Mike Sumner wrote: [...] > each flash is only about 1-2 cms long and I guess 1px wide, and they only > occur on certain parts of the screen on solid dark colours and appear to be > completely random. They vary in colour. They show up on the grey background > of gwenview well, and on Chromiums top window frame, which I have dark blue, > and that gets blue flashes. Strange, but I dont see any interference on my > desktop background, which has a large area of solid black. [...] > I have not tried sid kernels, but I also have a testbed install > of Mint LMDE (based on Testing), and the problem seems to be fixed in that > with the current kernel and radeon driver
Thanks, this helps a lot. My random guess at the moment is that this is related to the bug described at <http://bugs.debian.org/597358>, which was fixed upstream in v2.6.37-rc1. There is a series of three patches in that bug log that could be worth a try if you have the time (see [1]). [1] http://kernel-handbook.alioth.debian.org/ch-common-tasks.html#s4.2.2 -- 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/20110912185259.GA30000@elie