search for: shmemfs

2015-07-09 ?? 7:47? Dave Airlie ?(?) ? ?: >>> >>> >>> Can the various in-kernel GPU drivers benefit from this? If so, wiring >>> up one or more of those would be helpful? >> >> >> I'm sure that other in-kernel GPU drivers can have benefit. >> It must be helpful. >> >> If I was familiar with other in-kernel GPU drivers

2015-07-09 ?? 7:47? Dave Airlie ?(?) ? ?: >>> >>> >>> Can the various in-kernel GPU drivers benefit from this? If so, wiring >>> up one or more of those would be helpful? >> >> >> I'm sure that other in-kernel GPU drivers can have benefit. >> It must be helpful. >> >> If I was familiar with other in-kernel GPU drivers

...gt; I got a reply that they had no time to review it. > > > > I hope they're interested to this patch. > > i915 gpus would support 64kb and 2mb pages, but we never implemented this. > I don't think this would fit for gem based drivers since our backing > storage is shmemfs. So if we want to implement page migration (which we'd > probably want to make large pages work well) we'd need to pimp shmem to a) > hand large pages to us b) forward the migrate calls. Probably that means > we need to build our own gemfs reusing shmemfs code. AFAIK there are eff...

...gt; I got a reply that they had no time to review it. > > > > I hope they're interested to this patch. > > i915 gpus would support 64kb and 2mb pages, but we never implemented this. > I don't think this would fit for gem based drivers since our backing > storage is shmemfs. So if we want to implement page migration (which we'd > probably want to make large pages work well) we'd need to pimp shmem to a) > hand large pages to us b) forward the migrate calls. Probably that means > we need to build our own gemfs reusing shmemfs code. AFAIK there are eff...

...lopers via Korea ARM branch. > I got a reply that they had no time to review it. > > I hope they're interested to this patch. i915 gpus would support 64kb and 2mb pages, but we never implemented this. I don't think this would fit for gem based drivers since our backing storage is shmemfs. So if we want to implement page migration (which we'd probably want to make large pages work well) we'd need to pimp shmem to a) hand large pages to us b) forward the migrate calls. Probably that means we need to build our own gemfs reusing shmemfs code. I guess something similar would ap...