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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id CFE70C624A5 for ; Mon, 31 Aug 2026 05:44:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=l8tEaJoybxgEHiydhpmRrd0zyZxOUOa5tuSqtahiLM8=; b=M4mqXNqGBGjy/u2Ym7bZMAl55T w6F6XQ1RrgRgvvhUI6VppM9Zz6Mql8A52yj+YPVpPfWgBLAvViygWWNU394XT5dWqmoKzKzBuNGbo TfdQIPrLH8diFIr8bMageGzGfcQ9GHE3WAYOSDO6U1CCb/7fFOprY05ONXL54vsdN/88mXHYMwDB3 QipSeRwPpRFaNNQq+cQTeyTRT1bgMJX0aPTwluHnE9RFcndjKEGjLfZT0zEvBHoWgNjXEvJkhHJiG LHG22hBIZ9axkPaKv+5V/IdbfN7lOHxwTqDE6LCNwH7WWwI1MsnDLnaZkVrV0cQLQRpWHH2R5ALzi O4R3aTxA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x0uol-00000008Y8c-2FE4; Mon, 31 Aug 2026 05:44:27 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x0uoL-00000008Xbb-30q2; Mon, 31 Aug 2026 05:44:03 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9CF061A32; Sun, 30 Aug 2026 22:43:56 -0700 (PDT) Received: from localhost (a085714.arm.com [10.164.19.28]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6785C3F85F; Sun, 30 Aug 2026 22:43:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1788155040; bh=19JNL2aQ1m2bgjsQFbzvNHwUtw8tQlkca/Xxp7GPwo8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=U0L19rtbEHy9Bp2X2iUVLKKtbExFWVCCT5piVe9NpoUB1AFhA8YHZQbH1wlPAPfX4 Ay2S64IR505XEPoJ0IN4Oh6nslmTu7PwulMz8Lw7NqgU8iCXl/uxnUPMxcESRtkCpw mWcDca7zBkcW4qfWA9izm/4P351I4KVkwzyARqd8= From: Anshuman Khandual To: linux-mm@kvack.org Cc: samuel.holland@sifive.com, Anshuman Khandual , David Hildenbrand , Mike Rapoport , Andrew Morton , Lorenzo Stoakes , Yoshinori Sato , Rich Felker , John Paul Adrian Glaubitz , "James E.J. Bottomley" , Helge Deller , Huacai Chen , WANG Xuerui , linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 7/8] sh/mm: Stop using pgd_ERROR() Date: Mon, 31 Aug 2026 11:13:29 +0530 Message-ID: <20260831054331.625505-8-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260831054331.625505-1-anshuman.khandual@arm.com> References: <20260831054331.625505-1-anshuman.khandual@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260830_224401_806297_618916EE X-CRM114-Status: UNSURE ( 9.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Stop using pgd_ERROR() in __get_pte_phys() when page table entry is already known to be empty. Cc: Yoshinori Sato Cc: Rich Felker Cc: John Paul Adrian Glaubitz Cc: linux-sh@vger.kernel.org Cc: linux-kernel@vger.kernel.org Reviewed-by: David Hildenbrand (Arm) Acked-by: Mike Rapoport (Microsoft) Signed-off-by: Anshuman Khandual --- arch/sh/mm/init.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 8d65e60688dc..93921109f4e6 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -52,10 +52,8 @@ static pte_t *__get_pte_phys(unsigned long addr) pmd_t *pmd; pgd = pgd_offset_k(addr); - if (pgd_none(*pgd)) { - pgd_ERROR(*pgd); + if (pgd_none(*pgd)) return NULL; - } p4d = p4d_alloc(NULL, pgd, addr); if (unlikely(!p4d)) { -- 2.43.0