From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266536AbUGQAWo (ORCPT ); Fri, 16 Jul 2004 20:22:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266663AbUGQAWo (ORCPT ); Fri, 16 Jul 2004 20:22:44 -0400 Received: from [213.239.201.226] ([213.239.201.226]:12446 "EHLO mail.shadowconnect.com") by vger.kernel.org with ESMTP id S266536AbUGQAWi (ORCPT ); Fri, 16 Jul 2004 20:22:38 -0400 Message-ID: <40F873C4.8050404@shadowconnect.com> Date: Sat, 17 Jul 2004 02:33:08 +0200 From: Markus Lidel User-Agent: Mozilla Thunderbird 0.6 (Windows/20040502) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Zwane Mwaikambo CC: Jeff Garzik , linux-kernel@vger.kernel.org Subject: Re: Problem with ioremap which returns NULL in 2.6 kernel References: <40BC788A.3020103@shadowconnect.com> <20040601142122.GA7537@havoc.gtf.org> <40BC9EF7.4060502@shadowconnect.com> <40BDC553.4060809@shadowconnect.com> In-Reply-To: Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=sha1; boundary="------------ms060007090505040008030605" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is a cryptographically signed message in MIME format. --------------ms060007090505040008030605 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit 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 --------------ms060007090505040008030605 Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIKPzCC Az8wggKooAMCAQICAQ0wDQYJKoZIhvcNAQEFBQAwgdExCzAJBgNVBAYTAlpBMRUwEwYDVQQI EwxXZXN0ZXJuIENhcGUxEjAQBgNVBAcTCUNhcGUgVG93bjEaMBgGA1UEChMRVGhhd3RlIENv bnN1bHRpbmcxKDAmBgNVBAsTH0NlcnRpZmljYXRpb24gU2VydmljZXMgRGl2aXNpb24xJDAi BgNVBAMTG1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFpbCBDQTErMCkGCSqGSIb3DQEJARYccGVy c29uYWwtZnJlZW1haWxAdGhhd3RlLmNvbTAeFw0wMzA3MTcwMDAwMDBaFw0xMzA3MTYyMzU5 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