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| author | rusty <rusty@0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652> | 2014-05-12 01:57:23 +0000 |
|---|---|---|
| committer | rusty <rusty@0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652> | 2014-05-12 01:57:23 +0000 |
| commit | c6cdebe2743c70da09a47ab8b4fa7fbf94e95913 (patch) | |
| tree | 4f2056db1513c54503286c65ed0d8adebc0f7112 | |
| parent | 21f3413a639a8412dfe037b371e9aa0ea9d027d0 (diff) | |
VIRTIO-103: PCI: Note that turning off queue_enable is not supported.
As passed at meeting 2014-05-06:
https://lists.oasis-open.org/archives/virtio/201405/msg00016.html
Signed-off-by: Rusty Russell <rusty@au1.ibm.com>
git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio@365 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652
| -rw-r--r-- | content.tex | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/content.tex b/content.tex index 7b99650..4525975 100644 --- a/content.tex +++ b/content.tex @@ -1278,6 +1278,8 @@ with \field{queue_enable}. After writing 0 to \field{device_status}, the driver MUST wait for a read of \field{device_status} to return 0 before reinitializing the device. +The driver MUST NOT write a 0 to \field{queue_enable}. + \subsubsection{Notification structure layout}\label{sec:Virtio Transport Options / Virtio Over PCI Bus / PCI Device Layout / Notification capability} The notification location is found using the VIRTIO_PCI_CAP_NOTIFY_CFG |