Re: Calling vm_object_deactivate_pages for each vm_object_deallocate kills performance.

2011/10/8 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

Re: COPY_DELAY could perform worse than COPY_NONE

2011/10/8 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

Re: Exporting libc patches

Hi! On Wed, 23 Mar 2011 14:30:17 +0100, l...@gnu.org (Ludovic =?iso-8859-1?Q?Court=E8s?=) wrote: > I’m looking at how to export patches from the > ‘tschwinge/Roger_Whittaker’ branch to continuously test on Hydra whether > they still apply to upstream glibc. > > To that end, the idea I had was to

Re: Exporting libc patches

Hi! On Mon, 06 Jun 2011 14:39:39 +0200, l...@gnu.org (Ludovic =?iso-8859-1?Q?Court=E8s?=) wrote: > l...@gnu.org (Ludovic Courtès) skribas: > > > I’m looking at how to export patches from the > > ‘tschwinge/Roger_Whittaker’ branch to continuously test on Hydra whether > > they still apply to upst

Re: Libc patch no longer applies

Hi Thomas, Thomas Schwinge skribis: > This 00-glibc-hurd.patch seems to be bogus. How exactly do you create > it? >From : # Do a raw diff against this `baseline' commit. git diff ea42a20caed5b343ff20a0d4622ae6c17b7716

Re: Libc patch no longer applies

Hi! IRC, freenode, #hurd, 2011-10-12 tschwinge: the patch generated from Savannah's libc doesn't apply to Sourceware's: http://hydra.nixos.org/build/1452335 : [...] applying patch `/...-glibc-hurd-patches/00-glibc-hurd.patch'... pa

Re: tmpfs for Maksym Planeta

Hi! On Mon, 10 Oct 2011 11:48:37 +0200, I wrote: > Sergio, Olaf: Do you have a more exact idea about what is missing/buggy > in tmpfs? Maksym, you can do the following: * Get the ``File System Exerciser'' running on GNU/Hurd (no idea if there's any porting required). The one I linked from