From: Julien Grall <julien.grall@linaro.org>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
xen-devel@lists.xensource.com
Cc: Julien Grall <julien.grall@citrix.com>,
Ian Campbell <Ian.Campbell@citrix.com>
Subject: Re: [PATCH-4.5 v2 0/10] remove maintenance interrupts
Date: Sun, 16 Feb 2014 20:23:41 +0000 [thread overview]
Message-ID: <53011E4D.5050908@linaro.org> (raw)
In-Reply-To: <alpine.DEB.2.02.1402141541520.4307@kaball.uk.xensource.com>
Hi Stefano,
On 14/02/14 15:50, Stefano Stabellini wrote:
> Hi all,
> this patch series removes any needs for maintenance interrupts for both
> hardware and software interrupts in Xen.
> It achieves the goal by using the GICH_LR_HW bit for hardware interrupts
> and by checking the status of the GICH_LR registers on return to guest,
> clearing the registers that are invalid and handling the lifecycle of
> the corresponding interrupts in Xen data structures.
To keep track here, I have tried the patch series on top of the latest
Xen. Booting Xen and Dom0 is slower with this patch series.
--
Julien Grall
next prev parent reply other threads:[~2014-02-16 20:23 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-14 15:50 [PATCH-4.5 v2 0/10] remove maintenance interrupts Stefano Stabellini
2014-02-14 15:51 ` [PATCH-4.5 v2 01/10] xen/arm: remove unused virtual parameter from vgic_vcpu_inject_irq Stefano Stabellini
2014-03-18 15:58 ` Ian Campbell
2014-02-14 15:51 ` [PATCH-4.5 v2 02/10] xen/arm: support HW interrupts in gic_set_lr Stefano Stabellini
2014-02-14 17:49 ` Julien Grall
2014-03-18 16:01 ` Ian Campbell
2014-03-18 17:38 ` Stefano Stabellini
2014-03-18 17:47 ` Ian Campbell
2014-02-14 15:51 ` [PATCH-4.5 v2 03/10] xen/arm: do not request maintenance_interrupts Stefano Stabellini
2014-02-14 15:51 ` [PATCH-4.5 v2 04/10] xen/arm: set GICH_HCR_UIE if all the LRs are in use Stefano Stabellini
2014-02-14 15:51 ` [PATCH-4.5 v2 05/10] xen/arm: keep track of the GICH_LR used for the irq in struct pending_irq Stefano Stabellini
2014-02-14 15:51 ` [PATCH-4.5 v2 06/10] xen/arm: second irq injection while the first irq is still inflight Stefano Stabellini
2014-02-14 15:51 ` [PATCH-4.5 v2 07/10] xen/arm: don't protect GICH and lr_queue accesses with gic.lock Stefano Stabellini
2014-02-14 17:37 ` Julien Grall
2014-02-14 15:51 ` [PATCH-4.5 v2 08/10] xen/arm: avoid taking unconditionally the vgic.lock in gic_clear_lrs Stefano Stabellini
2014-02-14 15:51 ` [PATCH-4.5 v2 09/10] xen/arm: use GICH_ELSR[01] to avoid reading all the GICH_LRs " Stefano Stabellini
2014-02-14 15:51 ` [PATCH-4.5 v2 10/10] xen/arm: print more info in gic_dump_info, keep gic_lr sync'ed Stefano Stabellini
2014-02-16 20:31 ` Julien Grall
2014-02-16 20:23 ` Julien Grall [this message]
2014-03-18 16:02 ` [PATCH-4.5 v2 0/10] remove maintenance interrupts Ian Campbell
2014-03-18 16:10 ` Ian Campbell
2014-03-18 17:26 ` Stefano Stabellini
2014-03-18 17:25 ` Stefano Stabellini
2014-02-18 16:29 ` Ian Campbell
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