From patchwork Tue Nov 24 19:51:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Leroy X-Patchwork-Id: 1405723 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4CgZcn4DTpz9sRR for ; Wed, 25 Nov 2020 07:00:09 +1100 (AEDT) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=csgroup.eu Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4CgZcn3cxFzDqYn for ; Wed, 25 Nov 2020 07:00:09 +1100 (AEDT) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=csgroup.eu (client-ip=93.17.236.30; helo=pegase1.c-s.fr; envelope-from=christophe.leroy@csgroup.eu; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=csgroup.eu Received: from pegase1.c-s.fr (pegase1.c-s.fr [93.17.236.30]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4CgZRR0cHgzDqKj for ; Wed, 25 Nov 2020 06:52:00 +1100 (AEDT) Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 4CgZRJ2lK7z9v0DN; Tue, 24 Nov 2020 20:51:56 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id 0zthhqvlE51a; Tue, 24 Nov 2020 20:51:55 +0100 (CET) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 4CgZRH63W5z9v0DM; Tue, 24 Nov 2020 20:51:55 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id B32088B7B7; Tue, 24 Nov 2020 20:51:55 +0100 (CET) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id QBHhHxe0qopc; Tue, 24 Nov 2020 20:51:55 +0100 (CET) Received: from po17688vm.idsi0.si.c-s.fr (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 7395C8B7AF; Tue, 24 Nov 2020 20:51:55 +0100 (CET) Received: by po17688vm.idsi0.si.c-s.fr (Postfix, from userid 0) id 4AFB66688D; Tue, 24 Nov 2020 19:51:55 +0000 (UTC) Message-Id: <6470ab99e58c84a5445af43ce4d1d772b0dc3e93.1606247495.git.christophe.leroy@csgroup.eu> From: Christophe Leroy Subject: [PATCH v1 1/3] powerpc/32s: Remove unused counters incremented by create_hpte() To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Date: Tue, 24 Nov 2020 19:51:55 +0000 (UTC) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" primary_pteg_full and htab_hash_searches are not used. Remove them. Signed-off-by: Christophe Leroy --- arch/powerpc/mm/book3s32/hash_low.S | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/arch/powerpc/mm/book3s32/hash_low.S b/arch/powerpc/mm/book3s32/hash_low.S index 9a56ba4f68f2..f964fd34dad9 100644 --- a/arch/powerpc/mm/book3s32/hash_low.S +++ b/arch/powerpc/mm/book3s32/hash_low.S @@ -359,11 +359,6 @@ END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT) beq+ 10f /* no PTE: go look for an empty slot */ tlbie r4 - lis r4, (htab_hash_searches - PAGE_OFFSET)@ha - lwz r6, (htab_hash_searches - PAGE_OFFSET)@l(r4) - addi r6,r6,1 /* count how many searches we do */ - stw r6, (htab_hash_searches - PAGE_OFFSET)@l(r4) - /* Search the primary PTEG for a PTE whose 1st (d)word matches r5 */ mtctr r0 addi r4,r3,-HPTE_SIZE @@ -393,12 +388,6 @@ END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT) bdnzf 2,1b /* loop while ctr != 0 && !cr0.eq */ beq+ .Lfound_empty - /* update counter of times that the primary PTEG is full */ - lis r4, (primary_pteg_full - PAGE_OFFSET)@ha - lwz r6, (primary_pteg_full - PAGE_OFFSET)@l(r4) - addi r6,r6,1 - stw r6, (primary_pteg_full - PAGE_OFFSET)@l(r4) - patch_site 0f, patch__hash_page_C /* Search the secondary PTEG for an empty slot */ ori r5,r5,PTE_H /* set H (secondary hash) bit */ @@ -491,10 +480,6 @@ _ASM_NOKPROBE_SYMBOL(create_hpte) .align 2 next_slot: .space 4 -primary_pteg_full: - .space 4 -htab_hash_searches: - .space 4 .previous /*