From: George Dunlap <george.dunlap@citrix.com>
To: Dario Faggioli <dario.faggioli@citrix.com>,
xen-devel@lists.xenproject.org
Cc: George Dunlap <george.dunlap@eu.citrix.com>,
Andrew Cooper <andrew.cooper3@citrix.com>
Subject: Re: [PATCH v2 10/11] xen: sched: privde some scratch space for not putting cpumasks on stack
Date: Thu, 7 Apr 2016 16:12:45 +0100 [thread overview]
Message-ID: <570678ED.8010204@citrix.com> (raw)
In-Reply-To: <20160406172407.25877.89123.stgit@Solace.fritz.box>
On 06/04/16 18:24, Dario Faggioli wrote:
> directly, from schedule.c, for any scheduler that needs
> it to use it.
>
> In fact, Credit1 and RTDS needs this already. Credit2 is
> also going to need it, for supporting hard affinity
> (which is, typically, what requires a lot of cpumask
> manipulations, inside various functions).
>
> Therefore, let's define the scratch space at a broader
> scope, to limit code duplication in handling it.
>
> Signed-off-by: Dario Faggioli <dario.faggioli@citrix.com>
Love seeing all the lines starting with '-' in this diff. :-)
Reviewed-by: George Dunlap <george.dunlap@citrix.com>
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next prev parent reply other threads:[~2016-04-07 15:17 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-06 17:22 [PATCH v2 00/11] Fixes and improvement (including hard affinity!) for Credit2 Dario Faggioli
2016-04-06 17:22 ` [PATCH v2 01/11] xen: sched: make implementing .alloc_pdata optional Dario Faggioli
2016-04-07 4:56 ` Juergen Gross
2016-04-07 11:24 ` George Dunlap
2016-04-06 17:22 ` [PATCH v2 02/11] xen: sched: implement .init_pdata in Credit, Credit2 and RTDS Dario Faggioli
2016-04-06 17:23 ` [PATCH v2 03/11] xen: sched: move pCPU initialization in an helper Dario Faggioli
2016-04-06 17:23 ` [PATCH v2 04/11] xen: sched: close potential races when switching scheduler to CPUs Dario Faggioli
2016-04-07 14:54 ` George Dunlap
2016-04-07 23:48 ` Dario Faggioli
2016-04-06 17:23 ` [PATCH v2 05/11] xen: sched: improve credit2 bootparams' scope, placement and signedness Dario Faggioli
2016-04-06 17:23 ` [PATCH v2 06/11] xen: sched: on Credit2, don't reprogram the timer if idle Dario Faggioli
2016-04-06 17:23 ` [PATCH v2 07/11] xen: sched: fix per-socket runqueue creation in credit2 Dario Faggioli
2016-04-06 17:23 ` [PATCH v2 08/11] xen: sched: allow for choosing credit2 runqueues configuration at boot Dario Faggioli
2016-04-07 5:04 ` Juergen Gross
2016-04-07 15:04 ` George Dunlap
2016-04-07 22:45 ` Dario Faggioli
2016-04-06 17:23 ` [PATCH v2 09/11] xen: sched: per-core runqueues as default in credit2 Dario Faggioli
2016-04-06 17:24 ` [PATCH v2 10/11] xen: sched: privde some scratch space for not putting cpumasks on stack Dario Faggioli
2016-04-07 15:12 ` George Dunlap [this message]
2016-04-06 17:24 ` [PATCH v2 11/11] xen: sched: implement vcpu hard affinity in Credit2 Dario Faggioli
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