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[209.132.180.67]) by mx.google.com with ESMTP id c14si5891012ejm.48.2019.10.28.00.22.21; Mon, 28 Oct 2019 00:22:44 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=nrrnfQRD; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731463AbfJ0VTW (ORCPT + 99 others); Sun, 27 Oct 2019 17:19:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:39562 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731435AbfJ0VTP (ORCPT ); Sun, 27 Oct 2019 17:19:15 -0400 Received: from localhost (100.50.158.77.rev.sfr.net [77.158.50.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 51D7621726; Sun, 27 Oct 2019 21:19:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572211154; bh=naMNGdMiQ4KmdVDxjycCfK0/ec7A2qbg2aucw2kQ98M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nrrnfQRDvxI41E1mrYhxZJr4QDeGAXov94OunhybJYAAEo65q+WY8drjVLWIXvTRy 5/WAeCTaoHRshVizsGDi+2EigDcU/cUdAevlMTHxwGMYhPgTDmua6nIgH8LPHOibOW IZU1d8vAoAKP+82Gu9y+I4SSfC0M19X3LczgOQBQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Qian Cai , Christian Borntraeger , Vasily Gorbik , Sasha Levin Subject: [PATCH 5.3 052/197] s390/mm: fix -Wunused-but-set-variable warnings Date: Sun, 27 Oct 2019 21:59:30 +0100 Message-Id: <20191027203354.492549644@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191027203351.684916567@linuxfoundation.org> References: <20191027203351.684916567@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Qian Cai [ Upstream commit 51ce02216d4ad4e8f6a58de81d6e803cf04c418e ] Convert two functions to static inline to get ride of W=1 GCC warnings like, mm/gup.c: In function 'gup_pte_range': mm/gup.c:1816:16: warning: variable 'ptem' set but not used [-Wunused-but-set-variable] pte_t *ptep, *ptem; ^~~~ mm/mmap.c: In function 'acct_stack_growth': mm/mmap.c:2322:16: warning: variable 'new_start' set but not used [-Wunused-but-set-variable] unsigned long new_start; ^~~~~~~~~ Signed-off-by: Qian Cai Link: https://lore.kernel.org/lkml/1570138596-11913-1-git-send-email-cai@lca.pw/ Signed-off-by: Christian Borntraeger Signed-off-by: Vasily Gorbik Signed-off-by: Sasha Levin --- arch/s390/include/asm/hugetlb.h | 9 +++++++-- arch/s390/include/asm/pgtable.h | 3 ++- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/arch/s390/include/asm/hugetlb.h b/arch/s390/include/asm/hugetlb.h index bb59dd9645909..de8f0bf5f238c 100644 --- a/arch/s390/include/asm/hugetlb.h +++ b/arch/s390/include/asm/hugetlb.h @@ -12,8 +12,6 @@ #include #include - -#define is_hugepage_only_range(mm, addr, len) 0 #define hugetlb_free_pgd_range free_pgd_range #define hugepages_supported() (MACHINE_HAS_EDAT1) @@ -23,6 +21,13 @@ pte_t huge_ptep_get(pte_t *ptep); pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); +static inline bool is_hugepage_only_range(struct mm_struct *mm, + unsigned long addr, + unsigned long len) +{ + return false; +} + /* * If the arch doesn't supply something else, assume that hugepage * size aligned regions are ok without further preparation. diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index 9b274fcaacb68..70ac23e50cae9 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -1268,7 +1268,8 @@ static inline pte_t *pte_offset(pmd_t *pmd, unsigned long address) #define pte_offset_kernel(pmd, address) pte_offset(pmd, address) #define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address) -#define pte_unmap(pte) do { } while (0) + +static inline void pte_unmap(pte_t *pte) { } static inline bool gup_fast_permitted(unsigned long start, unsigned long end) { -- 2.20.1