Alin Jerpelea
339457dda3
mm: migrate to SPDX identifier
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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
fangpeina
242b50f921
libc/execinfo: extract a common backtrace format function
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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
870d989d6c
mm: seperate mm_pool and mm_pool init
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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
Masayuki Ishikawa
e67d32a5ba
Revert "fix variable set but not used"
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This reverts commit d2d93ba58c
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2024-02-21 21:29:48 -08:00
yinshengkai
d2d93ba58c
fix variable set but not used
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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
ligd
13f0051747
mm: rewrite the memdump code for more readable
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Signed-off-by: ligd <liguiding1@xiaomi.com>
2023-09-24 10:39:18 +08:00
Xuxingliang
b9e59ad0a7
mm: add macro to judge if node/prenode is free
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Signed-off-by: Xuxingliang <xuxingliang@xiaomi.com>
2023-09-12 22:09:36 +08:00
Xuxingliang
c9f33b7ee5
mm: use unified naming style for macros
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Make all macro name starts with prefix MM_
Signed-off-by: Xuxingliang <xuxingliang@xiaomi.com>
2023-09-12 22:09:36 +08:00
wangbowen6
b0ab41beee
memdump: support dump the leak memory (malloced but task exit)
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1. command "memdump leak" can dump the leacked memory node;
2. fix the leak memory stat bug in memory manager;
Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
2023-07-31 05:48:33 -07:00
anjiahao
79c0fafc06
mm:Fix the problem that the memdump statistics of blkcont are inconsistent
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Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2023-06-25 18:17:30 +08:00
Xiang Xiao
a8e0a5faa4
sched: Remove the unnecessary cast from pid_t to int
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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2023-06-19 11:37:34 +03:00
Xiang Xiao
07b0cd1cba
mm: Simplify memdump_handler logic a little bit
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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2023-06-19 11:37:34 +03:00
Xiang Xiao
9b6cd96671
mm: Rename PID_MM_INVALID to PID_MM_LEAK
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to express the intent more clear
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2023-06-18 14:26:07 +03:00
Xiang Xiao
b00237ac01
mm: Move PID_MM_MEMPOOL after PID_MM_ALLOC
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so the allocation from mempool could be dumped correctly
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2023-06-18 09:12:14 +03:00
Xiang Xiao
f01deff80f
mm: Rename MM_BACKTRACE_XXX_PID to PID_MM_XXX
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and move the definition to malloc.h
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2023-06-18 09:12:14 +03:00
Xiang Xiao
d920bfba10
mm: include malloc.h in mm/mm.h
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to remove the forward declaration of mallinfo and mallinfo_task
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2023-06-11 19:37:04 +03:00
anjiahao
c60dd72a2a
Support memdump to realize incremental dump function
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Add a new field to record the global on the basis of mm_backtrace.
When using alloc, the field is incremented by 1,
so that the memory usage can be dumped within the range
Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2023-05-22 12:31:32 +08:00
Xiang Xiao
6f6fce95a2
Replace all sprintf with snprintf
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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2023-05-08 09:57:01 +02:00
anjiahao
49cd7a795a
mm:change special pid to macro
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Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2023-04-23 23:28:32 +08:00
wangbowen6
70083168f1
mm: support custom the mm alignment and default to be 8
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Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
2023-03-06 11:10:36 +08:00
wangbowen6
723c6e52e2
mm: reorder the preceding and size and move MM_ALLOC_BIT to size
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Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
2023-02-01 11:14:02 +08:00
anjiahao
6b530fceae
mempool:change mempool_multiple way of initialization
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Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2023-01-18 14:12:45 +08:00
dongjiuzhu1
c386a1a2d9
mm/mempool: support backtrace function for mempool
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Signed-off-by: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2023-01-17 16:48:30 +08:00
anjiahao
af3978c1fa
adjust the contents of memdump and meminfo
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memdump:just dump info
meminfo:statistics mem information
Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2023-01-17 16:48:30 +08:00
Jiuzhu Dong
9899dd0ec0
mm/mm_heap: change CONFIG_MM_BACKTRACE to int type
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Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
2022-07-26 23:45:31 +08:00
YAMAMOTO Takashi
b05320cac2
mm: Move backtrace stuff into a separate option
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The functionality has too much overhead for CONFIG_DEBUG_MM.
2022-05-21 14:28:41 +08:00
Jiuzhu Dong
168074fe2e
mm/memdump: fix print backtrace abnormal
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Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
2022-02-26 14:32:42 +08:00
Jiuzhu Dong
2dcc4a359d
mm/dump: add pid and backtrace for every memory node
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usage:
echo <pid/used/free> trace > /proc/memdump
echo used > /proc/memdump //output all used memory info with backtrace
echo free > /proc/memdump //output all free memory info
echo 22 > /proc/memdump //output used memory info for task pid is 22 with backtrace
Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
2022-02-26 14:32:42 +08:00
Jiuzhu Dong
c5ba9261bc
procfs: add memdump interface to dump used/free memory info
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usage:echo <used/free> > /proc/memdump
echo used > /proc/memdump // output all used memory node info(address + size)
echo free > /proc/memdump // output all free memory node info(address + size)
Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
2022-02-26 14:32:42 +08:00