From nobody Mon May 25 01:58:57 2026 Received: from cstnet.cn (smtp81.cstnet.cn [159.226.251.81]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2C909367B70 for ; Tue, 19 May 2026 16:56:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.81 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779209771; cv=none; b=WvwfX2Laz1DdDg0Kl8qWMXcOEALpteHCXlWRxwHRW7ZEBXm9zuBE4Rg8pc4e1bKzCKyHi2W7SValRo3NFcDAfkdlCT8E2ADgZpHxy0jt72VriUMXGAQvnD8pZBr0sjuJE2b8QvFaCzHo5omoiaQno5ZkQflR1PPoX5cqpl3bHCQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779209771; c=relaxed/simple; bh=AbWgz4T9iCREGS7DaTnvjbZ/Kne/WAHMAvbO4cUoLiQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=KdTtMewUb4XLSpMxnlwC9AJsmmryYxEGv8oXyYNvJURy8xJM5mzHL5QQPRxM5ilvnhs1z4Ydsd1E9yENzf3O2bz+HJKJCW/wtnjwZCtx95dTK3kOKTFaN1yIGsA38Ly8XcrU7OYLZl4+nx0CyYOjsAQ9clYAvMM7Qx4l8r76MwA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.81 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from localhost.localdomain (unknown [223.166.95.230]) by APP-03 (Coremail) with SMTP id rQCowADnBd0glgxq3b+QEQ--.1812S2; Wed, 20 May 2026 00:56:00 +0800 (CST) From: Han Gao To: Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Han Gao , Han Gao Subject: [PATCH] riscv: unconditionally select ARCH_KEEP_MEMBLOCK Date: Wed, 20 May 2026 00:55:46 +0800 Message-ID: <20260519165546.123105-1-gaohan@iscas.ac.cn> X-Mailer: git-send-email 2.47.3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: rQCowADnBd0glgxq3b+QEQ--.1812S2 X-Coremail-Antispam: 1UD129KBjvdXoW7GFW8AryktrWxXw1DtFW5KFg_yoWfXFX_G3 97tF97GFy8Ja4kCrs2gr4fZr1ag3yruFy8uF909r1UZ3WxXw13Zwsxt3Z8ZFn8Jw4FgFZ7 X393tr1UKw1DWjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb48FF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr0_ Cr1l84ACjcxK6I8E87Iv67AKxVW8JVWxJwA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Gr0_Gr 1UM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xII jxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr 1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7MxkF7I0En4kS14v26r12 6r1DMxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI 0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y 0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0cI8IcVCY1x0267AKxV WUJVW8JwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Jr0_Gr1l IxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7VUbSfO7UUUU U== X-CM-SenderInfo: xjdrxt3q6l2u1dvotugofq/1tbiBwwMDGoMfGlECQAAs1 Content-Type: text/plain; charset="utf-8" Select ARCH_KEEP_MEMBLOCK unconditionally. kexec requires memblock to be kept after boot to initialize the secondary kernel. Device Tree platforms also need this for kexec support. Signed-off-by: Han Gao --- arch/riscv/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index c5754942cf85..e2a052257176 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -55,7 +55,7 @@ config RISCV select ARCH_HAS_UBSAN select ARCH_HAS_VDSO_ARCH_DATA if HAVE_GENERIC_VDSO select ARCH_HAVE_NMI_SAFE_CMPXCHG - select ARCH_KEEP_MEMBLOCK if ACPI + select ARCH_KEEP_MEMBLOCK select ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE if 64BIT && MMU select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX select ARCH_OPTIONAL_KERNEL_RWX_DEFAULT --=20 2.47.3