Re: New kernel branch for XO-1 and XO-1.5 development

2009-07-08 Thread John Gilmore
Congratulations on the merge. > Note that currently there is nothing keeping anyone from installing a > kernel meant for one gen machine on a different gen machine. Just > don't do that. :) Eventually if both machines are going to run a standard Fedora release, the same binary kernel will have t

Re: DNS Mischief

2009-07-08 Thread Michael Stone
On Sun, Jul 5, 2009 at 8:36 PM, Michael Stone wrote: >> d) rewrite as an NSS module? >> e) rewrite in an external DNS resolver? > > Either of these would make it much easier to play with your patch, > eliminating the whole "now recompile your C library from scratch" > step. ;-) Pff. It got us t

Re: New kernel branch for XO-1 and XO-1.5 development

2009-07-08 Thread Andres Salomon
On Wed, 8 Jul 2009 22:24:35 -0400 Bobby Powers wrote: [...] > > this is great, thanks! being able to build rpms like that again is > quite handy. I know its not under your job description Deepak, but do > you know of a similar way to build debs, or documentation on that > process? > You shoul

Re: New kernel branch for XO-1 and XO-1.5 development

2009-07-08 Thread Bobby Powers
On Wed, Jul 8, 2009 at 4:43 PM, Deepak Saxena wrote: > > I've spent some time merging the XO-1 and XO-1.5 kernels into a new > branch and made some tweaks to the in-kernel RPM build scripts. From > now on, all development for both XO-1 and XO-1.5 will be done on the > olpc-2.6.30 branch of the olpc

Re: [Sugar-devel] poor man's mmap "sliding window" on Python 2.5.x

2009-07-08 Thread Martin Langhoff
On Thu, Jul 9, 2009 at 1:45 PM, John Gilmore wrote: >> The process is doing a linear read through the file, and is slow >> enough that it appears only to grow. But if I run another process that >> allocates a lot of memory, then the kernel does discard pages pages. > > So are you saying that two id

Re: [Sugar-devel] poor man's mmap "sliding window" on Python 2.5.x

2009-07-08 Thread John Gilmore
> The process is doing a linear read through the file, and is slow > enough that it appears only to grow. But if I run another process that > allocates a lot of memory, then the kernel does discard pages pages. So are you saying that two identical processes that mmap large amounts of memory, (much

Re: DNS Mischief

2009-07-08 Thread C. Scott Ananian
On Sun, Jul 5, 2009 at 8:36 PM, Michael Stone wrote: >  d) rewrite as an NSS module? >  e) rewrite in an external DNS resolver? Either of these would make it much easier to play with your patch, eliminating the whole "now recompile your C library from scratch" step. ;-) (d) would be the cleanest,

New kernel branch for XO-1 and XO-1.5 development

2009-07-08 Thread Deepak Saxena
I've spent some time merging the XO-1 and XO-1.5 kernels into a new branch and made some tweaks to the in-kernel RPM build scripts. From now on, all development for both XO-1 and XO-1.5 will be done on the olpc-2.6.30 branch of the olpc-2.6 repository [1]. As Linus releases new kernels, I will b

Re: Touch-screen OMAP3-based netbook as XO-2 prototype?

2009-07-08 Thread Ed McNierney
John - Thanks for keeping this on the radar. I have a pair on order (one with keyboard, one without) in the hopes of both doing some experimenting and trying out that USB host/host connection glue, too. I'll let the list know when we get them here at 1CC to play with - they're pre-ordere

Re: [Sugar-devel] poor man's mmap "sliding window" on Python 2.5.x

2009-07-08 Thread Daniel Drake
On Wed, 2009-07-08 at 15:23 +1200, Martin Langhoff wrote: > Had some time to retest this on the plane, and I think it was > mis-diagnosis. The original code I was testing is lost. In re-testing > this I find that the problem is more nuanced, and I may have been > wrong: looking at 'top', the kernel