From nobody Wed Apr 8 06:39:49 2026 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 30C26FA3741 for ; Sat, 22 Oct 2022 11:49:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230382AbiJVLtO (ORCPT ); Sat, 22 Oct 2022 07:49:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43408 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229895AbiJVLsv (ORCPT ); Sat, 22 Oct 2022 07:48:51 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DA20B24F785 for ; Sat, 22 Oct 2022 04:48:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Type:MIME-Version:References: Subject:Cc:To:From:Date:Message-ID:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:In-Reply-To; bh=VsbQJE2gXZYIdS3+vUbgKcHjJGGPNYaddyEXb2iNKwA=; b=R/Cm2B1BOg/6TAQKIgkjPpWVyg aJqvcmGvaLHJIyjHUTTOC9NQOLfcdXPVFDNmrXjpOfj2HRuokxNbnDFv/xyauV8LYwlc6vtAvUbv8 qVx3drzMG8oj3vR8aj3v3JuvhjtGCrH6x8DIszHxZibmaxQOjKYKhniIsmx8QKAyVh8T0SzLH+L3N YIuC8UEvEF+f63BUsupCIiDX3G/ZGcBdpuKPmYfTMyl6VsHmFXx3eesedrDyRlojc94tKwrIsNqOg 7SCZNRhzklPUgvlZ2P4w8vhBw28FFxoMep0YjTvSE0ICbGaBrTrF7eV5JUiFFZy5fsqJBBxZu0Mu4 AbqXXtlw==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1omCzQ-00Dtgp-6K; Sat, 22 Oct 2022 11:48:32 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 397173006B1; Sat, 22 Oct 2022 13:48:26 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 0) id 241D428B8E50B; Sat, 22 Oct 2022 13:48:26 +0200 (CEST) Message-ID: <20221022114424.645657294@infradead.org> User-Agent: quilt/0.66 Date: Sat, 22 Oct 2022 13:14:06 +0200 From: Peter Zijlstra To: x86@kernel.org, willy@infradead.org, torvalds@linux-foundation.org, akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, peterz@infradead.org, linux-mm@kvack.org, aarcange@redhat.com, kirill.shutemov@linux.intel.com, jroedel@suse.de, ubizjak@gmail.com Subject: [PATCH 03/13] sh/mm: Make pmd_t similar to pte_t References: <20221022111403.531902164@infradead.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Just like 64bit pte_t, have a low/high split in pmd_t. Signed-off-by: Peter Zijlstra (Intel) --- arch/sh/include/asm/pgtable-3level.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) --- a/arch/sh/include/asm/pgtable-3level.h +++ b/arch/sh/include/asm/pgtable-3level.h @@ -28,9 +28,15 @@ #define pmd_ERROR(e) \ printk("%s:%d: bad pmd %016llx.\n", __FILE__, __LINE__, pmd_val(e)) =20 -typedef struct { unsigned long long pmd; } pmd_t; +typedef struct { + struct { + unsigned long pmd_low; + unsigned long pmd_high; + }; + unsigned long long pmd; +} pmd_t; #define pmd_val(x) ((x).pmd) -#define __pmd(x) ((pmd_t) { (x) } ) +#define __pmd(x) ((pmd_t) { .pmd =3D (x) } ) =20 static inline pmd_t *pud_pgtable(pud_t pud) {