Re: svn commit: r252646 - head/sys/amd64/amd64

2013-07-22 Thread Jean-Sébastien Pédron
On 22.07.2013 23:22, Neel Natu wrote: > Could you revert the debug patch earlier and apply the following patch > and give it a spin? I can't reproduce the panic with this patch :) Thank you very much, Neel! -- Jean-Sébastien Pédron signature.asc Description: OpenPGP digital signature

Re: svn commit: r252646 - head/sys/amd64/amd64

2013-07-22 Thread Neel Natu
Hi Jean-Sebastien, On Sun, Jul 21, 2013 at 1:05 AM, Jean-Sébastien Pédron wrote: > Le 20/07/2013 20:26, Neel Natu a écrit : > >> I would start looking by looking at the value of the page table entry >> in question (this would be 'tpte' in pmap_remove_pages()). >> >> In particular, it would be use

Re: svn commit: r252646 - head/sys/amd64/amd64

2013-07-21 Thread Jean-Sébastien Pédron
Le 20/07/2013 20:26, Neel Natu a écrit : I would start looking by looking at the value of the page table entry in question (this would be 'tpte' in pmap_remove_pages()). In particular, it would be useful to identify whether this is pointing to a superpage mapping and if so what page within the s

Re: svn commit: r252646 - head/sys/amd64/amd64

2013-07-20 Thread Neel Natu
Hi Jean-Sebastien, On Sat, Jul 20, 2013 at 9:28 AM, Jean-Sébastien Pédron wrote: > Hello Neel! > > With commit r252646, I have a "vm_page_dirty: page is invalid!" panic > almost each time an X11 application or the X.Org server itself exit. > Everything runs fine if I revert this commit. > > FreeB

Re: svn commit: r252646 - head/sys/amd64/amd64

2013-07-20 Thread Jean-Sébastien Pédron
Hello Neel! With commit r252646, I have a "vm_page_dirty: page is invalid!" panic almost each time an X11 application or the X.Org server itself exit. Everything runs fine if I revert this commit. FreeBSD is built with the experimental radeonkms driver. As I haven't seen any other report of this

svn commit: r252646 - head/sys/amd64/amd64

2013-07-03 Thread Neel Natu
Author: neel Date: Wed Jul 3 23:21:25 2013 New Revision: 252646 URL: http://svnweb.freebsd.org/changeset/base/252646 Log: If a superpage mapping is being removed then we need to ignore the PG_PDE_PAT bit when looking up the vm_page associated with the superpage's physical address. If t