From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB69AC4167B for ; Thu, 30 Nov 2023 01:44:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344080AbjK3BoV (ORCPT ); Wed, 29 Nov 2023 20:44:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48824 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232787AbjK3BoT (ORCPT ); Wed, 29 Nov 2023 20:44:19 -0500 Received: from mail-pl1-x64a.google.com (mail-pl1-x64a.google.com [IPv6:2607:f8b0:4864:20::64a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 834A010DB for ; Wed, 29 Nov 2023 17:44:25 -0800 (PST) Received: by mail-pl1-x64a.google.com with SMTP id d9443c01a7336-1cfd4ef9f06so5608345ad.0 for ; Wed, 29 Nov 2023 17:44:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1701308665; x=1701913465; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=Lln3JA/pL2zNGG8fnWXWFxt/sDS6XmKq9CUbeWSzI+U=; b=hLCQLMreGSsOJb4PEsjjAZX5OBqORQsQ0vhdiAWLZuioy3zTgy6oGMa2s8q+PXMQjA OFnirMnv1WQLWdKgACzf+kmNQvDay62Wm4lkfT/2oxPEr7B8otAMdBSSQNw2Kr7ubp/T LZnr5wQYJ13pQb4fosgsUqgNv5q3naAnV/U7SDItKHLf7/d4/dH0OavYBrw6IQVT9hWn wut9o0kRv8aVgNWaB6VFrtFGVXvyOgXBg6rXqob0GqRUw3jPsw7ICIJ7Tg71PRimIi9V zt29wgc0MlnFkhqTAtblLgwPqTIGHqDTeuz7oGxFgo5qZjsg9dAJ00+2C2VsG7JdIA39 xrnA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701308665; x=1701913465; h=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=Lln3JA/pL2zNGG8fnWXWFxt/sDS6XmKq9CUbeWSzI+U=; b=ZlPJOkZbciMha5zxF8O/dC64PkPB35iluGipZk3/4QGr54N20Irrgeh9QfK1EUk90H f9LGZ/vjvkck8URofiw3ErGWXH1v2FzK4PXQ9AFzNuNSVmjsDm01dzKsN3X04eBNg+z0 hiJFGmXtwEVi64kDLUJlATDU8Y6GlQiMQ8uHVtGunc+WL6Q5KbP6RNnjnZBr45Zk58qm jo5Q8dC8yo4DKygIHSTi3nTffEWj6HvvQqVisbulFSm3FPhNfGhiUFw+F1p2jR0XJj+t DpLhFS7BiBCpdoAeq5u1ofm6nFdZ4NFSgPhIGGoYp8izs6SROIdB82zbtj7dEFqzEVvz 4Jug== X-Gm-Message-State: AOJu0YykUhGoBQlm6vj5tcNP562xnCVDVHAte3z/K4MGXmuHfyjzBS7J RCSrpiQnOUAJfR5JGboDwFA9fH2rFgM= X-Google-Smtp-Source: AGHT+IHhXzzYXOzUBShDv5PGX0Z4/O+DwcPcBk7HaqSRWwv0r6E6VgrGl95aCT63qnVH61WySbFupvW1SnI= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a17:903:452:b0:1cf:a2af:ee09 with SMTP id iw18-20020a170903045200b001cfa2afee09mr3891848plb.5.1701308665015; Wed, 29 Nov 2023 17:44:25 -0800 (PST) Date: Wed, 29 Nov 2023 17:44:10 -0800 In-Reply-To: <9fc8b5395321abbfcaf5d78477a9a7cd350b08e4.camel@infradead.org> Mime-Version: 1.0 References: <9fc8b5395321abbfcaf5d78477a9a7cd350b08e4.camel@infradead.org> X-Mailer: git-send-email 2.43.0.rc1.413.gea7ed67945-goog Message-ID: <170129774172.531444.5273351479240082811.b4-ty@google.com> Subject: Re: [PATCH] KVM: selftests: add -MP to CFLAGS From: Sean Christopherson To: Sean Christopherson , kvm@vger.kernel.org, David Woodhouse Cc: Paolo Bonzini , Shuah Khan , linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 28 Oct 2023 20:34:53 +0100, David Woodhouse wrote: > Using -MD without -MP causes build failures when a header file is deleted > or moved. With -MP, the compiler will emit phony targets for the header > files it lists as dependencies, and the Makefiles won't refuse to attempt > to rebuild a C unit which no longer includes the deleted header. > > Applied to kvm-x86 selftests, thanks! [1/1] KVM: selftests: add -MP to CFLAGS https://github.com/kvm-x86/linux/commit/fc6543bb55d4 -- https://github.com/kvm-x86/linux/tree/next