From: Zachary Amsden <zach@vmware.com>
To: Fawad Lateef <fawadlateef@gmail.com>
Cc: linux-kernel@vger.kernel.org, nhorman@redhat.com
Subject: Re: Highmemory Problem with RHEL3 .... 2.4.21-5.ELsmp
Date: Sun, 07 Aug 2005 22:19:47 -0700 [thread overview]
Message-ID: <42F6EB73.3030104@vmware.com> (raw)
In-Reply-To: <1e62d137050807205047daf9e0@mail.gmail.com>
Fawad Lateef wrote:
>Hello,
>
>I m facing a problem in RHEL3 (2.4.21-5.ELsmp) kernel while using
>kmap_atomic on the pages reserved at the boot time !!!!
>
>At the boot time I reserved pages above 2GB for later use by my module
>..... And when I was using those reserved pages through kmap_atomic
>system hangs; although kmap_atomic successfully returns me the virtual
>address but when I use that virtual address like in memcpy the system
>hangs .....
>
>I m unable to findout why it is happening in RHEL3 kernel !!!! Plz
>help me in this regard ....
>
>
IIRC 2.4.21 has some highmem bugs that have since been fixed. But, it
sounds like you might be doing something quite unusual. Code would
definitely give people a better idea of what might be wrong. You should
definitely consider moving to 2.6 to get a better response.
Zach
next prev parent reply other threads:[~2005-08-08 5:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-08 3:50 Highmemory Problem with RHEL3 .... 2.4.21-5.ELsmp Fawad Lateef
2005-08-08 4:34 ` Nish Aravamudan
2005-08-08 5:19 ` Zachary Amsden [this message]
2005-08-08 7:32 ` Fawad Lateef
2005-08-08 7:42 ` Zachary Amsden
2005-08-08 8:17 ` Arjan van de Ven
2005-08-08 17:24 ` Fawad Lateef
2005-08-08 17:44 ` Arjan van de Ven
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