From: Joerg Roedel <joro@8bytes.org>
To: John Garry <john.garry@huawei.com>
Cc: mst@redhat.com, will@kernel.org, linuxarm@huawei.com,
linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org,
xieyongji@bytedance.com, iommu@lists.linux-foundation.org,
robin.murphy@arm.com
Subject: Re: [PATCH v2] iommu/iova: Separate out rcache init
Date: Mon, 14 Feb 2022 15:45:11 +0100 [thread overview]
Message-ID: <Ygpq9zvzGsFu/FZ1@8bytes.org> (raw)
In-Reply-To: <1643882360-241739-1-git-send-email-john.garry@huawei.com>
On Thu, Feb 03, 2022 at 05:59:20PM +0800, John Garry wrote:
> Currently the rcache structures are allocated for all IOVA domains, even if
> they do not use "fast" alloc+free interface. This is wasteful of memory.
>
> In addition, fails in init_iova_rcaches() are not handled safely, which is
> less than ideal.
>
> Make "fast" users call a separate rcache init explicitly, which includes
> error checking.
>
> Signed-off-by: John Garry <john.garry@huawei.com>
Applied, thanks.
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prev parent reply other threads:[~2022-02-14 14:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1643882360-241739-1-git-send-email-john.garry@huawei.com>
2022-02-03 11:34 ` [PATCH v2] iommu/iova: Separate out rcache init Michael S. Tsirkin
2022-02-14 14:29 ` Robin Murphy
2022-02-14 14:45 ` Joerg Roedel [this message]
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