[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Xen-devel] [PATCH 2/5][RFC] lwp: adding support for AMD lightweight profiling

To: "'xen-devel@xxxxxxxxxxxxxxxxxxx'" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Keir Fraser <keir@xxxxxxx>, "Wei, Gang" <gang.wei@xxxxxxxxx>
From: Wei Huang <wei.huang2@xxxxxxx>
Date: Fri, 11 Feb 2011 10:28:43 -0600
Cc:
Delivery-date: Fri, 11 Feb 2011 08:41:58 -0800
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Add a new field for xsave/xrstor functions to specify the features.

Current implementation set EAX:EDX to all 1's. To be prepared for LWP,we add a parameter in xsave/xrstor functions to be set in EAX:EDX. Someof the idea was borrowed from Hans Rosenfeld's Linux kernel patch.


Signed-off-by: Wei Huang <wei.huang2@xxxxxxx>

Attachment: lwp_patch_2.txt
Description: lwp_patch_2.txt

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

Prev by Date: Re: [Xen-devel] [PATCH 2/3] xen: annotate functions which only call into __init at start of day
Next by Date: [Xen-devel] [PATCH 5/5][RFC] lwp: adding support for AMD lightweight profiling
Previous by thread: [Xen-devel] [PATCH 0/5][RFC] lwp: adding support for AMD lightweight profiling
Next by thread: [Xen-devel] [PATCH 5/5][RFC] lwp: adding support for AMD lightweight profiling
Index(es):
- Date
- Thread

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.