lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 28 Jun 2010 09:08:40 -0700 From: Richard Henderson <rth@...ddle.net> To: Michael Cree <mcree@...on.net.nz> CC: Dave Airlie <airlied@...il.com>, FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>, mattst88@...il.com, linux-kernel@...r.kernel.org, linux-alpha@...r.kernel.org, ink@...assic.park.msu.ru, jbarnes@...tuousgeek.org, linux-pci@...r.kernel.org, dri-devel@...ts.freedesktop.org, alexdeucher@...il.com, jglisse@...hat.com Subject: Re: Problems with alpha/pci + radeon/ttm On 06/28/2010 02:03 AM, Michael Cree wrote: > On 28/06/10 11:14, Dave Airlie wrote: >> The bus error is caused by the kernel, its something alpha specific >> with how mmap works, >> I'm not sure if alpha needs some special mmap flags or something, > > Neither am I. All I know is that Alpha reorders CPU instructions more > aggressively than most other architectures, the page map size is 8kB, > and memory accesses must be aligned to the datum size. There are no special mmap flags on alpha. The non-cacheable property is a function of the physical address (e.g. bit 40 set for ev5), and this has already been taken care of by the kernel. r~ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists