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authorDaniel Verkamp <dverkamp@chromium.org>2018-10-05 14:51:22 -0700
committerchrome-bot <chrome-bot@chromium.org>2018-10-11 13:25:38 -0700
commitcf2e00e9827798de956ff564aa422e9f31983d69 (patch)
tree7281bf9f0d8336894cfea3004c8d8cd5a8526711 /devices/src/lib.rs
parentdb6edff22f8bddabd6985c11a8f9456d2bc21c1f (diff)
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arch: add virtio-pci eventfds with exact match
The virtio PCI spec (4.1.5.2 Notifying The Device) says:

  "The driver notifies the device by writing the 16-bit virtqueue index
  of this virtqueue to the Queue Notify address."

We were previously registering the notify address specifying
NoDatamatch; switch this to a 16-bit match of the queue index to follow
the specification.

BUG=chromium:854766
TEST=Boot crosvm with virtio devices converted to PCI

Change-Id: Ic950a8c7751268f7fcc21d5c37b0afc859f1e6d0
Signed-off-by: Daniel Verkamp <dverkamp@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1265861
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Reviewed-by: Dylan Reid <dgreid@chromium.org>
Diffstat (limited to 'devices/src/lib.rs')
-rw-r--r--devices/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/devices/src/lib.rs b/devices/src/lib.rs
index c6bf785..d76e743 100644
--- a/devices/src/lib.rs
+++ b/devices/src/lib.rs
@@ -7,6 +7,7 @@
 extern crate byteorder;
 extern crate data_model;
 extern crate io_jail;
+extern crate kvm;
 extern crate libc;
 extern crate net_sys;
 extern crate net_util;