Re: [PATCH v3 4/4] xen: add helpers to allocate unpopulated memory

2020-07-28 Thread Julien Grall
Hi Roger, On 28/07/2020 17:59, Roger Pau Monné wrote: On Tue, Jul 28, 2020 at 05:48:23PM +0100, Julien Grall wrote: Hi, On 27/07/2020 10:13, Roger Pau Monne wrote: To be used in order to create foreign mappings. This is based on the ZONE_DEVICE facility which is used by persistent memory

Re: [PATCH v3 4/4] xen: add helpers to allocate unpopulated memory

2020-07-28 Thread Julien Grall
se of hotplug in the balloon code conditional (maybe using CONFIG_ARM64 and CONFIG_ARM)? Cheers, -- Julien Grall ___ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel

Re: [OSSTEST PATCH 21/62] ts-kernel-build: disable host1x, which doesn't build

2019-04-12 Thread Julien Grall
Hi Ian, On 4/10/19 4:47 PM, Ian Jackson wrote: Julien Grall writes ("Re: [OSSTEST PATCH 21/62] ts-kernel-build: disable host1x, which doesn't build"): Ian are we using a different config between Jessie and Stretch? Not very [1], but we *are* using a different compiler (since

Re: [OSSTEST PATCH 21/62] ts-kernel-build: disable host1x, which doesn't build

2019-04-12 Thread Julien Grall
compatible-pointer-types] pb->mapped = dma_alloc_wc(host1x->dev, size, &pb->phys, ^ etc. This is blocking the upgrade of the Xen Project CI to Debian stretch so disable it for now. Signed-off-by: Wei Liu CC: Julien Grall CC:

Re: [OSSTEST PATCH 21/62] ts-kernel-build: disable host1x, which doesn't build

2019-04-11 Thread Julien Grall
en requires dma_addr_t to be 64-bit regardless the page-tables format selected (e.g short vs LPAE). AFAIK, this is the only case on Arm32 where phys_addr_t and dma_addr_t would mismatched. Ian are we using a different config between Jessie and Stretch? Cheers, -- Julien Grall ___

Re: [Xen-devel][PATCH] drm/xen-front: Fix mmap attributes for display buffers

2019-01-30 Thread Julien Grall
n the frontend and backend which may cause screen artifacts. Fixes: c575b7eeb89f ("drm/xen-front: Add support for Xen PV display frontend") Signed-off-by: Oleksandr Andrushchenko Suggested-by: Julien Grall --- drivers/gpu/drm/xen/xen_drm_front_gem.c | 5 ++--- 1 file changed, 2 insertions(

Re: [Xen-devel] [PATCH v2] drm/xen-front: Make shmem backed display buffer coherent

2019-01-25 Thread Julien Grall
On 24/01/2019 14:34, Oleksandr Andrushchenko wrote: Hello, Julien! Hi, On 1/22/19 1:44 PM, Julien Grall wrote: On 1/22/19 10:28 AM, Oleksandr Andrushchenko wrote: Hello, Julien! Hi, On 1/21/19 7:09 PM, Julien Grall wrote: Well, I didn't get the attributes of pages at the ba

Re: [Xen-devel] [PATCH v2] drm/xen-front: Make shmem backed display buffer coherent

2019-01-23 Thread Julien Grall
On 1/22/19 10:28 AM, Oleksandr Andrushchenko wrote: Hello, Julien! Hi, On 1/21/19 7:09 PM, Julien Grall wrote: Well, I didn't get the attributes of pages at the backend side, but IMO those do not matter in my use-case (for simplicity I am not using zero-copying at backend side): The

Re: [Xen-devel] [PATCH v2] drm/xen-front: Make shmem backed display buffer coherent

2019-01-22 Thread Julien Grall
Hello, On 21/01/2019 12:43, Oleksandr Andrushchenko wrote: On 1/18/19 1:43 PM, Julien Grall wrote: On 18/01/2019 09:40, Oleksandr Andrushchenko wrote: On 1/17/19 11:18 AM, Christoph Hellwig wrote: On Wed, Jan 16, 2019 at 06:43:29AM +, Oleksandr Andrushchenko wrote: This whole issue

Re: [Xen-devel] [PATCH v2] drm/xen-front: Make shmem backed display buffer coherent

2019-01-20 Thread Julien Grall
y attribute you use for memory shared in both the backend and frontend? Cheers, Thank you, Oleksandr ___ Xen-devel mailing list xen-de...@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel -- Julien Grall _

Re: [Xen-devel] [PATCH v2 5/9] xen/gntdev: Allow mappings for DMA buffers

2018-06-12 Thread Julien Grall
the whole of gntdev.c in the future. Well, I think gntdev is capable of handling PAGE_SIZE != XEN_PAGE_SIZE. Let's imagine Linux is built with 64K pages. gntdev will map each grant at a 64K alignment. Although, I am not sure if patches for QEMU ever make it upstream (I think it is in Centos

Re: [Xen-devel] [PATCH v2 5/9] xen/gntdev: Allow mappings for DMA buffers

2018-06-12 Thread Julien Grall
N_PAGE_SIZE. So I would rather keep the behavior we have today for such case. Cheers, -- Julien Grall ___ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel

Re: [Xen-devel] [PATCH v2 5/9] xen/gntdev: Allow mappings for DMA buffers

2018-06-12 Thread Julien Grall
Hi, On 06/11/2018 06:49 PM, Oleksandr Andrushchenko wrote: On 06/11/2018 08:46 PM, Julien Grall wrote: Hi, On 06/11/2018 06:16 PM, Oleksandr Andrushchenko wrote: On 06/11/2018 07:51 PM, Stefano Stabellini wrote: On Mon, 11 Jun 2018, Oleksandr Andrushchenko wrote: On 06/08/2018 10:21 PM

Re: [Xen-devel] [RFC, v2, 1/9] hyper_dmabuf: initial upload of hyper_dmabuf drv core framework

2018-04-11 Thread Julien Grall
uest? Cheers, -- Julien Grall ___ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel

Re: [Xen-devel] [PATCH 0/9] drm/xen-front: Add support for Xen PV display frontend

2018-02-28 Thread Julien Grall
get out-of-box display in guest. Cheers, -- Julien Grall ___ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel