On Thu, 2009-07-16 at 18:34 +0200, Jerome Glisse wrote: > On Thu, 2009-07-16 at 18:13 +0200, Jerome Glisse wrote: > > On AGP system we might allocate/free routinely uncached or wc memory, > > changing page from cached (wb) to uc or wc is very expensive and involves > > a lot of flushing. To improve performance this allocator use a pool > > of uc,wc pages. > > > > Currently each pool (wc, uc) is 256 pages big, improvement would be > > to tweak this according to memory pressure so we can give back memory > > to system. > > > > Signed-off-by: Dave Airlie <[email protected]> > > Signed-off-by: Jerome Glisse <[email protected]> > > Just a follow-up on that one, i haven't been able yet to thoroughly > test this patch on AGP system, so i am mostly sending so other people > can test. I think i corrected few bugs that were in previous iteration > of that patch. > > Beside that i think i have addressed all comment previously raisen, > but don't hesitate to pin point any things i have miss.
This one works a little better on my PowerBook than the previous one: PCI GART works (failed to allocate the ring buffer before) AGP fails to allocate the ring buffer (paniced at KMS init before) -- Earthling Michel Dänzer | http://www.vmware.com Libre software enthusiast | Debian, X and DRI developer ------------------------------------------------------------------------------ Enter the BlackBerry Developer Challenge This is your chance to win up to $100,000 in prizes! For a limited time, vendors submitting new applications to BlackBerry App World(TM) will have the opportunity to enter the BlackBerry Developer Challenge. See full prize details at: http://p.sf.net/sfu/Challenge -- _______________________________________________ Dri-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/dri-devel
