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xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx.git
commit ee9673f62e0e3fc562ed7383c4e642d4dac46837
Author: xuxingliang <xuxingli...@xiaomi.com>
AuthorDate: Thu Nov 21 20:49:21 2024 +0800
gdb/memdump: add option to exclude nodes from specific PID
This is useful to exclude memory nodes for mempool.
E.g.
(gdb) mm dump --nob --top 5 --sort size --nop --no-pid -1
Pool CNT PID Size Overhead Seqno
Address Backtrace
H 1 0 16777264 44 13
0x41a79010
H 2 160 1536048 44 1129827490
0x41d6aad0
H 1 45374 1536176 44 1129829080
0x45ef1010
H 3 141 408440 44 145817
0x43905bf0
H 7 158 131120 44 32955
0x4308d090
Total 14 blks, 23528696 bytes
(gdb) mm dump --nob --top 5 --sort size --nop
Pool CNT PID Size Overhead Seqno
Address Backtrace
H 1 0 16777264 44 13
0x41a79010
* H 6 -1 1048640 44 116954
0x436a0fd0
* H 5 -1 1048640 44 146821
0x43b24fd0
* H 3 -1 1048640 44 66161
0x4335bfd0
* H 3 -1 1048640 44 156337
0x43d3ffd0
Total 18 blks, 16777264 bytes
Signed-off-by: xuxingliang <xuxingli...@xiaomi.com>
---
tools/gdb/nuttxgdb/memdump.py | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/tools/gdb/nuttxgdb/memdump.py b/tools/gdb/nuttxgdb/memdump.py
index aac6f39994..342e7d2e82 100644
--- a/tools/gdb/nuttxgdb/memdump.py
+++ b/tools/gdb/nuttxgdb/memdump.py
@@ -286,6 +286,9 @@ class MMDump(gdb.Command):
action="store_true",
help="Do not reverse the sort result",
)
+ parser.add_argument(
+ "--no-pid", type=int, default=None, help="Exclude nodes from this
PID"
+ )
# add option to sort the node by size or count
parser.add_argument(
@@ -368,6 +371,7 @@ class MMDump(gdb.Command):
"orphan": args.orphan,
"no_heap": args.no_heap,
"no_pool": args.no_pool,
+ "no_pid": args.no_pid,
}
nodes = self.collect_nodes(args.heap, log=args.log, filters=filters)
