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272 commits

Author SHA1 Message Date
wangmingrong1
b27dc9ee7f mm: Unified memory management alignment length 
Signed-off-by: wangmingrong1 <wangmingrong1@xiaomi.com>
 2024-12-30 19:49:00 +08:00
xuxingliang
1f2435641d nuttxgdb: fix memdump busyloop when nodesize is 0 
Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>
 2024-12-02 13:43:52 +08:00
xuxingliang
6d2ebfdec6 mm: dump node overheadp during memdump 
Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>
 2024-11-25 00:42:34 +08:00
Yanfeng Liu
f6facf7602 mm/mm_memalign: add debugging log 
This adds debugging log support for mm_memalign to help track memory
issues via logs.

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
 2024-10-30 08:40:32 +08:00
hanqiyuan
ff4b654be0 memdump: fix warnings. 
mm_heap/mm_malloc.c: In function 'mm_malloc':
mm_heap/mm_malloc.c:281:33: warning: excess elements in struct initializer
  281 |         MM_BACKTRACE_ALLOC_PID, 0, ULONG_MAX
      |                                 ^
mm_heap/mm_malloc.c:281:33: note: (near initialization for 'dump')
mm_heap/mm_malloc.c:281:36: warning: excess elements in struct initializer
  281 |         MM_BACKTRACE_ALLOC_PID, 0, ULONG_MAX
      |                                    ^~~~~~~~~
mm_heap/mm_malloc.c:281:36: note: (near initialization for 'dump')

Signed-off-by: hanqiyuan <hanqiyuan@xiaomi.com>
 2024-10-16 10:23:10 +08:00
Xu Xingliang
3d8b504779 mm: fix kasan report error when delay free is enabled 
Signed-off-by: Xu Xingliang <xuxingliang@xiaomi.com>
 2024-10-16 10:23:10 +08:00
xuxingliang
bc9d6549e9 mm: call sched_note within mm lock 
Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>
 2024-10-16 10:23:10 +08:00
liwenxiang1
7541311ac0 mm/mm_heap: Optimizing heap performance, changing the mm_size2ndx and mm-addfreechunk functions to inline functions can improve by about 7% 
Signed-off-by: liwenxiang1 <liwenxiang1@xiaomi.com>
 2024-10-15 22:29:17 +08:00
liwenxiang1
015a45517e mempool: add the minimum size configuration of mempool 
The minimum size of mempool can be configured through CONFIG_MM_MPOOL_MINISIZE

Signed-off-by: liwenxiang1 <liwenxiang1@xiaomi.com>
 2024-10-13 02:46:57 +08:00
buxiasen
4b315b3606 mm: dump more information when failed dump detail 
Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-10-12 09:32:44 +08:00
anjiahao
c0d416584f malloc:if malloc filed need print leak memory detatls 
Signed-off-by: anjiahao <anjiahao@xiaomi.com>
 2024-10-12 09:32:44 +08:00
yinshengkai
c158ed2c32 mm/heap: memory alignment before executing kasan_register 
The unaligned address is used in kasan_register, but the aligned address is used in kasan_unregister.
The mismatch between the addr value and mm_heapstart will result in a crash due to the inability to unregister correctly.

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
 2024-10-10 23:11:37 +08:00
ligd
5258e48be6 mm/heap: fix heap crash when use KASAN SW_TAG 
Signed-off-by: ligd <liguiding1@xiaomi.com>
 2024-10-09 18:15:13 +08:00
buxiasen
8def44b65a mm/dump: pretty the log and thin dump call 
Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-10-08 23:55:59 +08:00
buxiasen
9f2b08a91a memdump: add dump for the orphan nodes(neighbor of free node) 
Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-10-08 23:55:59 +08:00
buxiasen
fd9a9f67cc memdump: add biggest allocated node dump 
Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-10-08 23:55:59 +08:00
buxiasen
fd6634ecb5 mm/dump: make macro more common, fix help prompt 
Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-10-08 23:55:59 +08:00
xuxingliang
18d5ae20f5 drivers/segger: add heap data plot 
Add heap current used to note.
Plot it in segger sysview data plot.

Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>
Signed-off-by: Neo Xu <neo.xu1990@gmail.com>
 2024-10-07 17:34:59 +08:00
xuxingliang
eac6a8597f sched/note: add note when mm add new region 
Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>
Signed-off-by: Neo Xu <neo.xu1990@gmail.com>
 2024-10-07 17:34:59 +08:00
xuxingliang
0663ac1483 sched/note: specify note event for heap instrumentation 
1. Add NOTE_HEAP_ prefix for heap note event.
2. Use note type as heap instrumentation parameter.

Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>
Signed-off-by: Neo Xu <neo.xu1990@gmail.com>
 2024-10-07 17:34:59 +08:00
yinshengkai
79eab8783f note: add memory tracing event support 
Record all memory allocation and release, save to ram, used to analyze memory allocation rate and memory usage
Its absolute value is not trustworthy because the memory will be allocated in thread A and released in thread B

 netinit-5   [0]   0.105984392: tracing_mark_write: C|5|Heap Usage|96|free: heap: 0x606000000020 size:24, address: 0x603000000370
 netinit-5   [0]   0.105996874: tracing_mark_write: C|5|Heap Usage|24|free: heap: 0x606000000020 size:72, address: 0x6070000008e0
nsh_main-4   [0]   3.825169408: tracing_mark_write: C|4|Heap Usage|2177665|free: heap: 0x606000000020 size:424, address: 0x614000000840
nsh_main-4   [0]   3.825228525: tracing_mark_write: C|4|Heap Usage|14977|free: heap: 0x606000000020 size:2162688, address: 0x7f80a639f800
nsh_main-4   [0]   3.825298789: tracing_mark_write: C|4|Heap Usage|15189|malloc: heap: 0x606000000020 size:20, address: 0x6030000003a0

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
Signed-off-by: Neo Xu <neo.xu1990@gmail.com>
 2024-10-07 17:34:59 +08:00
Xiang Xiao
6e5c81e061 mm/heap: hold heap lock before access mm_nregions 
to remove the race condition and rename IDX to idx

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Signed-off-by: Neo Xu <neo.xu1990@gmail.com>
 2024-10-07 04:19:27 +08:00
yinshengkai
5ee7c563a5 mm: add kasan_unregister implementaion 
In mm_uninitialize should unregister kasan

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
 2024-09-19 03:15:29 +08:00
wangmingrong
ae3facda53 kasan: Implementation of Kasan based on software tags. 
Currently, only aarch64 is supported

Signed-off-by: wangmingrong <wangmingrong@xiaomi.com>
 2024-09-19 03:15:29 +08:00
Xiang Xiao
9c6bed4b00 mm: Move kasan.h from mm/kasan to include/nuttx/mm 
so other parts of the system can use it.

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2024-09-19 03:15:29 +08:00
Alin Jerpelea
339457dda3 mm: migrate to SPDX identifier 
Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
 2024-09-13 08:49:05 +08:00
yinshengkai
84333881d7 mm: add mm_largest api to get the current largest available memory block 
Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
 2024-08-25 23:09:28 +08:00
yinshengkai
49d1b4198f mm: add memory pressure notification support 
Add mm_heap_free interface to pass remaining memory to memory pressure

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
 2024-08-25 23:09:28 +08:00
Yanfeng Liu
cafee0e086 mm/mm.h: add mm_free_delaylist interface 
This adds explicit `void mm_free_delaylist(heap)` interface so that
to force freeing the heap's delaylist.

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
 2024-08-03 01:30:04 +08:00
fangpeina
242b50f921 libc/execinfo: extract a common backtrace format function 
Add a common method to format backtrace to buffer, so it can be used by both mm, fs and other possoble modules.

Signed-off-by: fangpeina <fangpeina@xiaomi.com>
 2024-06-29 22:44:39 +08:00
buxiasen
756d9508bc mm: mm_threshold perfer from init 
Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-06-26 00:20:44 +08:00
buxiasen
cf574fa466 mm: add mm_initialize_pool, make pool more flexible 
now allow enable pool for extra heap, and disable umm/kmm pool.

Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-06-25 16:42:06 +08:00
buxiasen
870d989d6c mm: seperate mm_pool and mm_pool init 
make possible enable pool, but disabled in system heap.
also compatible for further extra heap use/not use pool.
Now use MM_HEAP_MEMPOOL_THRESHOLD -1 to indicate pool disabled.

Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-06-23 11:09:39 +08:00
buxiasen
bdcda24a68 mm: fix mm_curused calculate err 
before fix, the maxused shown in free command is not accurate.

Signed-off-by: buxiasen <buxiasen@xiaomi.com>
 2024-06-07 03:29:02 +08:00
Xu Xingliang
b5f8498142 mm: check double free before adding to delaylist 
If free memory is delayed, check case of double free in the first
place.

Signed-off-by: Xu Xingliang <xuxingliang@xiaomi.com>
 2024-06-04 17:42:28 -03:00
yinshengkai
20ebe0e64c Replace all asserts in kernel code with ASSERT 
Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
 2024-05-17 10:18:16 -03:00
chao an
feb6ede434 sched/cpu: replace up_cpu_index() to this_cpu() 
In SMP mode, up_cpu_index()/this_cpu() are the same, both return the index of the physical core.
In AMP mode, up_cpu_index() will return the index of the physical core, and this_cpu() will always return 0

| #ifdef CONFIG_SMP
| #  define this_cpu()             up_cpu_index()
| #elif defined(CONFIG_AMP)
| #  define this_cpu()             (0)
| #else
| #  define this_cpu()             (0)
| #endif

Signed-off-by: chao an <anchao@lixiang.com>
 2024-03-21 18:52:35 +08:00
wangmingrong
d2fd043575 mm: Using Macros Instead of Memory to Fill Labels 
Signed-off-by: wangmingrong <wangmingrong@xiaomi.com>
 2024-03-14 22:48:19 +08:00
Yanfeng Liu
813f67f93b mm_heap/mm.h: revising comments 
Revising comments to be in line with code

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
 2024-03-12 19:44:48 +08:00
Yanfeng Liu
5ac401d941 mm/kconfig: fix typo in MM_DEFAULT_ALIGNMENT 
This fixes minor typo in MM_DEFAULT_ALIGNMENT

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
 2024-03-11 13:12:34 +08:00
Masayuki Ishikawa
e67d32a5ba Revert "fix variable set but not used" 
This reverts commit d2d93ba58c.
 2024-02-21 21:29:48 -08:00
yinshengkai
d2d93ba58c fix variable set but not used 
These variables will trigger variable 'ret' set but not used warnings due to different configurations.

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
 2024-02-21 13:28:20 -03:00
Nathan Hartman
3ed629274e mm: Fix some typos 2023-11-24 09:57:10 -08:00
Xu Xingliang
6e7115ca09 mm: free delay list when exceeding specified count 
Signed-off-by: Xu Xingliang <xuxingliang@xiaomi.com>
 2023-11-15 12:05:20 +01:00
Xiang Xiao
0fbeea64d5 mm: Remove mm_spinlock 
since it's enough to protect per cpu delay list by disabling interrupt

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2023-11-12 11:27:38 +08:00
yinshengkai
bb5b5420ae mm: record the maximum system memory usage 
Add the usmblks field to mallinfo to record the maximum space allocated historically in the system

https://man7.org/linux/man-pages/man3/mallinfo.3.html#:~:text=mmap(2).-,usmblks,-This%20field%20is

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
 2023-11-09 09:08:49 +08:00
Xiang Xiao
0c805ca0a9 mm: Change global spinlock to per heap 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2023-10-30 11:18:34 +02:00
ligd
fe03ce5fbe mm: both use spin_lock_irqxx() when operated delaylist 
align with free_delaylist()

Signed-off-by: ligd <liguiding1@xiaomi.com>
 2023-10-27 22:27:15 +08:00
TaiJuWu
51eaa59cc0 Replace enter_critical_section with spin_irqsave 
Base on discusion: https://github.com/apache/nuttx/issues/10981

Signed-off-by: TaiJuWu <tjwu1217@gmail.com>
 2023-10-21 11:00:07 +08:00
anjiahao
5d6f6f2d47 mm:fix warning 
mm_heap/mm_initialize.c:69:11: warning: array subscript -1 is outside array bounds of 'void[2147483647]' [-Warray-bounds]
   69 |       node->pid = MM_BACKTRACE_MEMPOOL_PID;
      |           ^~
mm_heap/mm_initialize.c:64:9: note: at offset -16 into object of size [0, 2147483647] allocated by 'mm_memalign'
   64 |   ret = mm_memalign(arg, alignment, size);

Signed-off-by: anjiahao <anjiahao@xiaomi.com>
 2023-09-26 14:12:59 +08:00