Bug 484153

Summary: VTd: changeset 14 of 16: support for queue invalidation
Product: Red Hat Enterprise Linux 5 Reporter: Don Dugger <ddugger>
Component: kernel-xenAssignee: Xen Maintainance List <xen-maint>
Status: CLOSED WONTFIX QA Contact: Martin Jenner <mjenner>
Severity: medium Docs Contact:
Priority: low    
Version: 5.4CC: knoel, xen-maint
Target Milestone: rc   
Target Release: 5.4   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2009-02-05 15:29:31 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 484152    
Bug Blocks: 331741, 484154    
Attachments:
Description Flags
support for queue invalidation none

Description Don Dugger 2009-02-05 00:13:45 UTC
Created attachment 330947 [details]
support for queue invalidation 

Description of patch:

implement queued invalidation, which is a VT-d2 feature that allows
software to invalidate multiple translation at a time.  Enable queued
invalidation method if HW support is detected. Otherwise, register
invalidation method, invalidate one entry at a time, is used.

Upstream Status: Accepted (CS 16775, 17099)

Comment 1 Don Dugger 2009-02-05 15:29:31 UTC
Process error, don't need a separate BZ per patch