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[147.75.199.223]) by mx.google.com with ESMTPS id u34-20020a05622a19a200b0042581faba32si2325257qtc.311.2023.12.21.07.47.25 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Dec 2023 07:47:25 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-8702-ouuuleilei=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=VrvCX2NR; spf=pass (google.com: domain of linux-kernel+bounces-8702-ouuuleilei=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-8702-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 947091C23694 for ; Thu, 21 Dec 2023 15:47:25 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 859D355E4B; Thu, 21 Dec 2023 15:47:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="VrvCX2NR" X-Original-To: linux-kernel@vger.kernel.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 08192539FB for ; Thu, 21 Dec 2023 15:47:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 51CF0C433C8; Thu, 21 Dec 2023 15:47:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1703173630; bh=kiqcXfXL35XMTeW6LgSFV5UBR45DHKjf0aHb7WV1Q6o=; h=From:To:Cc:Subject:Date:From; b=VrvCX2NRzdN56Vj6vo6B2owEq0363n04aNvjwwnCDzGzAwP8C+WlYYEAG/YbPxFYc X9q0XurKsMmHBVFyXRtadePJJoRivLqTBgfiZGPCkiM1ByqZbFYi84FbeUlIBdd5ya pIBVPuyfrZKqxUTH61mHbux0ojhnBR3oowvTfilT9EUNm6EEG7JrWrMNTYGsRXydOS KJb+/QUX1wz04E5XjTEOB7bRQ9wowlmjjzxpiuFnvvTUadPEsFeXTsdXyiZVxuftOx 2KZry1dmY59wIrVGh1jY5rRbi1Dl8fVj+ES2RmLwjP5TXwxa/+LRRZ3EOxFIubJiLE DSz5aN2+eY0Gg== From: guoren@kernel.org To: linux-kernel@vger.kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, alexghiti@rivosinc.com, charlie@rivosinc.com, xiao.w.wang@intel.com, guoren@kernel.org, david@redhat.com, panqinglin2020@iscas.ac.cn, rick.p.edgecombe@intel.com, willy@infradead.org, bjorn@rivosinc.com, conor.dooley@microchip.com, cleger@rivosinc.com, leobras@redhat.com Cc: linux-riscv@lists.infradead.org, Guo Ren Subject: [PATCH V2 0/4] riscv: mm: Fixup & Optimize COMPAT code Date: Thu, 21 Dec 2023 10:46:57 -0500 Message-Id: <20231221154702.2267684-1-guoren@kernel.org> X-Mailer: git-send-email 2.40.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785907008735148752 X-GMAIL-MSGID: 1785907008735148752 From: Guo Ren When the task is in COMPAT mode, the TASK_SIZE should be 2GB, so STACK_TOP_MAX and arch_get_mmap_end must be limited to 2 GB. This series fixes the problem made by commit: add2cc6b6515 ("RISC-V: mm: Restrict address space for sv39,sv48,sv57") and optimizes the related coding convention of TASK_SIZE. Changelog: v2: - Separate rename from fixup - Add STACK_TOP_MAX fixup for compat - Add Cleanup & rename patches v1: https://lore.kernel.org/linux-riscv/20231219111701.1886903-1-guoren@kernel.org/ Guo Ren (4): riscv: mm: Fixup compat mode boot failure riscv: mm: Fixup compat arch_get_mmap_end riscv: mm: Remove unused TASK_SIZE_MIN riscv: mm: Optimize TASK_SIZE definition arch/riscv/include/asm/pgtable.h | 9 ++++----- arch/riscv/include/asm/processor.h | 6 ++---- 2 files changed, 6 insertions(+), 9 deletions(-)