linux-kernel - Re: [PATCH V9 7/9] vfio, platform: make reset driver a requirement by default

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Message-ID: <46aea353-ced9-bd6b-199f-9a785d1d8758@codeaurora.org>
Date:	Fri, 15 Jul 2016 21:07:23 -0400
From:	Sinan Kaya <okaya@...eaurora.org>
To:	Alex Williamson <alex.williamson@...hat.com>
Cc:	kvm@...r.kernel.org, timur@...eaurora.org, cov@...eaurora.org,
	jcm@...hat.com, eric.auger@...hat.com, linux-acpi@...r.kernel.org,
	agross@...eaurora.org, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Baptiste Reynal <b.reynal@...tualopensystems.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V9 7/9] vfio, platform: make reset driver a requirement by
 default

On 7/14/2016 6:24 PM, Alex Williamson wrote:
>> struct vfio_platform_device {
>> > +	bool				reset_required;
>> >  	struct vfio_platform_region	*regions;
>> >  	u32				num_regions;
>> >  	struct vfio_platform_irq	*irqs;
> Either you have 64bit bools or you're not paying any attention to
> to the alignment of this structure.  If we only care about 64bit
> systems we could tuck this into the gap after num_regions, otherwise
> append it to the end of the structure, we certainly don't care about
> keeping a reset flag within cache line boundaries.  Thanks,

OK, I moved it to the end of the structure.

-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.