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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D457DECE596 for ; Tue, 15 Oct 2019 19:19:37 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A8BBC217D6 for ; Tue, 15 Oct 2019 19:19:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="iS3kgPbS"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="ZLSPKlF3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A8BBC217D6 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=synopsys.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-snps-arc-bounces+linux-snps-arc=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=5vtH41i/FKhqvzvxkeCF2uvmhQ81kRe8HrEw39BgnDo=; b=iS3kgPbSHwH7th 9DBPYgR/BKQabwzrSKLtZoyEb7njzA8lTftHadhhzqxM2B0xjkRtE73F32uoZu23BN4s0A7tYIhOn WgcNtQw+C8rTQyZyTHCzJAbn4908PDEqV2gVNmNrAejV8DfoDP+GUPQMjlo2AtHMcAkDh9qzdhyGC wjHZ3izhfIVMLTq1WmDFMn6pX+xcSKRfz3ixIJGORWhEtW3WqkPXtAS7MTMG08UMGLWgj27202y76 ANn707Rlhx7P/rDq+tupq8d2d2Eb3x36FUXpXrCYxfq72oNMRg8tSuwOi3XzYTsIS/roxpp15rZ4G 7Z5rpZWJ8CFujTtD8tvQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iKSM4-00025k-BQ; Tue, 15 Oct 2019 19:19:36 +0000 Received: from smtprelay-out1.synopsys.com ([198.182.47.102]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iKSM0-00023K-V0 for linux-snps-arc@lists.infradead.org; Tue, 15 Oct 2019 19:19:34 +0000 Received: from mailhost.synopsys.com (dc8-mailhost1.synopsys.com [10.13.135.209]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id E20F5C0C5D; Tue, 15 Oct 2019 19:19:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1571167171; bh=TWgIAs403uWUV0wYIkngd1fRYFF87Lk2XfM7j9v1Avg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZLSPKlF3qsHIMHjNHX42zIg6rv8COLc9ZMJr/pGptVwfRJeIM+xBDW23wXMHCEVNa MdVqy65PrxiOrKXzvojFPr+6dSgi7PY8JlLojB2pZn2bFOb6oCxhtEbQUVqF255oJA LyUfQHIS/UX534EhoNu01ZjN18aS4TmWn5li0jWye2T8VA4ZwTJlRROsxbQfDb9s58 hEWVJ8J8flWGQEjC8bofa3jNnhZqJGTIgoWyod5l+i8d9VOTPKoCldNKBcDxvfvY5Z CKF2IMWPRfD+aRsAVJimGOKOR9SW11l0ER/m6tKSlMXtJQ0gkbkAfkwR6G79h/qHjg Eht8vPO+SeINQ== Received: from vineetg-Latitude-E7450.internal.synopsys.com (vineetg-latitude-e7450.internal.synopsys.com [10.10.161.61]) by mailhost.synopsys.com (Postfix) with ESMTP id 4C1A7A007D; Tue, 15 Oct 2019 19:19:29 +0000 (UTC) From: Vineet Gupta To: Arnd Bergmann , Will Deacon , "Aneesh Kumar K . V" , Andrew Morton , Nick Piggin , Peter Zijlstra , "Kirill A . Shutemov" , Linus Torvalds Subject: [PATCH v2 4/5] asm-generic/tlb: stub out pmd_free_tlb() if nopmd Date: Tue, 15 Oct 2019 12:19:25 -0700 Message-Id: <20191015191926.9281-5-vgupta@synopsys.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191015191926.9281-1-vgupta@synopsys.com> References: <20191015191926.9281-1-vgupta@synopsys.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191015_121933_007716_FD34E91B X-CRM114-Status: GOOD ( 11.22 ) X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-mm@kvack.org, Vineet Gupta , linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+linux-snps-arc=archiver.kernel.org@lists.infradead.org Note that pmd routine folding can be tricky as even in 2-level setup (where pmd is folded) most pmd routines refer to upper levels. This one can surely be elided however. | bloat-o-meter2 vmlinux-E-elide-p?d_clear_bad vmlinux-F-elide-pmd_free_tlb | add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-112 (-112) | function old new delta | free_pgd_range 422 310 -112 | Total: Before=4137042, After=4136930, chg -1.000000% Signed-off-by: Vineet Gupta --- include/asm-generic/pgtable-nopmd.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h index b85b8271a73d..0d9b28cba16d 100644 --- a/include/asm-generic/pgtable-nopmd.h +++ b/include/asm-generic/pgtable-nopmd.h @@ -60,7 +60,7 @@ static inline pmd_t * pmd_offset(pud_t * pud, unsigned long address) static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) { } -#define __pmd_free_tlb(tlb, x, a) do { } while (0) +#define pmd_free_tlb(tlb, x, a) do { } while (0) #undef pmd_addr_end #define pmd_addr_end(addr, end) (end) -- 2.20.1 _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc