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Re: [PATCH v1 2/5] ui: Add a helper to wait on a dmabuf sync
From: |
Dongwon Kim |
Subject: |
Re: [PATCH v1 2/5] ui: Add a helper to wait on a dmabuf sync |
Date: |
Tue, 8 Jun 2021 19:55:55 -0700 |
User-agent: |
Mutt/1.9.4 (2018-02-28) |
Hi Gerd,
Our goal is to block virtio-gpu driver running on the guest from writing
on the buffer that hasn't been completely blitted yet. If we do
graphic_hw_gl_block, it will block the next commands from being processed but
won't stop the guest fill the scanout buffers and send commands, I think.
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