Messages in this thread | | | Date | Sun, 07 Aug 2005 22:19:47 -0700 | From | Zachary Amsden <> | Subject | Re: Highmemory Problem with RHEL3 .... 2.4.21-5.ELsmp |
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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.
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