Re: [PATCH v8] virtio_blk: add discard and write zeroes support

On 15/10/2018 11:27, Christoph Hellwig wrote: > There is some issues in this spec. For one using the multiple ranges > also for write zeroes is rather inefficient. Write zeroes really should > use the same format as read and write. What makes it inefficient? > Second the unmap flag isn't

Call for Papers - MICRADS 2019, Rio de Janeiro, Brazil

** Proceedings by Springer -- MICRADS´19 - The 2019 Multidisciplinary International Conference of Research Applied to Defense and Security Rio de Janeiro, Brazil, 8 - 10 May 2019 http://www.micrads.org/

Re: PROPOSAL: Extend inline asm syntax with size spec

Ping. This is a good point in time, methinks, where kernel folk on CC here should have a look at this and speak up whether it is useful for us in this form. Frankly, I'm a bit unsure on the aspect of us using this and supporting old compilers which don't have it and new compilers which do.

Re: [PATCH v37 0/3] Virtio-balloon: support free page reporting

On 10/25/2018 08:58 AM, Michael S. Tsirkin wrote: On Mon, Aug 27, 2018 at 09:32:16AM +0800, Wei Wang wrote: The new feature, VIRTIO_BALLOON_F_FREE_PAGE_HINT, implemented by this series enables the virtio-balloon driver to report hints of guest free pages to host. It can be used to accelerate