From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f201.google.com (mail-pf1-f201.google.com [209.85.210.201]) (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 116C821ABB1 for ; Fri, 18 Apr 2025 17:51:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744998704; cv=none; b=hIblCVglyZdNj1xRjIBCqb5YQU4fnhwfhLMrFmiLsyLArfu9RYiloSxRi4dA8jW3sh1gcbbWQO9idBWTsp8a0s7zFUuXCdGmluVsaeNLb0TqpuPGRzSXh7w+gnsRWP0sPqJanLuqI4SvwvZBmGQfhHF8kXzK3I03X7uJfW/IobI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744998704; c=relaxed/simple; bh=6W+OGcFxI1DS0aqJG6ibEBuiROo06ExhWAkrujlWANU=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=umQlBpdC4McbpxnDV3B0jAnQ0KOVVohjfb+UxQFKB34UWUD2VPB1b1EAjQiHwGmPSsLJwWVC702LQU96YnHe8S05DLgaVmZpj1fztygmL9+jkfEbP/nc85j2ITfPQwOfDtxloFvz6B0Vf7frVBefW4u84S10Bsod5T9rOZ3EqnY= 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=yPnsI8AF; arc=none smtp.client-ip=209.85.210.201 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="yPnsI8AF" Received: by mail-pf1-f201.google.com with SMTP id d2e1a72fcca58-7394792f83cso1559609b3a.3 for ; Fri, 18 Apr 2025 10:51:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1744998702; x=1745603502; 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=zYnYOmTALuTZaDDp7zB0k1mzpNniYAqzF9fCSP3qhAw=; b=yPnsI8AFLa1qOl+77HU+Q5eKdDtwiDzGSivmx4766ByjDikV0lPppXlRNfRqE6inbp hzzeCEaPqTY6TXZ2KON5T6Qer7n7JRHTkq2PGvBKAN5aAWNo2L39ZmSbti/s7qbpawOW TbVsDl6RMSFRoalx/uoJzS27rdlIFnAH3awL9weG9FIy1u5XpfEpfnw4aZaaImRG6Dvm mVcdCWS6143Kogv+ENklWj94kSLCtEd3ffpBPf67fehEU+4l960oxCy/G4DOjHw8votE rEcdlr5jFrdGk//g79hMkzIDonS3Eg2U7m4w/dIQblOsWhswolOYkEheDYnZTnGTXhU0 o7ng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744998702; x=1745603502; 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=zYnYOmTALuTZaDDp7zB0k1mzpNniYAqzF9fCSP3qhAw=; b=OiU/Lyo3+bM+d4K3ZCXMTSCX8KLQZlwaYtt7ovBvqsfGZrKWQ3N/brCK4cjarJHrZO BdapVL4a0Y/6FFAEeOYjDESB9J9RFzVHhhookPe3YgHlNpeWOC682Z5EVBeAl9Dvsgb/ 10bf3v3r7FSrFao3Nyn921JEpvrq8CstcDVkGrXY0jT40bc/05ReWN5a3CQ7+4DFGnpf eE1/Z/yqfvcq0xPv4NU064pE42QJ7kG2mFMNGsfz+0uSjEnINHyAyMOBudaDUEBjjJeK Ipr2aFCQcTZs27av5P86QyMuBasv0yFwjEwxWDxLr7qxO7uf9MfiMnbAsgiqbN5csgiN EPwg== X-Forwarded-Encrypted: i=1; AJvYcCWHvscotlfKmepuLOZGtP2HJLR8Ekh/Cahe6RtUMxOp/s4eX6fg7MPyVqHxO9wxPPrGCr6/Ja/ghTxJ4Uo=@vger.kernel.org X-Gm-Message-State: AOJu0YwR7JaFw2N45lPl24sW2hZJNsnOVL0Z/0/kZRCMg9FmylXwtVvS 8Ks98oETs7sTgZgHGj2pbOCy3YlmYn12DeHKzOQOVHAWKLh5uEXdoO/UkZMxAwvLe2BCGYeK3fA 40g== X-Google-Smtp-Source: AGHT+IEjytYkIRTk2QN3rHgDKBDCYzzDu9yiVMpU9uRWqwQWvZ1b3SNQlrgoBUpZQvtRiqohVDHw7aYasHE= X-Received: from pfbkx23.prod.google.com ([2002:a05:6a00:6f17:b0:730:848d:a5a3]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:4409:b0:732:535d:bb55 with SMTP id d2e1a72fcca58-73dc147bd25mr4766073b3a.4.1744998702381; Fri, 18 Apr 2025 10:51:42 -0700 (PDT) Date: Fri, 18 Apr 2025 10:51:40 -0700 In-Reply-To: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250418130644.227320-1-pbonzini@redhat.com> Message-ID: Subject: Re: [GIT PULL] KVM changes for Linux 6.15-rc3 From: Sean Christopherson To: Paolo Bonzini Cc: Linus Torvalds , linux-kernel@vger.kernel.org, kvm@vger.kernel.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Fri, Apr 18, 2025, Paolo Bonzini wrote: > On Fri, Apr 18, 2025 at 6:13=E2=80=AFPM Linus Torvalds > wrote: > > On Fri, 18 Apr 2025 at 06:06, Paolo Bonzini wrote= : > > > https://git.kernel.org/pub/scm/virt/kvm/kvm.git tags/for-linus > > > > I pulled this, but then I unpulled it, because this doesn't work for > > me AT ALL. I get > > > > ERROR: modpost: "kvm_arch_has_irq_bypass" [arch/x86/kvm/kvm-amd.ko] > > undefined! > > > > when building it. I assume it's due to the change in commit > > 73e0c567c24a ("KVM: SVM: Don't update IRTEs if APICv/AVIC is > > disabled") but didn't check any closer. >=20 > Yep. >=20 > > I think it's literally just because that symbol isn't exported, but I > > also suspect that the *right* fix is to make that function be an > > inline function that doesn't *need* to be exported. >=20 > Yes, that's possible since enable_apicv is already exported. Sorry for > the screwup. FWIW, the fixes here came from a big series that was dependent on a much (m= uch) smaller series that did export kvm_arch_has_irq_bypass(), and that got miss= ed when these fixes were grabbed early. But I agree that inlining the thing is a better solution. https://lore.kernel.org/all/20250401161804.842968-2-seanjc@google.com