Bug 484144

Summary: VTd: changeset 7 of 16: hook pio
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 15:19:44 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: 484141    
Bug Blocks: 331741, 484145    
Attachments:
Description Flags
hook pio none

Description Don Dugger 2009-02-04 23:27:02 UTC
Created attachment 330938 [details]
hook pio

Description of patch:

hook pio for assigned devices, thus improve pio performance.

map memory for VT-d page table, map mmio of assigned device in p2m/ept table, and set UC of these mmio pages.


Upstream Status: Accepted (CS 15916, 17529, 17645)

Comment 1 Don Dugger 2009-02-05 15:19:44 UTC
Process error, don't need a separate BZ per patch