On Sun, 10 Jun 2007, Arjan van de Ven wrote: > Christoph Lameter wrote: > > On Fri, 8 Jun 2007, Keshavamurthy, Anil S wrote: > > > > > > What functionality are you missing in the page allocator? It seems that > > > > is does what you want? > > > Humm..I basically want to allocate memory during interrupt context and > > > expect not to fail. I know this is a hard requirement :) > > > > The page allocator can do that for you. The reserves are configurable. Not > > failing is a thing unseen in the computer world. > > but the page allocator reserve is shared.. and you will need this one EXACTLY > when the shared pool is getting low... it's not an uncorrelated thing!
I think what needs to be done first is to define under what conditions the allocation should not fail. There is certainly no way to have GFP_ATOMIC allocation that never fail. After all memory is limited and at some point we need to reclaim memory. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
