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Message-ID: <20231123-randlage-instinkt-e458628d2d7c@brauner>
Date: Thu, 23 Nov 2023 14:11:56 +0100
From: Christian Brauner <brauner@...nel.org>
To: Zhenyu Wang <zhenyuw@...ux.intel.com>
Cc: linux-fsdevel@...r.kernel.org, Christoph Hellwig <hch@....de>,
	Jan Kara <jack@...e.cz>, Vitaly Kuznetsov <vkuznets@...hat.com>,
	Sean Christopherson <seanjc@...gle.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	David Woodhouse <dwmw2@...radead.org>, Paul Durrant <paul@....org>,
	Oded Gabbay <ogabbay@...nel.org>, Wu Hao <hao.wu@...el.com>,
	Tom Rix <trix@...hat.com>, Moritz Fischer <mdf@...nel.org>,
	Xu Yilun <yilun.xu@...el.com>, Zhi Wang <zhi.a.wang@...el.com>,
	Jani Nikula <jani.nikula@...ux.intel.com>,
	Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
	Rodrigo Vivi <rodrigo.vivi@...el.com>,
	Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
	Leon Romanovsky <leon@...nel.org>, Jason Gunthorpe <jgg@...pe.ca>,
	Frederic Barrat <fbarrat@...ux.ibm.com>,
	Andrew Donnellan <ajd@...ux.ibm.com>, Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Eric Farman <farman@...ux.ibm.com>,
	Matthew Rosato <mjrosato@...ux.ibm.com>,
	Halil Pasic <pasic@...ux.ibm.com>,
	Vineeth Vijayan <vneethv@...ux.ibm.com>,
	Peter Oberparleiter <oberpar@...ux.ibm.com>,
	Heiko Carstens <hca@...ux.ibm.com>,
	Vasily Gorbik <gor@...ux.ibm.com>,
	Alexander Gordeev <agordeev@...ux.ibm.com>,
	Christian Borntraeger <borntraeger@...ux.ibm.com>,
	Sven Schnelle <svens@...ux.ibm.com>,
	Tony Krowiak <akrowiak@...ux.ibm.com>,
	Jason Herne <jjherne@...ux.ibm.com>,
	Harald Freudenberger <freude@...ux.ibm.com>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Jason Wang <jasowang@...hat.com>,
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
	Diana Craciun <diana.craciun@....nxp.com>,
	Alex Williamson <alex.williamson@...hat.com>,
	Eric Auger <eric.auger@...hat.com>, Fei Li <fei1.li@...el.com>,
	Benjamin LaHaise <bcrl@...ck.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...nel.org>,
	Roman Gushchin <roman.gushchin@...ux.dev>,
	Shakeel Butt <shakeelb@...gle.com>,
	Muchun Song <muchun.song@...ux.dev>,
	Kirti Wankhede <kwankhede@...dia.com>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	linux-fpga@...r.kernel.org, intel-gvt-dev@...ts.freedesktop.org,
	intel-gfx@...ts.freedesktop.org, linux-rdma@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org, linux-s390@...r.kernel.org,
	linux-usb@...r.kernel.org,
	virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
	linux-aio@...ck.org, cgroups@...r.kernel.org, linux-mm@...ck.org,
	Jens Axboe <axboe@...nel.dk>,
	Pavel Begunkov <asml.silence@...il.com>, io-uring@...r.kernel.org
Subject: Re: [PATCH v2 1/4] i915: make inject_virtual_interrupt() void

> > +	if (!vgpu->msi_trigger)
> > +		return;
> > +	eventfd_signal(vgpu->msi_trigger, 1);
> >  }
> 
> I think it's a little simpler to write as
>     if (vgpu->msi_trigger)
>             eventfd_signal(vgpu->msi_trigger, 1);

Good point. I folded that suggestion into the patch.

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