From patchwork Sun Mar 17 02:01:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 10856157 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id AA1891390 for ; Sun, 17 Mar 2019 02:02:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 858D429BBF for ; Sun, 17 Mar 2019 02:02:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 76A4D29BCE; Sun, 17 Mar 2019 02:02:03 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 484E029BBF for ; Sun, 17 Mar 2019 02:02:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726776AbfCQCCB (ORCPT ); Sat, 16 Mar 2019 22:02:01 -0400 Received: from conuserg-12.nifty.com ([210.131.2.79]:65084 "EHLO conuserg-12.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726726AbfCQCCB (ORCPT ); Sat, 16 Mar 2019 22:02:01 -0400 Received: from grover.tkatk1.zaq.ne.jp (zaqdadce369.zaq.ne.jp [218.220.227.105]) (authenticated) by conuserg-12.nifty.com with ESMTP id x2H21AjE021412; Sun, 17 Mar 2019 11:01:11 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-12.nifty.com x2H21AjE021412 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1552788072; bh=TqcxiWkGFpXlpfPJIEukNEPi05J+9+fJ05tEmXpgYP0=; h=From:To:Cc:Subject:Date:From; b=NkRddMO5hvAH38nF/uBRMMYzqmmdQy8QSYVXHi+bDf83bjWkmyoQ7CAunKSXFixSw 1Xw/+B9wSg5DIUFc1SJsSG23mE3XW1UQAP4kpSfVJXs77D9Bp5KtxlGbdX5VMwfgqw Tm9M71tANdBnwACGw4CmIoARmEKcPtSZGflDgpxVqNvtIVMT5ww7+XcXgobRw+hw3s bo4Sw2S+FkfyJ2m+1k3WDvpvFotzQYaHKkYe3McGbZ8qn0X/Y1E8RQOdB7x+Qfa+ld yUsk5ljVg9UTzGNnEpK4pWf8Xc8w/wkv0dimZNeA7wYN4ZWLl+xHL0u6KuxBsR+NVV LkqoOo3du4Itw== X-Nifty-SrcIP: [218.220.227.105] From: Masahiro Yamada To: linux-kbuild@vger.kernel.org Cc: linux-arch@vger.kernel.org, Sam Ravnborg , Masahiro Yamada Subject: [PATCH 1/2] kbuild: warn redundant generic-y Date: Sun, 17 Mar 2019 11:01:08 +0900 Message-Id: <1552788069-26557-1-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kbuild-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kbuild@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The generic-y is redundant under the following condition: - arch has its own implementation - the same header is added to generated-y - the same header is added to mandatory-y If a redundant generic-y is found, the warning like follows is displayed: scripts/Makefile.asm-generic:20: redundant generic-y found in arch/arm/include/asm/Kbuild: timex.h I fixed up arch Kbuild files found by this. Suggested-by: Sam Ravnborg Signed-off-by: Masahiro Yamada --- arch/arm/include/asm/Kbuild | 1 - arch/h8300/include/asm/Kbuild | 1 - arch/ia64/include/uapi/asm/Kbuild | 1 - arch/openrisc/include/asm/Kbuild | 2 -- arch/parisc/include/asm/Kbuild | 2 -- arch/powerpc/include/asm/Kbuild | 1 - arch/s390/include/asm/Kbuild | 1 - arch/s390/include/uapi/asm/Kbuild | 1 - arch/x86/include/uapi/asm/Kbuild | 1 - arch/xtensa/include/asm/Kbuild | 1 - arch/xtensa/include/uapi/asm/Kbuild | 1 - scripts/Makefile.asm-generic | 6 ++++++ 12 files changed, 6 insertions(+), 13 deletions(-) diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild index 1d66db9..a8a4eb7 100644 --- a/arch/arm/include/asm/Kbuild +++ b/arch/arm/include/asm/Kbuild @@ -18,7 +18,6 @@ generic-y += segment.h generic-y += serial.h generic-y += simd.h generic-y += sizes.h -generic-y += timex.h generic-y += trace_clock.h generated-y += mach-types.h diff --git a/arch/h8300/include/asm/Kbuild b/arch/h8300/include/asm/Kbuild index 961c1dc..3e7c8ec 100644 --- a/arch/h8300/include/asm/Kbuild +++ b/arch/h8300/include/asm/Kbuild @@ -17,7 +17,6 @@ generic-y += fb.h generic-y += ftrace.h generic-y += futex.h generic-y += hardirq.h -generic-y += hash.h generic-y += hw_irq.h generic-y += irq_regs.h generic-y += irq_work.h diff --git a/arch/ia64/include/uapi/asm/Kbuild b/arch/ia64/include/uapi/asm/Kbuild index b71c5f7..5b819e5 100644 --- a/arch/ia64/include/uapi/asm/Kbuild +++ b/arch/ia64/include/uapi/asm/Kbuild @@ -2,4 +2,3 @@ include include/uapi/asm-generic/Kbuild.asm generated-y += unistd_64.h generic-y += kvm_para.h -generic-y += socket.h diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index 1f04844b..5a73e29 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -15,7 +15,6 @@ generic-y += fb.h generic-y += ftrace.h generic-y += hardirq.h generic-y += hw_irq.h -generic-y += irq.h generic-y += irq_regs.h generic-y += irq_work.h generic-y += kdebug.h @@ -35,7 +34,6 @@ generic-y += qrwlock.h generic-y += sections.h generic-y += segment.h generic-y += shmparam.h -generic-y += string.h generic-y += switch_to.h generic-y += topology.h generic-y += trace_clock.h diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild index 0b1e354..6f49e77 100644 --- a/arch/parisc/include/asm/Kbuild +++ b/arch/parisc/include/asm/Kbuild @@ -1,7 +1,6 @@ generated-y += syscall_table_32.h generated-y += syscall_table_64.h generated-y += syscall_table_c32.h -generic-y += barrier.h generic-y += current.h generic-y += device.h generic-y += div64.h @@ -20,7 +19,6 @@ generic-y += percpu.h generic-y += preempt.h generic-y += seccomp.h generic-y += segment.h -generic-y += topology.h generic-y += trace_clock.h generic-y += user.h generic-y += vga.h diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild index 77ff7fb..a0c132b 100644 --- a/arch/powerpc/include/asm/Kbuild +++ b/arch/powerpc/include/asm/Kbuild @@ -5,7 +5,6 @@ generated-y += syscall_table_spu.h generic-y += div64.h generic-y += export.h generic-y += irq_regs.h -generic-y += irq_work.h generic-y += local64.h generic-y += mcs_spinlock.h generic-y += preempt.h diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild index e323977..12d77cb 100644 --- a/arch/s390/include/asm/Kbuild +++ b/arch/s390/include/asm/Kbuild @@ -20,7 +20,6 @@ generic-y += local.h generic-y += local64.h generic-y += mcs_spinlock.h generic-y += mm-arch-hooks.h -generic-y += preempt.h generic-y += rwsem.h generic-y += trace_clock.h generic-y += unaligned.h diff --git a/arch/s390/include/uapi/asm/Kbuild b/arch/s390/include/uapi/asm/Kbuild index 6b0f30b..da3e0d4 100644 --- a/arch/s390/include/uapi/asm/Kbuild +++ b/arch/s390/include/uapi/asm/Kbuild @@ -3,4 +3,3 @@ include include/uapi/asm-generic/Kbuild.asm generated-y += unistd_32.h generated-y += unistd_64.h -generic-y += socket.h diff --git a/arch/x86/include/uapi/asm/Kbuild b/arch/x86/include/uapi/asm/Kbuild index efe701b..f6648e9 100644 --- a/arch/x86/include/uapi/asm/Kbuild +++ b/arch/x86/include/uapi/asm/Kbuild @@ -3,4 +3,3 @@ include include/uapi/asm-generic/Kbuild.asm generated-y += unistd_32.h generated-y += unistd_64.h generated-y += unistd_x32.h -generic-y += socket.h diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index d939e13..42b6cb3 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -15,7 +15,6 @@ generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += kprobes.h -generic-y += linkage.h generic-y += local.h generic-y += local64.h generic-y += mcs_spinlock.h diff --git a/arch/xtensa/include/uapi/asm/Kbuild b/arch/xtensa/include/uapi/asm/Kbuild index 6b43e50..960bf1e 100644 --- a/arch/xtensa/include/uapi/asm/Kbuild +++ b/arch/xtensa/include/uapi/asm/Kbuild @@ -2,4 +2,3 @@ include include/uapi/asm-generic/Kbuild.asm generated-y += unistd_32.h generic-y += kvm_para.h -generic-y += socket.h diff --git a/scripts/Makefile.asm-generic b/scripts/Makefile.asm-generic index a62d282..c7d2b7a 100644 --- a/scripts/Makefile.asm-generic +++ b/scripts/Makefile.asm-generic @@ -14,6 +14,12 @@ src := $(subst /generated,,$(obj)) include scripts/Kbuild.include +redundant := $(filter $(mandatory-y) $(generated-y), $(generic-y)) +redundant += $(foreach f, $(generic-y), $(if $(wildcard $(srctree)/$(src)/$(f)),$(f))) +redundant := $(sort $(redundant)) +$(if $(redundant),\ + $(warning redundant generic-y found in $(src)/Kbuild: $(redundant))) + # If arch does not implement mandatory headers, fallback to asm-generic ones. mandatory-y := $(filter-out $(generated-y), $(mandatory-y)) generic-y += $(foreach f, $(mandatory-y), $(if $(wildcard $(srctree)/$(src)/$(f)),,$(f)))