack - Memory allocation tracking routines (debug only)
4bc36eafdSMike Gerdts *
5bc36eafdSMike Gerdts *****************************************************************************/
6bc36eafdSMike Gerdts
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12bc36eafdSMike Gerdts * All rights reserved.
13bc36eafdSMike Gerdts *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
119bc36eafdSMike Gerdts * Redistribution and use in source and binary forms, with or without
120bc36eafdSMike Gerdts * modification, are permitted provided that the following conditions
121bc36eafdSMike Gerdts * are met:
122bc36eafdSMike Gerdts * 1. Redistributions of source code must retain the above copyright
123bc36eafdSMike Gerdts * notice, this list of conditions, and the following disclaimer,
124bc36eafdSMike Gerdts * without modification.
125bc36eafdSMike Gerdts * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126bc36eafdSMike Gerdts * substantially similar to the "NO WARRANTY" disclaimer below
127bc36eafdSMike Gerdts * ("Disclaimer") and any redistribution must be conditioned upon
128bc36eafdSMike Gerdts * including a substantially similar Disclaimer requirement for further
129bc36eafdSMike Gerdts * binary redistribution.
130bc36eafdSMike Gerdts * 3. Neither the names of the above-listed copyright holders nor the names
131bc36eafdSMike Gerdts * of any contributors may be used to endorse or promote products derived
132bc36eafdSMike Gerdts * from this software without specific prior written permission.
133bc36eafdSMike Gerdts *
134*35786f68SRobert Mustacchi * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135*35786f68SRobert Mustacchi * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137*35786f68SRobert Mustacchi * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147bc36eafdSMike Gerdts * GNU General Public License ("GPL") version 2 as published by the Free
148bc36eafdSMike Gerdts * Software Foundation.
149bc36eafdSMike Gerdts *
150*35786f68SRobert Mustacchi *****************************************************************************/
151bc36eafdSMike Gerdts
152bc36eafdSMike Gerdts /*
153bc36eafdSMike Gerdts * These procedures are used for tracking memory leaks in the subsystem, and
154bc36eafdSMike Gerdts * they get compiled out when the ACPI_DBG_TRACK_ALLOCATIONS is not set.
155bc36eafdSMike Gerdts *
156bc36eafdSMike Gerdts * Each memory allocation is tracked via a doubly linked list. Each
157bc36eafdSMike Gerdts * element contains the caller's component, module name, function name, and
158bc36eafdSMike Gerdts * line number. AcpiUtAllocate and AcpiUtAllocateZeroed call
159bc36eafdSMike Gerdts * AcpiUtTrackAllocation to add an element to the list; deletion
160bc36eafdSMike Gerdts * occurs in the body of AcpiUtFree.
161bc36eafdSMike Gerdts */
162bc36eafdSMike Gerdts
163bc36eafdSMike Gerdts #include "acpi.h"
164bc36eafdSMike Gerdts #include "accommon.h"
165bc36eafdSMike Gerdts
166bc36eafdSMike Gerdts #ifdef ACPI_DBG_TRACK_ALLOCATIONS
167bc36eafdSMike Gerdts
168bc36eafdSMike Gerdts #define _COMPONENT ACPI_UTILITIES
169bc36eafdSMike Gerdts ACPI_MODULE_NAME ("uttrack")
170bc36eafdSMike Gerdts
171bc36eafdSMike Gerdts
172bc36eafdSMike Gerdts /* Local prototypes */
173bc36eafdSMike Gerdts
174bc36eafdSMike Gerdts static ACPI_DEBUG_MEM_BLOCK *
175bc36eafdSMike Gerdts AcpiUtFindAllocation (
176bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Allocation);
177bc36eafdSMike Gerdts
178bc36eafdSMike Gerdts static ACPI_STATUS
179bc36eafdSMike Gerdts AcpiUtTrackAllocation (
180bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Address,
181bc36eafdSMike Gerdts ACPI_SIZE Size,
182bc36eafdSMike Gerdts UINT8 AllocType,
183bc36eafdSMike Gerdts UINT32 Component,
184bc36eafdSMike Gerdts const char *Module,
185bc36eafdSMike Gerdts UINT32 Line);
186bc36eafdSMike Gerdts
187bc36eafdSMike Gerdts static ACPI_STATUS
188bc36eafdSMike Gerdts AcpiUtRemoveAllocation (
189bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Address,
190bc36eafdSMike Gerdts UINT32 Component,
191bc36eafdSMike Gerdts const char *Module,
192bc36eafdSMike Gerdts UINT32 Line);
193bc36eafdSMike Gerdts
194bc36eafdSMike Gerdts
195bc36eafdSMike Gerdts /*******************************************************************************
196bc36eafdSMike Gerdts *
197bc36eafdSMike Gerdts * FUNCTION: AcpiUtCreateList
198bc36eafdSMike Gerdts *
199bc36eafdSMike Gerdts * PARAMETERS: CacheName - Ascii name for the cache
200bc36eafdSMike Gerdts * ObjectSize - Size of each cached object
201bc36eafdSMike Gerdts * ReturnCache - Where the new cache object is returned
202bc36eafdSMike Gerdts *
203bc36eafdSMike Gerdts * RETURN: Status
204bc36eafdSMike Gerdts *
205bc36eafdSMike Gerdts * DESCRIPTION: Create a local memory list for tracking purposed
206bc36eafdSMike Gerdts *
207bc36eafdSMike Gerdts ******************************************************************************/
208bc36eafdSMike Gerdts
209bc36eafdSMike Gerdts ACPI_STATUS
AcpiUtCreateList(const char * ListName,UINT16 ObjectSize,ACPI_MEMORY_LIST ** ReturnCache)210bc36eafdSMike Gerdts AcpiUtCreateList (
211bc36eafdSMike Gerdts const char *ListName,
212bc36eafdSMike Gerdts UINT16 ObjectSize,
213bc36eafdSMike Gerdts ACPI_MEMORY_LIST **ReturnCache)
214bc36eafdSMike Gerdts {
215bc36eafdSMike Gerdts ACPI_MEMORY_LIST *Cache;
216bc36eafdSMike Gerdts
217bc36eafdSMike Gerdts
218*35786f68SRobert Mustacchi Cache = AcpiOsAllocateZeroed (sizeof (ACPI_MEMORY_LIST));
219bc36eafdSMike Gerdts if (!Cache)
220bc36eafdSMike Gerdts {
221bc36eafdSMike Gerdts return (AE_NO_MEMORY);
222bc36eafdSMike Gerdts }
223bc36eafdSMike Gerdts
224bc36eafdSMike Gerdts Cache->ListName = ListName;
225bc36eafdSMike Gerdts Cache->ObjectSize = ObjectSize;
226bc36eafdSMike Gerdts
227bc36eafdSMike Gerdts *ReturnCache = Cache;
228bc36eafdSMike Gerdts return (AE_OK);
229bc36eafdSMike Gerdts }
230bc36eafdSMike Gerdts
231bc36eafdSMike Gerdts
232bc36eafdSMike Gerdts /*******************************************************************************
233bc36eafdSMike Gerdts *
234bc36eafdSMike Gerdts * FUNCTION: AcpiUtAllocateAndTrack
235bc36eafdSMike Gerdts *
236bc36eafdSMike Gerdts * PARAMETERS: Size - Size of the allocation
237bc36eafdSMike Gerdts * Component - Component type of caller
238bc36eafdSMike Gerdts * Module - Source file name of caller
239bc36eafdSMike Gerdts * Line - Line number of caller
240bc36eafdSMike Gerdts *
241bc36eafdSMike Gerdts * RETURN: Address of the allocated memory on success, NULL on failure.
242bc36eafdSMike Gerdts *
243bc36eafdSMike Gerdts * DESCRIPTION: The subsystem's equivalent of malloc.
244bc36eafdSMike Gerdts *
245bc36eafdSMike Gerdts ******************************************************************************/
246bc36eafdSMike Gerdts
247bc36eafdSMike Gerdts void *
AcpiUtAllocateAndTrack(ACPI_SIZE Size,UINT32 Component,const char * Module,UINT32 Line)248bc36eafdSMike Gerdts AcpiUtAllocateAndTrack (
249bc36eafdSMike Gerdts ACPI_SIZE Size,
250bc36eafdSMike Gerdts UINT32 Component,
251bc36eafdSMike Gerdts const char *Module,
252bc36eafdSMike Gerdts UINT32 Line)
253bc36eafdSMike Gerdts {
254bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Allocation;
255bc36eafdSMike Gerdts ACPI_STATUS Status;
256bc36eafdSMike Gerdts
257bc36eafdSMike Gerdts
258bc36eafdSMike Gerdts /* Check for an inadvertent size of zero bytes */
259bc36eafdSMike Gerdts
260bc36eafdSMike Gerdts if (!Size)
261bc36eafdSMike Gerdts {
262bc36eafdSMike Gerdts ACPI_WARNING ((Module, Line,
263bc36eafdSMike Gerdts "Attempt to allocate zero bytes, allocating 1 byte"));
264bc36eafdSMike Gerdts Size = 1;
265bc36eafdSMike Gerdts }
266bc36eafdSMike Gerdts
267bc36eafdSMike Gerdts Allocation = AcpiOsAllocate (Size + sizeof (ACPI_DEBUG_MEM_HEADER));
268bc36eafdSMike Gerdts if (!Allocation)
269bc36eafdSMike Gerdts {
270bc36eafdSMike Gerdts /* Report allocation error */
271bc36eafdSMike Gerdts
272bc36eafdSMike Gerdts ACPI_WARNING ((Module, Line,
273bc36eafdSMike Gerdts "Could not allocate size %u", (UINT32) Size));
274bc36eafdSMike Gerdts
275bc36eafdSMike Gerdts return (NULL);
276bc36eafdSMike Gerdts }
277bc36eafdSMike Gerdts
278bc36eafdSMike Gerdts Status = AcpiUtTrackAllocation (
279bc36eafdSMike Gerdts Allocation, Size, ACPI_MEM_MALLOC, Component, Module, Line);
280bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
281bc36eafdSMike Gerdts {
282bc36eafdSMike Gerdts AcpiOsFree (Allocation);
283bc36eafdSMike Gerdts return (NULL);
284bc36eafdSMike Gerdts }
285bc36eafdSMike Gerdts
286bc36eafdSMike Gerdts AcpiGbl_GlobalList->TotalAllocated++;
287bc36eafdSMike Gerdts AcpiGbl_GlobalList->TotalSize += (UINT32) Size;
288bc36eafdSMike Gerdts AcpiGbl_GlobalList->CurrentTotalSize += (UINT32) Size;
289bc36eafdSMike Gerdts
290bc36eafdSMike Gerdts if (AcpiGbl_GlobalList->CurrentTotalSize >
291bc36eafdSMike Gerdts AcpiGbl_GlobalList->MaxOccupied)
292bc36eafdSMike Gerdts {
293bc36eafdSMike Gerdts AcpiGbl_GlobalList->MaxOccupied =
294bc36eafdSMike Gerdts AcpiGbl_GlobalList->CurrentTotalSize;
295bc36eafdSMike Gerdts }
296bc36eafdSMike Gerdts
297bc36eafdSMike Gerdts return ((void *) &Allocation->UserSpace);
298bc36eafdSMike Gerdts }
299bc36eafdSMike Gerdts
300bc36eafdSMike Gerdts
301bc36eafdSMike Gerdts /*******************************************************************************
302bc36eafdSMike Gerdts *
303bc36eafdSMike Gerdts * FUNCTION: AcpiUtAllocateZeroedAndTrack
304bc36eafdSMike Gerdts *
305bc36eafdSMike Gerdts * PARAMETERS: Size - Size of the allocation
306bc36eafdSMike Gerdts * Component - Component type of caller
307bc36eafdSMike Gerdts * Module - Source file name of caller
308bc36eafdSMike Gerdts * Line - Line number of caller
309bc36eafdSMike Gerdts *
310bc36eafdSMike Gerdts * RETURN: Address of the allocated memory on success, NULL on failure.
311bc36eafdSMike Gerdts *
312bc36eafdSMike Gerdts * DESCRIPTION: Subsystem equivalent of calloc.
313bc36eafdSMike Gerdts *
314bc36eafdSMike Gerdts ******************************************************************************/
315bc36eafdSMike Gerdts
316bc36eafdSMike Gerdts void *
AcpiUtAllocateZeroedAndTrack(ACPI_SIZE Size,UINT32 Component,const char * Module,UINT32 Line)317bc36eafdSMike Gerdts AcpiUtAllocateZeroedAndTrack (
318bc36eafdSMike Gerdts ACPI_SIZE Size,
319bc36eafdSMike Gerdts UINT32 Component,
320bc36eafdSMike Gerdts const char *Module,
321bc36eafdSMike Gerdts UINT32 Line)
322bc36eafdSMike Gerdts {
323bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Allocation;
324bc36eafdSMike Gerdts ACPI_STATUS Status;
325bc36eafdSMike Gerdts
326bc36eafdSMike Gerdts
327bc36eafdSMike Gerdts /* Check for an inadvertent size of zero bytes */
328bc36eafdSMike Gerdts
329bc36eafdSMike Gerdts if (!Size)
330bc36eafdSMike Gerdts {
331bc36eafdSMike Gerdts ACPI_WARNING ((Module, Line,
332bc36eafdSMike Gerdts "Attempt to allocate zero bytes, allocating 1 byte"));
333bc36eafdSMike Gerdts Size = 1;
334bc36eafdSMike Gerdts }
335bc36eafdSMike Gerdts
336bc36eafdSMike Gerdts Allocation = AcpiOsAllocateZeroed (
337bc36eafdSMike Gerdts Size + sizeof (ACPI_DEBUG_MEM_HEADER));
338bc36eafdSMike Gerdts if (!Allocation)
339bc36eafdSMike Gerdts {
340bc36eafdSMike Gerdts /* Report allocation error */
341bc36eafdSMike Gerdts
342bc36eafdSMike Gerdts ACPI_ERROR ((Module, Line,
343bc36eafdSMike Gerdts "Could not allocate size %u", (UINT32) Size));
344bc36eafdSMike Gerdts return (NULL);
345bc36eafdSMike Gerdts }
346bc36eafdSMike Gerdts
347bc36eafdSMike Gerdts Status = AcpiUtTrackAllocation (Allocation, Size,
348bc36eafdSMike Gerdts ACPI_MEM_CALLOC, Component, Module, Line);
349bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
350bc36eafdSMike Gerdts {
351bc36eafdSMike Gerdts AcpiOsFree (Allocation);
352bc36eafdSMike Gerdts return (NULL);
353bc36eafdSMike Gerdts }
354bc36eafdSMike Gerdts
355bc36eafdSMike Gerdts AcpiGbl_GlobalList->TotalAllocated++;
356bc36eafdSMike Gerdts AcpiGbl_GlobalList->TotalSize += (UINT32) Size;
357bc36eafdSMike Gerdts AcpiGbl_GlobalList->CurrentTotalSize += (UINT32) Size;
358bc36eafdSMike Gerdts
359bc36eafdSMike Gerdts if (AcpiGbl_GlobalList->CurrentTotalSize >
360bc36eafdSMike Gerdts AcpiGbl_GlobalList->MaxOccupied)
361bc36eafdSMike Gerdts {
362bc36eafdSMike Gerdts AcpiGbl_GlobalList->MaxOccupied =
363bc36eafdSMike Gerdts AcpiGbl_GlobalList->CurrentTotalSize;
364bc36eafdSMike Gerdts }
365bc36eafdSMike Gerdts
366bc36eafdSMike Gerdts return ((void *) &Allocation->UserSpace);
367bc36eafdSMike Gerdts }
368bc36eafdSMike Gerdts
369bc36eafdSMike Gerdts
370bc36eafdSMike Gerdts /*******************************************************************************
371bc36eafdSMike Gerdts *
372bc36eafdSMike Gerdts * FUNCTION: AcpiUtFreeAndTrack
373bc36eafdSMike Gerdts *
374bc36eafdSMike Gerdts * PARAMETERS: Allocation - Address of the memory to deallocate
375bc36eafdSMike Gerdts * Component - Component type of caller
376bc36eafdSMike Gerdts * Module - Source file name of caller
377bc36eafdSMike Gerdts * Line - Line number of caller
378bc36eafdSMike Gerdts *
379bc36eafdSMike Gerdts * RETURN: None
380bc36eafdSMike Gerdts *
381bc36eafdSMike Gerdts * DESCRIPTION: Frees the memory at Allocation
382bc36eafdSMike Gerdts *
383bc36eafdSMike Gerdts ******************************************************************************/
384bc36eafdSMike Gerdts
385bc36eafdSMike Gerdts void
AcpiUtFreeAndTrack(void * Allocation,UINT32 Component,const char * Module,UINT32 Line)386bc36eafdSMike Gerdts AcpiUtFreeAndTrack (
387bc36eafdSMike Gerdts void *Allocation,
388bc36eafdSMike Gerdts UINT32 Component,
389bc36eafdSMike Gerdts const char *Module,
390bc36eafdSMike Gerdts UINT32 Line)
391bc36eafdSMike Gerdts {
392bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *DebugBlock;
393bc36eafdSMike Gerdts ACPI_STATUS Status;
394bc36eafdSMike Gerdts
395bc36eafdSMike Gerdts
396bc36eafdSMike Gerdts ACPI_FUNCTION_TRACE_PTR (UtFree, Allocation);
397bc36eafdSMike Gerdts
398bc36eafdSMike Gerdts
399bc36eafdSMike Gerdts if (NULL == Allocation)
400bc36eafdSMike Gerdts {
401bc36eafdSMike Gerdts ACPI_ERROR ((Module, Line,
402bc36eafdSMike Gerdts "Attempt to delete a NULL address"));
403bc36eafdSMike Gerdts
404bc36eafdSMike Gerdts return_VOID;
405bc36eafdSMike Gerdts }
406bc36eafdSMike Gerdts
407bc36eafdSMike Gerdts DebugBlock = ACPI_CAST_PTR (ACPI_DEBUG_MEM_BLOCK,
408bc36eafdSMike Gerdts (((char *) Allocation) - sizeof (ACPI_DEBUG_MEM_HEADER)));
409bc36eafdSMike Gerdts
410bc36eafdSMike Gerdts AcpiGbl_GlobalList->TotalFreed++;
411bc36eafdSMike Gerdts AcpiGbl_GlobalList->CurrentTotalSize -= DebugBlock->Size;
412bc36eafdSMike Gerdts
413bc36eafdSMike Gerdts Status = AcpiUtRemoveAllocation (DebugBlock, Component, Module, Line);
414bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
415bc36eafdSMike Gerdts {
416bc36eafdSMike Gerdts ACPI_EXCEPTION ((AE_INFO, Status, "Could not free memory"));
417bc36eafdSMike Gerdts }
418bc36eafdSMike Gerdts
419bc36eafdSMike Gerdts AcpiOsFree (DebugBlock);
420bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p freed (block %p)\n",
421bc36eafdSMike Gerdts Allocation, DebugBlock));
422bc36eafdSMike Gerdts return_VOID;
423bc36eafdSMike Gerdts }
424bc36eafdSMike Gerdts
425bc36eafdSMike Gerdts
426bc36eafdSMike Gerdts /*******************************************************************************
427bc36eafdSMike Gerdts *
428bc36eafdSMike Gerdts * FUNCTION: AcpiUtFindAllocation
429bc36eafdSMike Gerdts *
430bc36eafdSMike Gerdts * PARAMETERS: Allocation - Address of allocated memory
431bc36eafdSMike Gerdts *
432bc36eafdSMike Gerdts * RETURN: Three cases:
433bc36eafdSMike Gerdts * 1) List is empty, NULL is returned.
434bc36eafdSMike Gerdts * 2) Element was found. Returns Allocation parameter.
435bc36eafdSMike Gerdts * 3) Element was not found. Returns position where it should be
436bc36eafdSMike Gerdts * inserted into the list.
437bc36eafdSMike Gerdts *
438bc36eafdSMike Gerdts * DESCRIPTION: Searches for an element in the global allocation tracking list.
439bc36eafdSMike Gerdts * If the element is not found, returns the location within the
440bc36eafdSMike Gerdts * list where the element should be inserted.
441bc36eafdSMike Gerdts *
442bc36eafdSMike Gerdts * Note: The list is ordered by larger-to-smaller addresses.
443bc36eafdSMike Gerdts *
444bc36eafdSMike Gerdts * This global list is used to detect memory leaks in ACPICA as
445bc36eafdSMike Gerdts * well as other issues such as an attempt to release the same
446bc36eafdSMike Gerdts * internal object more than once. Although expensive as far
447bc36eafdSMike Gerdts * as cpu time, this list is much more helpful for finding these
448bc36eafdSMike Gerdts * types of issues than using memory leak detectors outside of
449bc36eafdSMike Gerdts * the ACPICA code.
450bc36eafdSMike Gerdts *
451bc36eafdSMike Gerdts ******************************************************************************/
452bc36eafdSMike Gerdts
453bc36eafdSMike Gerdts static ACPI_DEBUG_MEM_BLOCK *
AcpiUtFindAllocation(ACPI_DEBUG_MEM_BLOCK * Allocation)454bc36eafdSMike Gerdts AcpiUtFindAllocation (
455bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Allocation)
456bc36eafdSMike Gerdts {
457bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Element;
458bc36eafdSMike Gerdts
459bc36eafdSMike Gerdts
460bc36eafdSMike Gerdts Element = AcpiGbl_GlobalList->ListHead;
461bc36eafdSMike Gerdts if (!Element)
462bc36eafdSMike Gerdts {
463bc36eafdSMike Gerdts return (NULL);
464bc36eafdSMike Gerdts }
465bc36eafdSMike Gerdts
466bc36eafdSMike Gerdts /*
467bc36eafdSMike Gerdts * Search for the address.
468bc36eafdSMike Gerdts *
469bc36eafdSMike Gerdts * Note: List is ordered by larger-to-smaller addresses, on the
470bc36eafdSMike Gerdts * assumption that a new allocation usually has a larger address
471bc36eafdSMike Gerdts * than previous allocations.
472bc36eafdSMike Gerdts */
473bc36eafdSMike Gerdts while (Element > Allocation)
474bc36eafdSMike Gerdts {
475bc36eafdSMike Gerdts /* Check for end-of-list */
476bc36eafdSMike Gerdts
477bc36eafdSMike Gerdts if (!Element->Next)
478bc36eafdSMike Gerdts {
479bc36eafdSMike Gerdts return (Element);
480bc36eafdSMike Gerdts }
481bc36eafdSMike Gerdts
482bc36eafdSMike Gerdts Element = Element->Next;
483bc36eafdSMike Gerdts }
484bc36eafdSMike Gerdts
485bc36eafdSMike Gerdts if (Element == Allocation)
486bc36eafdSMike Gerdts {
487bc36eafdSMike Gerdts return (Element);
488bc36eafdSMike Gerdts }
489bc36eafdSMike Gerdts
490bc36eafdSMike Gerdts return (Element->Previous);
491bc36eafdSMike Gerdts }
492bc36eafdSMike Gerdts
493bc36eafdSMike Gerdts
494bc36eafdSMike Gerdts /*******************************************************************************
495bc36eafdSMike Gerdts *
496bc36eafdSMike Gerdts * FUNCTION: AcpiUtTrackAllocation
497bc36eafdSMike Gerdts *
498bc36eafdSMike Gerdts * PARAMETERS: Allocation - Address of allocated memory
499bc36eafdSMike Gerdts * Size - Size of the allocation
500bc36eafdSMike Gerdts * AllocType - MEM_MALLOC or MEM_CALLOC
501bc36eafdSMike Gerdts * Component - Component type of caller
502bc36eafdSMike Gerdts * Module - Source file name of caller
503bc36eafdSMike Gerdts * Line - Line number of caller
504bc36eafdSMike Gerdts *
505bc36eafdSMike Gerdts * RETURN: Status
506bc36eafdSMike Gerdts *
507bc36eafdSMike Gerdts * DESCRIPTION: Inserts an element into the global allocation tracking list.
508bc36eafdSMike Gerdts *
509bc36eafdSMike Gerdts ******************************************************************************/
510bc36eafdSMike Gerdts
511bc36eafdSMike Gerdts static ACPI_STATUS
AcpiUtTrackAllocation(ACPI_DEBUG_MEM_BLOCK * Allocation,ACPI_SIZE Size,UINT8 AllocType,UINT32 Component,const char * Module,UINT32 Line)512bc36eafdSMike Gerdts AcpiUtTrackAllocation (
513bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Allocation,
514bc36eafdSMike Gerdts ACPI_SIZE Size,
515bc36eafdSMike Gerdts UINT8 AllocType,
516bc36eafdSMike Gerdts UINT32 Component,
517bc36eafdSMike Gerdts const char *Module,
518bc36eafdSMike Gerdts UINT32 Line)
519bc36eafdSMike Gerdts {
520bc36eafdSMike Gerdts ACPI_MEMORY_LIST *MemList;
521bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Element;
522bc36eafdSMike Gerdts ACPI_STATUS Status = AE_OK;
523bc36eafdSMike Gerdts
524bc36eafdSMike Gerdts
525bc36eafdSMike Gerdts ACPI_FUNCTION_TRACE_PTR (UtTrackAllocation, Allocation);
526bc36eafdSMike Gerdts
527bc36eafdSMike Gerdts
528bc36eafdSMike Gerdts if (AcpiGbl_DisableMemTracking)
529bc36eafdSMike Gerdts {
530bc36eafdSMike Gerdts return_ACPI_STATUS (AE_OK);
531bc36eafdSMike Gerdts }
532bc36eafdSMike Gerdts
533bc36eafdSMike Gerdts MemList = AcpiGbl_GlobalList;
534bc36eafdSMike Gerdts Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY);
535bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
536bc36eafdSMike Gerdts {
537bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
538bc36eafdSMike Gerdts }
539bc36eafdSMike Gerdts
540bc36eafdSMike Gerdts /*
541bc36eafdSMike Gerdts * Search the global list for this address to make sure it is not
542bc36eafdSMike Gerdts * already present. This will catch several kinds of problems.
543bc36eafdSMike Gerdts */
544bc36eafdSMike Gerdts Element = AcpiUtFindAllocation (Allocation);
545bc36eafdSMike Gerdts if (Element == Allocation)
546bc36eafdSMike Gerdts {
547bc36eafdSMike Gerdts ACPI_ERROR ((AE_INFO,
548bc36eafdSMike Gerdts "UtTrackAllocation: Allocation (%p) already present in global list!",
549bc36eafdSMike Gerdts Allocation));
550bc36eafdSMike Gerdts goto UnlockAndExit;
551bc36eafdSMike Gerdts }
552bc36eafdSMike Gerdts
553bc36eafdSMike Gerdts /* Fill in the instance data */
554bc36eafdSMike Gerdts
555bc36eafdSMike Gerdts Allocation->Size = (UINT32) Size;
556bc36eafdSMike Gerdts Allocation->AllocType = AllocType;
557bc36eafdSMike Gerdts Allocation->Component = Component;
558bc36eafdSMike Gerdts Allocation->Line = Line;
559bc36eafdSMike Gerdts
560*35786f68SRobert Mustacchi AcpiUtSafeStrncpy (Allocation->Module, (char *) Module, ACPI_MAX_MODULE_NAME);
561bc36eafdSMike Gerdts
562bc36eafdSMike Gerdts if (!Element)
563bc36eafdSMike Gerdts {
564bc36eafdSMike Gerdts /* Insert at list head */
565bc36eafdSMike Gerdts
566bc36eafdSMike Gerdts if (MemList->ListHead)
567bc36eafdSMike Gerdts {
568bc36eafdSMike Gerdts ((ACPI_DEBUG_MEM_BLOCK *)(MemList->ListHead))->Previous =
569bc36eafdSMike Gerdts Allocation;
570bc36eafdSMike Gerdts }
571bc36eafdSMike Gerdts
572bc36eafdSMike Gerdts Allocation->Next = MemList->ListHead;
573bc36eafdSMike Gerdts Allocation->Previous = NULL;
574bc36eafdSMike Gerdts
575bc36eafdSMike Gerdts MemList->ListHead = Allocation;
576bc36eafdSMike Gerdts }
577bc36eafdSMike Gerdts else
578bc36eafdSMike Gerdts {
579bc36eafdSMike Gerdts /* Insert after element */
580bc36eafdSMike Gerdts
581bc36eafdSMike Gerdts Allocation->Next = Element->Next;
582bc36eafdSMike Gerdts Allocation->Previous = Element;
583bc36eafdSMike Gerdts
584bc36eafdSMike Gerdts if (Element->Next)
585bc36eafdSMike Gerdts {
586bc36eafdSMike Gerdts (Element->Next)->Previous = Allocation;
587bc36eafdSMike Gerdts }
588bc36eafdSMike Gerdts
589bc36eafdSMike Gerdts Element->Next = Allocation;
590bc36eafdSMike Gerdts }
591bc36eafdSMike Gerdts
592bc36eafdSMike Gerdts
593bc36eafdSMike Gerdts UnlockAndExit:
594bc36eafdSMike Gerdts Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
595bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
596bc36eafdSMike Gerdts }
597bc36eafdSMike Gerdts
598bc36eafdSMike Gerdts
599bc36eafdSMike Gerdts /*******************************************************************************
600bc36eafdSMike Gerdts *
601bc36eafdSMike Gerdts * FUNCTION: AcpiUtRemoveAllocation
602bc36eafdSMike Gerdts *
603bc36eafdSMike Gerdts * PARAMETERS: Allocation - Address of allocated memory
604bc36eafdSMike Gerdts * Component - Component type of caller
605bc36eafdSMike Gerdts * Module - Source file name of caller
606bc36eafdSMike Gerdts * Line - Line number of caller
607bc36eafdSMike Gerdts *
608bc36eafdSMike Gerdts * RETURN: Status
609bc36eafdSMike Gerdts *
610bc36eafdSMike Gerdts * DESCRIPTION: Deletes an element from the global allocation tracking list.
611bc36eafdSMike Gerdts *
612bc36eafdSMike Gerdts ******************************************************************************/
613bc36eafdSMike Gerdts
614bc36eafdSMike Gerdts static ACPI_STATUS
AcpiUtRemoveAllocation(ACPI_DEBUG_MEM_BLOCK * Allocation,UINT32 Component,const char * Module,UINT32 Line)615bc36eafdSMike Gerdts AcpiUtRemoveAllocation (
616bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Allocation,
617bc36eafdSMike Gerdts UINT32 Component,
618bc36eafdSMike Gerdts const char *Module,
619bc36eafdSMike Gerdts UINT32 Line)
620bc36eafdSMike Gerdts {
621bc36eafdSMike Gerdts ACPI_MEMORY_LIST *MemList;
622bc36eafdSMike Gerdts ACPI_STATUS Status;
623bc36eafdSMike Gerdts
624bc36eafdSMike Gerdts
625bc36eafdSMike Gerdts ACPI_FUNCTION_NAME (UtRemoveAllocation);
626bc36eafdSMike Gerdts
627bc36eafdSMike Gerdts
628bc36eafdSMike Gerdts if (AcpiGbl_DisableMemTracking)
629bc36eafdSMike Gerdts {
630bc36eafdSMike Gerdts return (AE_OK);
631bc36eafdSMike Gerdts }
632bc36eafdSMike Gerdts
633bc36eafdSMike Gerdts MemList = AcpiGbl_GlobalList;
634bc36eafdSMike Gerdts if (NULL == MemList->ListHead)
635bc36eafdSMike Gerdts {
636bc36eafdSMike Gerdts /* No allocations! */
637bc36eafdSMike Gerdts
638bc36eafdSMike Gerdts ACPI_ERROR ((Module, Line,
639bc36eafdSMike Gerdts "Empty allocation list, nothing to free!"));
640bc36eafdSMike Gerdts
641bc36eafdSMike Gerdts return (AE_OK);
642bc36eafdSMike Gerdts }
643bc36eafdSMike Gerdts
644bc36eafdSMike Gerdts Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY);
645bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
646bc36eafdSMike Gerdts {
647bc36eafdSMike Gerdts return (Status);
648bc36eafdSMike Gerdts }
649bc36eafdSMike Gerdts
650bc36eafdSMike Gerdts /* Unlink */
651bc36eafdSMike Gerdts
652bc36eafdSMike Gerdts if (Allocation->Previous)
653bc36eafdSMike Gerdts {
654bc36eafdSMike Gerdts (Allocation->Previous)->Next = Allocation->Next;
655bc36eafdSMike Gerdts }
656bc36eafdSMike Gerdts else
657bc36eafdSMike Gerdts {
658bc36eafdSMike Gerdts MemList->ListHead = Allocation->Next;
659bc36eafdSMike Gerdts }
660bc36eafdSMike Gerdts
661bc36eafdSMike Gerdts if (Allocation->Next)
662bc36eafdSMike Gerdts {
663bc36eafdSMike Gerdts (Allocation->Next)->Previous = Allocation->Previous;
664bc36eafdSMike Gerdts }
665bc36eafdSMike Gerdts
666bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Freeing %p, size 0%X\n",
667bc36eafdSMike Gerdts &Allocation->UserSpace, Allocation->Size));
668bc36eafdSMike Gerdts
669bc36eafdSMike Gerdts /* Mark the segment as deleted */
670bc36eafdSMike Gerdts
671bc36eafdSMike Gerdts memset (&Allocation->UserSpace, 0xEA, Allocation->Size);
672bc36eafdSMike Gerdts
673bc36eafdSMike Gerdts Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
674bc36eafdSMike Gerdts return (Status);
675bc36eafdSMike Gerdts }
676bc36eafdSMike Gerdts
677bc36eafdSMike Gerdts
678bc36eafdSMike Gerdts /*******************************************************************************
679bc36eafdSMike Gerdts *
680bc36eafdSMike Gerdts * FUNCTION: AcpiUtDumpAllocationInfo
681bc36eafdSMike Gerdts *
682bc36eafdSMike Gerdts * PARAMETERS: None
683bc36eafdSMike Gerdts *
684bc36eafdSMike Gerdts * RETURN: None
685bc36eafdSMike Gerdts *
686bc36eafdSMike Gerdts * DESCRIPTION: Print some info about the outstanding allocations.
687bc36eafdSMike Gerdts *
688bc36eafdSMike Gerdts ******************************************************************************/
689bc36eafdSMike Gerdts
690bc36eafdSMike Gerdts void
AcpiUtDumpAllocationInfo(void)691bc36eafdSMike Gerdts AcpiUtDumpAllocationInfo (
692bc36eafdSMike Gerdts void)
693bc36eafdSMike Gerdts {
694bc36eafdSMike Gerdts /*
695bc36eafdSMike Gerdts ACPI_MEMORY_LIST *MemList;
696bc36eafdSMike Gerdts */
697bc36eafdSMike Gerdts
698bc36eafdSMike Gerdts ACPI_FUNCTION_TRACE (UtDumpAllocationInfo);
699bc36eafdSMike Gerdts
700bc36eafdSMike Gerdts /*
701bc36eafdSMike Gerdts ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
702bc36eafdSMike Gerdts ("%30s: %4d (%3d Kb)\n", "Current allocations",
703bc36eafdSMike Gerdts MemList->CurrentCount,
704bc36eafdSMike Gerdts ROUND_UP_TO_1K (MemList->CurrentSize)));
705bc36eafdSMike Gerdts
706bc36eafdSMike Gerdts ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
707bc36eafdSMike Gerdts ("%30s: %4d (%3d Kb)\n", "Max concurrent allocations",
708bc36eafdSMike Gerdts MemList->MaxConcurrentCount,
709bc36eafdSMike Gerdts ROUND_UP_TO_1K (MemList->MaxConcurrentSize)));
710bc36eafdSMike Gerdts
711bc36eafdSMike Gerdts
712bc36eafdSMike Gerdts ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
713bc36eafdSMike Gerdts ("%30s: %4d (%3d Kb)\n", "Total (all) internal objects",
714bc36eafdSMike Gerdts RunningObjectCount,
715bc36eafdSMike Gerdts ROUND_UP_TO_1K (RunningObjectSize)));
716bc36eafdSMike Gerdts
717bc36eafdSMike Gerdts ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
718bc36eafdSMike Gerdts ("%30s: %4d (%3d Kb)\n", "Total (all) allocations",
719bc36eafdSMike Gerdts RunningAllocCount,
720bc36eafdSMike Gerdts ROUND_UP_TO_1K (RunningAllocSize)));
721bc36eafdSMike Gerdts
722bc36eafdSMike Gerdts
723bc36eafdSMike Gerdts ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
724bc36eafdSMike Gerdts ("%30s: %4d (%3d Kb)\n", "Current Nodes",
725bc36eafdSMike Gerdts AcpiGbl_CurrentNodeCount,
726bc36eafdSMike Gerdts ROUND_UP_TO_1K (AcpiGbl_CurrentNodeSize)));
727bc36eafdSMike Gerdts
728bc36eafdSMike Gerdts ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
729bc36eafdSMike Gerdts ("%30s: %4d (%3d Kb)\n", "Max Nodes",
730bc36eafdSMike Gerdts AcpiGbl_MaxConcurrentNodeCount,
731bc36eafdSMike Gerdts ROUND_UP_TO_1K ((AcpiGbl_MaxConcurrentNodeCount *
732bc36eafdSMike Gerdts sizeof (ACPI_NAMESPACE_NODE)))));
733bc36eafdSMike Gerdts */
734bc36eafdSMike Gerdts return_VOID;
735bc36eafdSMike Gerdts }
736bc36eafdSMike Gerdts
737bc36eafdSMike Gerdts
738bc36eafdSMike Gerdts /*******************************************************************************
739bc36eafdSMike Gerdts *
740bc36eafdSMike Gerdts * FUNCTION: AcpiUtDumpAllocations
741bc36eafdSMike Gerdts *
742bc36eafdSMike Gerdts * PARAMETERS: Component - Component(s) to dump info for.
743bc36eafdSMike Gerdts * Module - Module to dump info for. NULL means all.
744bc36eafdSMike Gerdts *
745bc36eafdSMike Gerdts * RETURN: None
746bc36eafdSMike Gerdts *
747bc36eafdSMike Gerdts * DESCRIPTION: Print a list of all outstanding allocations.
748bc36eafdSMike Gerdts *
749bc36eafdSMike Gerdts ******************************************************************************/
750bc36eafdSMike Gerdts
751bc36eafdSMike Gerdts void
AcpiUtDumpAllocations(UINT32 Component,const char * Module)752bc36eafdSMike Gerdts AcpiUtDumpAllocations (
753bc36eafdSMike Gerdts UINT32 Component,
754bc36eafdSMike Gerdts const char *Module)
755bc36eafdSMike Gerdts {
756bc36eafdSMike Gerdts ACPI_DEBUG_MEM_BLOCK *Element;
757bc36eafdSMike Gerdts ACPI_DESCRIPTOR *Descriptor;
758bc36eafdSMike Gerdts UINT32 NumOutstanding = 0;
759bc36eafdSMike Gerdts UINT8 DescriptorType;
760bc36eafdSMike Gerdts
761bc36eafdSMike Gerdts
762bc36eafdSMike Gerdts ACPI_FUNCTION_TRACE (UtDumpAllocations);
763bc36eafdSMike Gerdts
764bc36eafdSMike Gerdts
765bc36eafdSMike Gerdts if (AcpiGbl_DisableMemTracking)
766bc36eafdSMike Gerdts {
767bc36eafdSMike Gerdts return_VOID;
768bc36eafdSMike Gerdts }
769bc36eafdSMike Gerdts
770bc36eafdSMike Gerdts /*
771bc36eafdSMike Gerdts * Walk the allocation list.
772bc36eafdSMike Gerdts */
773bc36eafdSMike Gerdts if (ACPI_FAILURE (AcpiUtAcquireMutex (ACPI_MTX_MEMORY)))
774bc36eafdSMike Gerdts {
775bc36eafdSMike Gerdts return_VOID;
776bc36eafdSMike Gerdts }
777bc36eafdSMike Gerdts
778*35786f68SRobert Mustacchi if (!AcpiGbl_GlobalList)
779*35786f68SRobert Mustacchi {
780*35786f68SRobert Mustacchi goto Exit;
781*35786f68SRobert Mustacchi }
782*35786f68SRobert Mustacchi
783bc36eafdSMike Gerdts Element = AcpiGbl_GlobalList->ListHead;
784bc36eafdSMike Gerdts while (Element)
785bc36eafdSMike Gerdts {
786bc36eafdSMike Gerdts if ((Element->Component & Component) &&
787bc36eafdSMike Gerdts ((Module == NULL) || (0 == strcmp (Module, Element->Module))))
788bc36eafdSMike Gerdts {
789bc36eafdSMike Gerdts Descriptor = ACPI_CAST_PTR (
790bc36eafdSMike Gerdts ACPI_DESCRIPTOR, &Element->UserSpace);
791bc36eafdSMike Gerdts
792bc36eafdSMike Gerdts if (Element->Size < sizeof (ACPI_COMMON_DESCRIPTOR))
793bc36eafdSMike Gerdts {
794*35786f68SRobert Mustacchi AcpiOsPrintf ("%p Length 0x%04X %9.9s-%4.4u "
795bc36eafdSMike Gerdts "[Not a Descriptor - too small]\n",
796bc36eafdSMike Gerdts Descriptor, Element->Size, Element->Module,
797bc36eafdSMike Gerdts Element->Line);
798bc36eafdSMike Gerdts }
799bc36eafdSMike Gerdts else
800bc36eafdSMike Gerdts {
801bc36eafdSMike Gerdts /* Ignore allocated objects that are in a cache */
802bc36eafdSMike Gerdts
803bc36eafdSMike Gerdts if (ACPI_GET_DESCRIPTOR_TYPE (Descriptor) !=
804bc36eafdSMike Gerdts ACPI_DESC_TYPE_CACHED)
805bc36eafdSMike Gerdts {
806*35786f68SRobert Mustacchi AcpiOsPrintf ("%p Length 0x%04X %9.9s-%4.4u [%s] ",
807bc36eafdSMike Gerdts Descriptor, Element->Size, Element->Module,
808bc36eafdSMike Gerdts Element->Line, AcpiUtGetDescriptorName (Descriptor));
809bc36eafdSMike Gerdts
810bc36eafdSMike Gerdts /* Validate the descriptor type using Type field and length */
811bc36eafdSMike Gerdts
812bc36eafdSMike Gerdts DescriptorType = 0; /* Not a valid descriptor type */
813bc36eafdSMike Gerdts
814bc36eafdSMike Gerdts switch (ACPI_GET_DESCRIPTOR_TYPE (Descriptor))
815bc36eafdSMike Gerdts {
816bc36eafdSMike Gerdts case ACPI_DESC_TYPE_OPERAND:
817bc36eafdSMike Gerdts
818bc36eafdSMike Gerdts if (Element->Size == sizeof (ACPI_OPERAND_OBJECT))
819bc36eafdSMike Gerdts {
820bc36eafdSMike Gerdts DescriptorType = ACPI_DESC_TYPE_OPERAND;
821bc36eafdSMike Gerdts }
822bc36eafdSMike Gerdts break;
823bc36eafdSMike Gerdts
824bc36eafdSMike Gerdts case ACPI_DESC_TYPE_PARSER:
825bc36eafdSMike Gerdts
826bc36eafdSMike Gerdts if (Element->Size == sizeof (ACPI_PARSE_OBJECT))
827bc36eafdSMike Gerdts {
828bc36eafdSMike Gerdts DescriptorType = ACPI_DESC_TYPE_PARSER;
829bc36eafdSMike Gerdts }
830bc36eafdSMike Gerdts break;
831bc36eafdSMike Gerdts
832bc36eafdSMike Gerdts case ACPI_DESC_TYPE_NAMED:
833bc36eafdSMike Gerdts
834bc36eafdSMike Gerdts if (Element->Size == sizeof (ACPI_NAMESPACE_NODE))
835bc36eafdSMike Gerdts {
836bc36eafdSMike Gerdts DescriptorType = ACPI_DESC_TYPE_NAMED;
837bc36eafdSMike Gerdts }
838bc36eafdSMike Gerdts break;
839bc36eafdSMike Gerdts
840bc36eafdSMike Gerdts default:
841bc36eafdSMike Gerdts
842bc36eafdSMike Gerdts break;
843bc36eafdSMike Gerdts }
844bc36eafdSMike Gerdts
845bc36eafdSMike Gerdts /* Display additional info for the major descriptor types */
846bc36eafdSMike Gerdts
847bc36eafdSMike Gerdts switch (DescriptorType)
848bc36eafdSMike Gerdts {
849bc36eafdSMike Gerdts case ACPI_DESC_TYPE_OPERAND:
850bc36eafdSMike Gerdts
851bc36eafdSMike Gerdts AcpiOsPrintf ("%12.12s RefCount 0x%04X\n",
852bc36eafdSMike Gerdts AcpiUtGetTypeName (Descriptor->Object.Common.Type),
853bc36eafdSMike Gerdts Descriptor->Object.Common.ReferenceCount);
854bc36eafdSMike Gerdts break;
855bc36eafdSMike Gerdts
856bc36eafdSMike Gerdts case ACPI_DESC_TYPE_PARSER:
857bc36eafdSMike Gerdts
858bc36eafdSMike Gerdts AcpiOsPrintf ("AmlOpcode 0x%04hX\n",
859bc36eafdSMike Gerdts Descriptor->Op.Asl.AmlOpcode);
860bc36eafdSMike Gerdts break;
861bc36eafdSMike Gerdts
862bc36eafdSMike Gerdts case ACPI_DESC_TYPE_NAMED:
863bc36eafdSMike Gerdts
864bc36eafdSMike Gerdts AcpiOsPrintf ("%4.4s\n",
865bc36eafdSMike Gerdts AcpiUtGetNodeName (&Descriptor->Node));
866bc36eafdSMike Gerdts break;
867bc36eafdSMike Gerdts
868bc36eafdSMike Gerdts default:
869bc36eafdSMike Gerdts
870bc36eafdSMike Gerdts AcpiOsPrintf ( "\n");
871bc36eafdSMike Gerdts break;
872bc36eafdSMike Gerdts }
873bc36eafdSMike Gerdts }
874bc36eafdSMike Gerdts }
875bc36eafdSMike Gerdts
876bc36eafdSMike Gerdts NumOutstanding++;
877bc36eafdSMike Gerdts }
878bc36eafdSMike Gerdts
879bc36eafdSMike Gerdts Element = Element->Next;
880bc36eafdSMike Gerdts }
881bc36eafdSMike Gerdts
882*35786f68SRobert Mustacchi Exit:
883bc36eafdSMike Gerdts (void) AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
884bc36eafdSMike Gerdts
885bc36eafdSMike Gerdts /* Print summary */
886bc36eafdSMike Gerdts
887bc36eafdSMike Gerdts if (!NumOutstanding)
888bc36eafdSMike Gerdts {
889bc36eafdSMike Gerdts ACPI_INFO (("No outstanding allocations"));
890bc36eafdSMike Gerdts }
891bc36eafdSMike Gerdts else
892bc36eafdSMike Gerdts {
893*35786f68SRobert Mustacchi ACPI_ERROR ((AE_INFO, "%u (0x%X) Outstanding cache allocations",
894bc36eafdSMike Gerdts NumOutstanding, NumOutstanding));
895bc36eafdSMike Gerdts }
896bc36eafdSMike Gerdts
897bc36eafdSMike Gerdts return_VOID;
898bc36eafdSMike Gerdts }
899bc36eafdSMike Gerdts
900bc36eafdSMike Gerdts #endif /* ACPI_DBG_TRACK_ALLOCATIONS */
901