From: Thomas Huth <thuth@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v2] hw/i386: make IOMMUs configurable via default-configs/
Date: Mon, 12 Mar 2018 11:05:29 +0100 [thread overview]
Message-ID: <afc0d944-d040-a0a6-eab8-617bf8f4ba0b@redhat.com> (raw)
In-Reply-To: <3bd96555-ac06-f66a-6c0f-a84c3987c9ca@redhat.com>
On 12.03.2018 10:53, Paolo Bonzini wrote:
> On 12/03/2018 10:48, Thomas Huth wrote:
>>> +obj-$(CONFIG_VTD) += x86-iommu.o intel_iommu.o
>>> +obj-$(CONFIG_AMD_IOMMU) += x86-iommu.o amd_iommu.o
>> The linker likely does not care if x86-iommu.o is included twice
>
> The linker actually cares, but rules.mak drops the duplicate:
>
> commit e2a99ad3e174ab4c9d2320dcecd779230409829f
> Author: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
> Date: Thu Aug 25 09:18:52 2011 +0100
>
> build: sort objects to remove duplicates for link
Ah, nice, I wasn't aware of that trick. The current patch looks fine to
me in this case:
Reviewed-by: Thomas Huth <thuth@redhat.com>
next prev parent reply other threads:[~2018-03-12 10:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-12 9:43 [Qemu-devel] [PATCH v2] hw/i386: make IOMMUs configurable via default-configs/ Paolo Bonzini
2018-03-12 9:48 ` Thomas Huth
2018-03-12 9:53 ` Paolo Bonzini
2018-03-12 10:05 ` Thomas Huth [this message]
2018-03-12 10:54 ` Philippe Mathieu-Daudé
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