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

Re: [Xen-devel] [Patch] support of lock profiling in Xen


  • To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
  • From: Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>
  • Date: Thu, 08 Oct 2009 11:04:48 +0200
  • Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • Delivery-date: Thu, 08 Oct 2009 02:05:19 -0700
  • Domainkey-signature: s=s1536a; d=ts.fujitsu.com; c=nofws; q=dns; h=X-SBRSScore:X-IronPort-AV:Received:X-IronPort-AV: Received:Received:Message-ID:Date:From:Organization: User-Agent:MIME-Version:To:CC:Subject:References: In-Reply-To:X-Enigmail-Version:Content-Type: Content-Transfer-Encoding; b=nEO9/4m5LOaO88N6qs2ycAf1sJlrghHiA4MDRHUtg1zlbAuNAkzsVAN3 YWMkssno9T9/Hv7RhXrSIIipdKcl6YdjNSkwv5qEQ6Hb7TWAyE1huSAYt xMTV5h69k+RwFVuWk9r7xiANx3z8/m23YVc2wevkByHNBNSaOyneeGCON SMUw5FloNe0QQHbdC0JxuqXUWRxlb9LaOByA52zUQFjOWdLqntsACGHQk Ikd8KJ8yvXP/yckhKtRJKEIPdI3ZX;
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Keir Fraser wrote:
> On 08/10/2009 09:27, "Juergen Gross" <juergen.gross@xxxxxxxxxxxxxx> wrote:
> 
>> It would even be possible to define lock arrays if summing up all data for
>> e.g. domain specific locks is not desired.
> 
> Allowing spinlock_init() to specify not only a name but also a
> 'category-specific index' might be okay. For example, domid, in the case of
> a domain-specific lock. Hiding the allocation of profiling info structs in
> the spinlock subsystem somehow... (e.g., radix tree to make a simple
> growable array).

I'll try another patch...


Juergen

-- 
Juergen Gross                 Principal Developer Operating Systems
TSP ES&S SWE OS6                       Telephone: +49 (0) 89 636 47950
Fujitsu Technolgy Solutions               e-mail: juergen.gross@xxxxxxxxxxxxxx
Otto-Hahn-Ring 6                        Internet: ts.fujitsu.com
D-81739 Muenchen                 Company details: ts.fujitsu.com/imprint.html

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


 


Rackspace

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