Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-05-06 18:31:26 +00:00
Code Issues Projects Releases Packages Wiki Activity

[NTOSKRNL] Make the memory dumper available as a kdbg command: !poolused

Browse source
This commit is contained in:
Pierre Schweitzer 2017-12-29 08:21:40 +01:00
parent 89f9c9101a
commit 78b55550bb
No known key found for this signature in database
GPG key ID: 7545556C3D585B0B
2 changed files with 35 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
ntoskrnl/kdbg/kdb_cli.c
View file

@ -92,6 +92,7 @@ static BOOLEAN KdbpCmdHelp(ULONG Argc, PCHAR Argv[]);
static BOOLEAN KdbpCmdDmesg(ULONG Argc, PCHAR Argv[]);
BOOLEAN ExpKdbgExtPool(ULONG Argc, PCHAR Argv[]);
BOOLEAN ExpKdbgExtPoolUsed(ULONG Argc, PCHAR Argv[]);
#ifdef __ROS_DWARF__
static BOOLEAN KdbpCmdPrintStruct(ULONG Argc, PCHAR Argv[]);
@ -183,7 +184,8 @@ static const struct
{ "dmesg", "dmesg", "Display debug messages on screen, with navigation on pages.", KdbpCmdDmesg },
{ "kmsg", "kmsg", "Kernel dmesg. Alias for dmesg.", KdbpCmdDmesg },
{ "help", "help", "Display help screen.", KdbpCmdHelp },
{ "!pool", "!pool [Address [Flags]]", "Display information about pool allocations.", ExpKdbgExtPool }
{ "!pool", "!pool [Address [Flags]]", "Display information about pool allocations.", ExpKdbgExtPool },
{ "!poolused", "!poolused", "Display non-paged pool usage.", ExpKdbgExtPoolUsed },
};
/* FUNCTIONS *****************************************************************/

41
ntoskrnl/mm/ARM3/expool.c
View file

@ -475,13 +475,23 @@ ExpTagAllowPrint(CHAR Tag)
return FALSE;
}
#define MiDumperPrint(dbg, fmt, ...) \
if (dbg) KdbpPrint(fmt, ##__VA_ARGS__); \
else DPRINT1(fmt, ##__VA_ARGS__)
VOID
MiDumpNonPagedPoolConsumers(VOID)
MiDumpNonPagedPoolConsumers(BOOLEAN CalledFromDbg)
{
SIZE_T i;
DPRINT1("---------------------\n");
DPRINT1("Out of memory dumper!\n");
//
// Only print header if called from OOM situation
//
if (!CalledFromDbg)
{
DPRINT1("---------------------\n");
DPRINT1("Out of memory dumper!\n");
}
//
// We'll extract allocations for all the tracked pools
@ -517,21 +527,24 @@ MiDumpNonPagedPoolConsumers(VOID)
//
// Print in reversed order to match what is in source code
//
DPRINT1("Tag: '%c%c%c%c', Size: %ld\n", Tag[3], Tag[2], Tag[1], Tag[0], TableEntry->NonPagedBytes);
MiDumperPrint(CalledFromDbg, "Tag: '%c%c%c%c', Size: %ld\n", Tag[3], Tag[2], Tag[1], Tag[0], TableEntry->NonPagedBytes);
}
else
{
DPRINT1("Tag: %x, Size: %ld\n", TableEntry->Key, TableEntry->NonPagedBytes);
MiDumperPrint(CalledFromDbg, "Tag: %x, Size: %ld\n", TableEntry->Key, TableEntry->NonPagedBytes);
}
}
else
{
DPRINT1("Anon, Size: %ld\n", TableEntry->NonPagedBytes);
MiDumperPrint(CalledFromDbg, "Anon, Size: %ld\n", TableEntry->NonPagedBytes);
}
}
}
DPRINT1("---------------------\n");
if (!CalledFromDbg)
{
DPRINT1("---------------------\n");
}
}
#endif
@ -1722,7 +1735,7 @@ ExAllocatePoolWithTag(IN POOL_TYPE PoolType,
//
if ((OriginalType & BASE_POOL_TYPE_MASK) == NonPagedPool)
{
MiDumpNonPagedPoolConsumers();
MiDumpNonPagedPoolConsumers(FALSE);
}
#endif
@ -2058,7 +2071,7 @@ ExAllocatePoolWithTag(IN POOL_TYPE PoolType,
//
if ((OriginalType & BASE_POOL_TYPE_MASK) == NonPagedPool)
{
MiDumpNonPagedPoolConsumers();
MiDumpNonPagedPoolConsumers(FALSE);
}
#endif
@ -2914,6 +2927,16 @@ ExpKdbgExtPool(
return TRUE;
}
BOOLEAN
ExpKdbgExtPoolUsed(
ULONG Argc,
PCHAR Argv[])
{
MiDumpNonPagedPoolConsumers(TRUE);
return TRUE;
}
#endif // DBG && KDBG
/* EOF */