[PATCH] IPR: add statement regarding Shared Memory Regions/File System Device

Red Hat has a patent and some applications related to the Shared Memory Regions and File System Device sections in VIRTIO 1.2. Disclose details of these patents.  Signed-off-by: Stefan Hajnoczi <> ---  IPR.md
19 +++++++++++++++++++  1 file changed, 19 insertions(+)  diff --git a/IPR.md b/IPR.md index 529e6a4..a13dd6e 100644 --- a/IPR.md +++ b/IPR.md @@ -8,6 +8,25 @@ made to the TC, as defined in and required by the OASIS IPR Policy.
### IPR disclosures made by Red Hat
+#### Statement regarding IPR, submitted by Red Hat, May 3, 2022 + +Red Hat has filed several United States patent applications that might be +essential to an OASIS Standards Final Deliverable. + +The US Patent No. 11237963 titled "SHARED FILESYSTEM METADATA CACHING", +US Publication No. 20200242263 titled "SECURE AND EFFICIENT ACCESS TO HOST MEMORY FOR GUESTS" +as well as +US Publication No. 20200242264 and an unpublished patent application +titled "DIRECT ACCESS TO HOST MEMORY FOR GUESTS" +are relevant to sections "Shared Memory Regions" and "File System Device" of +the Virtual I/O Device (VIRTIO) specification. + +Should one of these patent applications be issued as a patent, and be +identified as essential to the compliant implementation of an OASIS Standards +Final Deliverable produced by the VIRTIO TC, Red Hat will operate, as specified +by the VIRTIO TC, under the Non-Assertion Mode TC Requirements described in +section 10.3 of the OASIS IPR Policy (as of the date of this disclosure). +  #### Statement regarding IPR, submitted by Red Hat, Jan 29, 2019 and amended April 11, 2022
Red Hat has been issued a United States patent that might be, or might become --  2.35.1