OpenVZ Forum


Home » Mailing lists » Devel » megaraid_mbox: garbage in file
Re: megaraid_mbox: garbage in file [message #3000 is a reply to message #2998] Fri, 05 May 2006 23:40 Go to previous messageGo to previous message
vaverin is currently offline  vaverin
Messages: 708
Registered: September 2005
Senior Member
James Bottomley wrote:
> On Fri, 2006-05-05 at 22:17 +0400, Vasily Averin wrote:
>> megaraid mailbox: status:0x0 cmd:0xa7 id:0x25 sec:0x1a
>> lba:0x33f624ac addr:0xffffffff ld:128 sg:4
>> scsi cmnd: 0x28 0x00 0x33 0xf6 0x24 0xac 0x00 0x00 0x1a 0x00
>> mbox request_buffer eafde340 use_sg 4
>> mbox sg0: page 077a0474 off 0 addr 1fd575000 len 4096 virt ff15a000
>> first 03020100 page->flags 40020101
>> mbox sg1: page 077b5738 off 0 addr 1fdede000 len 4096 virt ff141000
>> first 03020100 page->flags 40020101
>> mbox sg2: page 077ad500 off 0 addr 1fdb40000 len 4096 virt ff056000
>> first 03020100 page->flags 40020101
>> mbox sg3: page 030d46e8 off 1024 addr 5e6a400 len 1024 virt 07e6a400
>> first 03020100 page->flags 20001004
>
> The odd thing about this is that the highmem addresses shouldn't have a
> virtual mapping (since nothing should have called kmap on them).

You are right, in the other my experiments highmem pages usually have virt=0 and
I cannot find who is kmapped these pages.

I'll investigate this issue later: first έΑ all I'll try to reproduce this issue
on 2.6.16 kernel.

Thank you,
Vasily Averin

SWsoft Virtuozzo/OpenVZ Linux kernel team

Report message to a moderator

[Message index]
 
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Previous Topic: [PATCH COMMIT] diff-merge-2.6.16.15-20060510
Next Topic: [PATCH 2/9] namespaces: incorporate fs namespace into nsproxy
Goto Forum:
  

[ Syndicate this forum (XML) ] [ RSS ] [ PDF ]

Current Time: Thu Feb 05 09:24:55 GMT 2026

Total time taken to generate the page: 0.46238 seconds
Powered by FUDforum Powered by Virtuozzo Containers