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Date: Thu, 3 Mar 2016 16:26:31 +0000
From: Julien Grall <julien.grall@....com>
To: Eric Auger <eric.auger@...aro.org>, eric.auger@...com,
robin.murphy@....com, alex.williamson@...hat.com,
will.deacon@....com, joro@...tes.org, tglx@...utronix.de,
jason@...edaemon.net, marc.zyngier@....com,
christoffer.dall@...aro.org, linux-arm-kernel@...ts.infradead.org,
kvmarm@...ts.cs.columbia.edu, kvm@...r.kernel.org
Cc: patches@...aro.org, Manish.Jaggi@...iumnetworks.com,
linux-kernel@...r.kernel.org, iommu@...ts.linux-foundation.org
Subject: Re: [RFC v5 03/17] iommu: introduce a reserved iova cookie
Hi Eric,
On 01/03/16 18:27, Eric Auger wrote:
> diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
> index 0e3b009..7b2bb94 100644
> --- a/drivers/iommu/iommu.c
> +++ b/drivers/iommu/iommu.c
> @@ -1072,6 +1072,7 @@ static struct iommu_domain *__iommu_domain_alloc(struct bus_type *bus,
>
> domain->ops = bus->iommu_ops;
> domain->type = type;
> + mutex_init(&domain->reserved_mutex);
For consistency, the RB-tree reserved_binding_list should be initialized
too:
domain->reserved_binding_list = RB_ROOT;
Cheers,
--
Julien Grall
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