Re: Matrox Parhelia XFree86 Busmastering kernel module?

2003-10-21 Thread Daniel Lang
Hi, sorry for coming back so late, but here are more details to the Matrox problem: Eric Anholt wrote on Sat, Oct 11, 2003 at 08:44:51PM -0700: AFAIK, you can enable bus mastering using pciconf(8) by setting appropriate registers. Why do you need any additional kernel module? Or I'm

Re: process checkpoint restore facility now in DragonFly BSD

2003-10-21 Thread Kris Kennaway
On Mon, Oct 20, 2003 at 01:52:07PM -0700, Kip Macy wrote: Please note that there are *SEVERE* security issues with this module. The module is not loaded into the kernel by default and, when loaded, can only be used by users in the wheel group. Why the wheel group? Until now, the only special

Re: process checkpoint restore facility now in DragonFly BSD

2003-10-21 Thread Avleen Vig
On Tue, Oct 21, 2003 at 09:30:38AM -0700, Kris Kennaway wrote: Please note that there are *SEVERE* security issues with this module. The module is not loaded into the kernel by default and, when loaded, can only be used by users in the wheel group. Why the wheel group? Until now, the

early write to pci conf register

2003-10-21 Thread Mark Santcroos
What is the earliest point in the boot process that I can write to a pci conf registers of a pci device? I would like to disable some sub devices before they get probed. Mark ___ [EMAIL PROTECTED] mailing list

suspect spl*() code in syscons.c

2003-10-21 Thread Luigi Rizzo
Hi, both -current and -stable have the following snippet of code in sys/dev/syscons/syscons.c:scclose(): { ... int s; if (SC_VTY(dev) != SC_CONSOLECTL) { ... s = spltty(); ... }

Some mmap observations compared to Linux 2.6/OpenBSD

2003-10-21 Thread Q
As an effort to get more acquainted with the FreeBSD kernel, I have been looking through how mmap works. I don't yet understand how it all fits together, or of the exact implications things may have in the wild, but I have noticed under some synthetic conditions, ie. mmaping small non-contiguous

Re: suspect spl*() code in syscons.c

2003-10-21 Thread Bruce Evans
On Tue, 21 Oct 2003, Luigi Rizzo wrote: both -current and -stable have the following snippet of code in sys/dev/syscons/syscons.c:scclose(): { ... int s; if (SC_VTY(dev) != SC_CONSOLECTL) { ... s = spltty();