On 11/11/2009 04:03 PM, Michael Buesch wrote: > On Wednesday 11 November 2009 22:43:46 Larry Finger wrote: >> Michael, >> >> I don't know whether this came to you. I did not get it and I had to read it >> on >> the LKML archive. >> >>> What is the meaning of PageCompound(page) being zero? >> >> From Pekka Enberg: >> >> "You're passing a pointer to kfree() that did not come from kmalloc(). >> If a page is not PageSlab(), it needs to be a compound page if it came >> from the page allocator pass-through." >> >> I guess that helps a little. > > Ok, very weird. > > I'd guess priv_info->bouncebuffer contains garbage, for whatever reason.
With 64-bit DMA, under what circumstances would a bounce buffer be needed? Larry _______________________________________________ Bcm43xx-dev mailing list [email protected] https://lists.berlios.de/mailman/listinfo/bcm43xx-dev
