Messages in this thread | | | Date | Sat, 17 Jul 2004 02:33:08 +0200 | From | Markus Lidel <> | Subject | Re: Problem with ioremap which returns NULL in 2.6 kernel |
| |
Hello,
Zwane Mwaikambo wrote: >>>>>probably too large an area to be remapping. Try remapping only the >>>>>memory area needed, and not the entire area. >>>>Is there a way, to increase the size, which could be remapped, or is >>>>there a way, to find out what is the maximum size which could be remapped? >>>>Thank you very much for the fast answer! >>>You could try a 4G/4G enabled kernel, /proc/meminfo tells you how much >>>vmalloc (ioremap) space there is too. >>VmallocTotal: 245752 kB >>VmallocUsed: 137720 kB >>VmallocChunk: 107904 kB >>Okay, i see the problem now, the largest piece of memory which could be >>allocated is 107904 kB, right? >>Is the 4G/4G split already in the kernel? If yes, which entry activates it? > > No it's not in the current kernel, you'd have to download the patch, the > most uptodate being the one in the Fedora/Redhat kernel tree.
Okay, thank you very much!
Best regards,
Markus Lidel ------------------------------------------ Markus Lidel (Senior IT Consultant)
Shadow Connect GmbH Carl-Reisch-Weg 12 D-86381 Krumbach Germany
Phone: +49 82 82/99 51-0 Fax: +49 82 82/99 51-11
E-Mail: Markus.Lidel@shadowconnect.com URL: http://www.shadowconnect.com [unhandled content-type:application/x-pkcs7-signature] | |