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 EB61CC61DD3 for ; Mon, 31 Aug 2026 05:44:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Ha7q13+J+dW4wdf6/1HI4DEVwfydiymSYQQPMgmd9H0=; b=zZvuwMX9cOug3k 4jqT724d9lZXgnUATWNJGePw0QxRKlJeXgqj2vNlQ1v7ZrH7SBdoIey807avkWpCHDBnM3+LN6BiA 5dScrc041Rz9XKy0qCZVcvuq3vi34cOB7pc8d0fSJPp9CdH79uyXZ2TkmWwXpA5qwHBaijAe7tXro RhKXJ8W859k0i0jQi+CCpqsRTAeFqXYs2+HBveQA/XACI8MMrbiy1FGsjvkkwfg/cd7VxwP+G+zkK unqsh3QA+2XQlosXo3hhaxHT9frtGD4Bxuz3YhNeLDceA+lm5AlFBWkaMnTi1ffIRyQwHbqac2/66 SbdtM+ubZUwZphPYTfPg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x0uoS-00000008Xl1-3cOz; Mon, 31 Aug 2026 05:44:08 +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 1x0uoA-00000008XQZ-0lTj; Mon, 31 Aug 2026 05:43:51 +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 A634419F6; Sun, 30 Aug 2026 22:43:45 -0700 (PDT) Received: from localhost (a085714.arm.com [10.164.19.28]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id AB2A63F85F; Sun, 30 Aug 2026 22:43:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1788155029; bh=bHIKcGFMXnlsQJKrJxXnpqBn4JSSxbIBTdF+CIJ8MW8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=clNBxERMYdRAakaKKIeVq+fddLwKzW5bcKoOh3VIgFbow5RV1gsMlDc9WSqbXb3In gA4QFgJuxjGVFz7Nge+XaSm3JSHwl5mmk9xVBh4EipWfCTJt1zUhGrlxZzYC3eH25s bGFJxNhoF2TETCqvHlEfMMHmYKgnZUJbqwS8L0U8= 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 4/8] parisc/mm: Directly use generic [pmd|pgd]_clear_bad() Date: Mon, 31 Aug 2026 11:13:26 +0530 Message-ID: <20260831054331.625505-5-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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260830_224350_277051_6FC6B49C X-CRM114-Status: UNSURE ( 8.60 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Drop [pmd|pgd]_ERROR() followed by [pmd|pgd]_clear() instances. But instead directly use semantically equivalent generic helpers [pmd|pgd]_clear_bad() in unmap_uncached_[pte|pmd]() which helps in dropping their corresponding [pmd|pgd]_ERROR() macros across the tree. Cc: James E.J. Bottomley Cc: Helge Deller Cc: linux-parisc@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/parisc/kernel/pci-dma.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c index bf9f192c826e..84e7309a8266 100644 --- a/arch/parisc/kernel/pci-dma.c +++ b/arch/parisc/kernel/pci-dma.c @@ -160,8 +160,7 @@ static inline void unmap_uncached_pte(pmd_t * pmd, unsigned long vaddr, if (pmd_none(*pmd)) return; if (pmd_bad(*pmd)) { - pmd_ERROR(*pmd); - pmd_clear(pmd); + pmd_clear_bad(pmd); return; } pte = pte_offset_kernel(pmd, vaddr); @@ -196,8 +195,7 @@ static inline void unmap_uncached_pmd(pgd_t * dir, unsigned long vaddr, if (pgd_none(*dir)) return; if (pgd_bad(*dir)) { - pgd_ERROR(*dir); - pgd_clear(dir); + pgd_clear_bad(dir); return; } pmd = pmd_offset(pud_offset(p4d_offset(dir, vaddr), vaddr), vaddr); -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv