Bug 5653

Summary:	Add SMP C-state support for x86_64
Product:	ACPI	Reporter:	Shaohua (shaohua.li)
Component:	Power-Processor	Assignee:	Len Brown (lenb)
Status:	CLOSED CODE_FIX
Severity:	normal	CC:	acpi-bugzilla
Priority:	P2
Hardware:	i386
OS:	Linux
Kernel Version:	2.6.15-rc2	Subsystem:
Regression:	---	Bisected commit-id:
Attachments:	patch to invoke _PDC for x86_64 rebased against Venki's _PDC changes patch against 2.6.16-rc2

Description Shaohua 2005-11-23 18:30:34 UTC

x86_64 lacks the _PDC staff, so C2/C3 SMP can't work in x86_64.

Comment 1 Shaohua 2005-11-23 18:37:46 UTC

Created attachment 6672 [details]
patch to invoke _PDC for x86_64

Comment 2 Shaohua 2005-12-01 17:37:04 UTC

Created attachment 6744 [details]
rebased against Venki's _PDC changes

Comment 3 Shaohua 2006-02-08 17:35:17 UTC

Created attachment 7273 [details]
patch against 2.6.16-rc2

Comment 4 Len Brown 2006-02-09 01:27:18 UTC

applied to acpi-test

Comment 5 Len Brown 2006-06-25 21:17:57 UTC

shipped in 2.6.17-git9, closed.