Re: COPY_DELAY could perform worse than COPY_NONE

2011-10-08 Thread Richard Braun
On Sat, Oct 08, 2011 at 01:55:42AM +0200, Sergio López wrote: > Nowadays, the copy strategy is decided per-object, but I think the > desired type of access to an object should also be considered. For > instance, the operation generated by vm_copy should almost always use > COPY_NONE, while vm_map,

Re: Calling vm_object_deactivate_pages for each vm_object_deallocate kills performance.

2011-10-08 Thread Richard Braun
On Sat, Oct 08, 2011 at 02:06:04AM +0200, Sergio López wrote: > Reducing lock contention would surely help. vm_page_queue_lock is a simple lock if I'm not mistaken, which means it's a nop in our case. We shouldn't change anything we can't measure and test easily unless it's really simple enough.

Re: How to enable a SCSI CD-ROM ?

2011-10-08 Thread Samuel Thibault
Hello, Thomas Schmitt, le Thu 15 Sep 2011 11:35:07 +0200, a écrit : > can anybody remember to have used a SCSI CD-ROM with Hurd ? I have just pushed a driver which should permit it. > I tried to get access to a virtual one created with kvm: > -drive file=/dvdbuffer/netinst.iso,if=scsi,bus=4,un

Re: Questionnaire

2011-10-08 Thread olafBuddenhagen
Hi, On Fri, Aug 19, 2011 at 07:44:46PM -0400, Kyle Bayes wrote: Sorry for the late answer... I'm desperately trying to catch up with the backlog in my inbox. > I work as a software programmer and web designer/programmer, writing > free software for a small company in my hometown. Nice :-) > I'

.gitignore (was: Build improvements and warning fixes)

2011-10-08 Thread olafBuddenhagen
Hi, On Tue, Sep 06, 2011 at 01:23:41PM +0200, Thomas Schwinge wrote: > diff --git a/.gitignore b/.gitignore [...] > +*~ Err... That doesn't look like anything auto-generated by the build system? I suspect it's for emacs backup files or similar local trash. Please use local ignore rules for this

Re: Interface for SCSI transactions ?

2011-10-08 Thread olafBuddenhagen
Hi, On Sun, Oct 02, 2011 at 01:44:56PM +0200, Thomas Schmitt wrote: > Olaf Buddenhagen wrote: > > I could try to reach a consensus with Samuel, and present it to you as a > > fixed decision > > In the end it will happen that way. > > After all it is you who have the overall interest in Hurd, w