On Tue, 2010-08-31 at 11:00 +0100, Ian Campbell wrote: > On Mon, 2010-08-30 at 22:57 -0600, dann frazier wrote: > > On Mon, Aug 30, 2010 at 08:22:23AM -0600, dann frazier wrote: > > > hey Ian, > > > I haven't seen any reports of xen problems w/ the latest lenny DSA > > > that added the guard page code. I looked at backporting the 3 patches > > > from Linus - but the mlock patch touches code that didn't exist in > > > .26, so I'm wondering if that patch is just not needed. > > > > fyi, I setup a Xen/lenny system and didn't have any problems w/ > > save/restore, so we're good afaict :) > > Thanks, I can't see code in the Lenny kernel equivalent to that which > was broken either. > > I wrote a pretty skanky test program to test for the issue (mlock.c, > attached, run with "./mlock lock" to trigger the issue). I don't have a > Lenny system to hand right not where I can run it but if you still have > a Lenny system setup then it might be interesting to try. (the test > program doesn't actually require Xen to demonstrate the issue so any > Lenny system should do).
I installed up a Lenny VM and ran the test case there and it did fail :-(. However, unless we come across a report of an actual failure with the real toolstack I don't think it is worth worrying about. Ian. -- Ian Campbell May the fleas of a thousand camels infest your armpits. -- To UNSUBSCRIBE, email to debian-kernel-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/1283250495.12544.9387.ca...@zakaz.uk.xensource.com
