[virtio-comment] [PATCH RESEND v2 3/5] virtio-mem: document basic memory access to plugged memory blocks
flat view
From: David Hildenbrand <hidden>
Date: 2021-09-20 13:48:06
Subsystem:
the rest · Maintainer:
Linus Torvalds
Let's cleanly document that the driver just has to allow for access to plugged memory blocks. Signed-off-by: David Hildenbrand <redacted> --- virtio-mem.tex | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/virtio-mem.tex b/virtio-mem.tex
index cca3c9f..3860b8c 100644
--- a/virtio-mem.tex
+++ b/virtio-mem.tex@@ -249,6 +249,9 @@ \subsection{Device Operation}\label{sec:Device Types / Memory Device / Device Op The device MUST NOT change the content of plugged memory blocks. +The device MUST allow the driver to read and write memory of plugged +memory blocks. + The device MUST allow the driver to read memory of unplugged memory blocks inside \field{usable_region_size} via the CPU. \footnote{To allow for simplified dumping of memory. The CPU is expected to copy such memory to another location
--
2.31.1
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