From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f201.google.com (mail-pl1-f201.google.com [209.85.214.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A944D367298 for ; Thu, 28 May 2026 23:14:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780010050; cv=none; b=t6krEO5ZQqSLKhnWqzXD6zlnySBsdBfYYWNO86kfJ1UHvhvJ8EaXz7RDtBygeORYdskdZRbSi/clNEJn0YeMHD1RlIThWN2jZ9CbEKr1QGtWKh1eTt3GDvvskfIqH6jq5iavDivCBFxnanBqb3H7ij1uGJQ19DXIOcbdBGy2Y7A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780010050; c=relaxed/simple; bh=AXhVk+k68NDO877j6vfyI3k9axu8UA9UWPHybBF1ZQo=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=gj8DI0dH+IhoQPB11tuTS6GUDAyMg2sQZ3MfOiUv3Xn4BbA/ujM8jZ2V94hSkg+thHyXbSOJ4fW0UXD9UNuAdouuZbG9t6/QrIiOfIkRk/bwbUC9aliimszFcHZUm8yGIg+NbTJ3B3EbRngL7+ODLoFt5eFNPC6TomiKp7qczzc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=XjL69tzu; arc=none smtp.client-ip=209.85.214.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="XjL69tzu" Received: by mail-pl1-f201.google.com with SMTP id d9443c01a7336-2ba5f794825so106263065ad.0 for ; Thu, 28 May 2026 16:14:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1780010049; x=1780614849; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:from:to:cc:subject:date:message-id :reply-to; bh=wsC+LCajCg1t59+zt6iIt3qMuixyj1fPVjF6TGvJZ8M=; b=XjL69tzuzTavimvRMO/3sn2Df+AKlYUekga4H3zuTFuHQUXf32eo/aujWpOLpXEvOQ 9loOVMTQyfWM5w+7kq0xSnlFazloNT752bG1nSc9erZVqffbJhIHDPwV+3Yw5K7MzNLz 2VMxza0F+vkdM5FAwoBup89I85O0+LeeZMr4PeHfLyKPn+BzI4yFzCfsdlMAw824jkVo hW/8OP3J5DXhWRqfMeJyZcPW9BS+ZbPZkdHZg5OjP8732fesCp/atakrUbeIq3NwzB9u E3S/KxuIFWD4RSjVdT66g15IeoNL1lsQW2Qz9zYfR5XEm1RMvkcY97WLSEMHseXRNZPm r6yw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780010049; x=1780614849; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to; bh=wsC+LCajCg1t59+zt6iIt3qMuixyj1fPVjF6TGvJZ8M=; b=jCukt8KJdOtI08UTEsRf1LFLj0wCvnyTrVkE0k9XGDa7gDRtDs/6EvCea9OccCNIza GwcrD/JHjdmIESHZs4rH/Cpx0aGVryvmCNynAfbZDdLnNjVLpVp6ydUkvHnNb3MwJUVF VTFayt/ApZx8A/ZmZyACS0vqA3+yV6dVhMQfiv6pCAKrBwtv2hY1HiKDWegTSIOIx3MO sN1fEVn6aB9jXBCT3Wdz6DFUKYSUwbej6vIuOgeGfhmSTfhGXIbuBXjEki/86gcY6CyW 95RclYDJgvzhm3YCIdXghh5nQXi0VyFZiqgf2Vt8a/nqACAIMnWDqGfrYgnd+jLzMSgx PwYQ== X-Forwarded-Encrypted: i=1; AFNElJ+Je50VqPdV72m3T0fhK7KePE1T57EHoiZAfkTdqNIjT0AcPhFxauWL1GFwinc4zy0rz2qGfArPPAKSngQ=@vger.kernel.org X-Gm-Message-State: AOJu0YzUXAi2jdw3hJFGCbi9Cpm6D4CEdl946KRnAGUpC3OHxN1JxgjI tGFc0OUpKPgw0mWZqXz5CUSekm1nR+IFzusgJhWZGZmUXeVb1F8oZn8PeThfOy2fMviWqrxFg6X UQLzFdA== X-Received: from plim16.prod.google.com ([2002:a17:903:3b50:b0:2bd:3ebe:ef7e]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:902:e890:b0:2b7:aa20:3c61 with SMTP id d9443c01a7336-2bf20bb2911mr4909125ad.33.1780010048831; Thu, 28 May 2026 16:14:08 -0700 (PDT) Date: Thu, 28 May 2026 23:14:08 +0000 In-Reply-To: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260421231557.1254270-1-jrhilke@google.com> <20260421231557.1254270-7-jrhilke@google.com> Message-ID: Subject: Re: [PATCH v3 06/16] KVM: selftests: Add IRQ injection test From: Sean Christopherson To: Josh Hilke Cc: Paolo Bonzini , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, David Matlack , Alex Williamson Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable +lists and cc (I assume you accidentally replied only to me) On Thu, May 28, 2026, Josh Hilke wrote: > On Tue, May 26, 2026 at 6:59=E2=80=AFPM Sean Christopherson wrote: > > > > On Tue, Apr 21, 2026, Josh Hilke wrote: > > > From: David Matlack > > > > > > Add a new test, irq_test.c, which verifies that KVM correctly injects > > > interrupts into a running guest when triggered via an eventfd bound t= o a > > > GSI using the irqfd mechanism. > > > > Can you add some color explaining that this will/should work with IRQ b= ypass? > > I assume it does right out of the gate. >=20 > I think that explanation should go into patch 7 where we add support > for routing interrupts from a real device: > "KVM: selftests: Verify device IRQs are routed to vCPUs" Yeah, I belatedly remembered that the test initially only supported injecti= on. Can you expand the changelog to call out that the initial commit is intenti= onally "barebones", and that support for things like real devices/VFs and IRQ bypa= ss will be added in the future? Doesn't have to be much, just something to clue in= the reader that they aren't missing anything.