[wdmaudiodev] Re: pelase help memory issue
- From: "Philip Lukidis" <pagefault0x0@xxxxxxxxxxx>
- To: <wdmaudiodev@xxxxxxxxxxxxx>
- Date: Fri, 12 Mar 2004 17:38:51 -0500
Has anyone seen a faulty topology causing this before? I'm reviewing my
topology but so far I don't see anything wrong. Thanks in advance,
Philip Lukidis
----- Original Message -----
From: "Philip Lukidis" <pagefault0x0@xxxxxxxxxxx>
To: <wdmaudiodev@xxxxxxxxxxxxx>
Sent: Friday, March 12, 2004 3:43 PM
Subject: pelase help memory issue
> Hello. On Win2k SP4, I have several memory leaks in portcls.sys when
> verified with driver verifier (it seems to be mny fault, see below). I
have
> a portcls based audio and MIDI drivers which reside above a 1394 "bus
> driver".
> I have both wave and MIDI drivers, but it seems related to wave as it also
> occurs when I disable the MIDI drivers. I'm pretty sure it's my fault, as
I
> have tested with other audio products and I have not seen this. Althought
I
> am not 100% sure, it seems that I *don't* need to stream audio for these
> leaks to happen. Any thoughts on what this may be related to? For
example,
> it seems that KsoO is allocated in portcls!xDispatchCreate. Yet what
> control over this do I have? I do NOT override any PnP IRPs of portcls.
> Any ideas? Thanks in advance.
>
> Here is a dump from "!verifier 3 portcls.sys":
>
> Driver Verification List
>
> portcls.sys (820daf88) NonPagedPool=234, PagedPool=b10: loaded
> Paged Pool Usage Peak : 0x00000069 allocations 0x00003db8 bytes
> Paged Pool Usage Current : 0x00000015 allocations 0x00000b10 bytes
> NonPaged Pool Usage Peak : 0x000000b0 allocations 0x0000948c bytes
> NonPaged Pool Usage Current: 0x0000000c allocations 0x00000234 bytes
> PoolAddress SizeInBytes Tag CallersAddress
> A5FC3F88 0x00000074 PcCr F769908B
> A5FC7DE8 0x00000218 PcFp F7697DE9
> A5FDFF60 0x000000a0 PcSi F76981AA
> A5FDBFC0 0x0000003c PcSt F7697F02
> A5FF3FE8 0x00000014 PcSt F7697F02
> A5FDDFF8 0x00000004 PcSb F7697F19
> A5FF7F60 0x000000a0 PcSi F76981AA
> A5FF5FF8 0x00000004 PcSb F7697F19
> A602BF88 0x00000074 PcCr F769908B
> A602FDE8 0x00000218 PcFp F7697DE9
> A6047F60 0x000000a0 PcSi F76981AA
> A6043FC0 0x0000003c PcSt F7697F02
> A605BFE8 0x00000014 PcSt F7697F02
> A6045FF8 0x00000004 PcSb F7697F19
> A605FF60 0x000000a0 PcSi F76981AA
> A605DFF8 0x00000004 PcSb F7697F19
> A6087F88 0x00000074 PcCr F769908B
> A608BDE8 0x00000218 PcFp F7697DE9
> A60A3F60 0x000000a0 PcSi F76981AA
> A609FFC0 0x0000003c PcSt F7697F02
> A60B7FE8 0x00000014 PcSt F7697F02
> A60A1FF8 0x00000004 PcSb F7697F19
> A60BBF60 0x000000a0 PcSi F76981AA
> A60B9FF8 0x00000004 PcSb F7697F19
> AD0F1FF0 0x0000000c KsoO F7699D73
> AD0F3FD0 0x00000030 PcCr F7697014
> AD0F5FF0 0x0000000c PcIc F76970BB
> AD38BFF0 0x0000000c KsoO F7699D73
> AD38DFD0 0x00000030 PcCr F7697014
> AD38FFF0 0x0000000c PcIc F76970BB
> AD625FF0 0x0000000c KsoO F7699D73
> AD627FD0 0x00000030 PcCr F7697014
> AD629FF0 0x0000000c PcIc F76970BB
>
>
>
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