From nobody Wed Feb 11 02:06:03 2026 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 249E1193078 for ; Wed, 5 Jun 2024 11:41:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717587713; cv=none; b=u7sq86NVxFjRB4G/2vwIDl28zK1xO+sIE4UksPSu5JEwj4fk8pBkkrUmiD1oz1e+OIEw2mfW/i3ibMJPTGaNLxVsNEhpZejt52leYHeerQRE3hWeEp9hpnsuFmn1YAC9CwaVNOqA6WNJpiXd5FDGZArlBDvqR6cNT5R1wlA4GdM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717587713; c=relaxed/simple; bh=L6J14KqpfXLFzLpqo0wTWwklGSKZlK82ek5ghR0epQs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=TJwKQwst7/dqYSLWSnxMU+iFUstIC5vkYCrTHbnD0hAfu+P79HZv6o5pnGhe4ghyW9j/D0XBW51FzX6FUbS6WjdoGSvVwmMtaWfJ8nuwdVQk7Ey6D3cTEOiSrxqJfhfPS0whXaWGw28QqKgbbkO1aTFGBCNVU5XvMu80VSA66wE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nB+tpFCK; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nB+tpFCK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DB9B2C4AF09; Wed, 5 Jun 2024 11:41:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1717587713; bh=L6J14KqpfXLFzLpqo0wTWwklGSKZlK82ek5ghR0epQs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nB+tpFCKWoin2Io1tYNh/CpS+b2KOE96Igf2M+PajeAiqjcAwFpQdkIQ1roxi2gFS ybrJ6R3VNsPGfwYETuovRb8MmTUuzJYXMZkdk5PkklSmzl/mvUssCtdc8sq6Nn+608 Msnb1PAycmOOBfXZz9FDQCndMLunP+YGOi1F1+qIlP3WKOUwv5u+jFCiovPNw7bR/f mDZYBsTyIzCYUGva5g5QSNHBpM7IOMr7msMbj2JmcxdV3QiHfU6VxtsKG0bPV/tDWi hYQBxxJxkhebALDI+e5GZRgBFT6W8RxUwONIgOVjjb2cDwx5omNGuOKTPYICI4q2OY 63QpUaPxQzQfw== From: =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= To: Alexandre Ghiti , Albert Ou , David Hildenbrand , Palmer Dabbelt , Paul Walmsley , linux-riscv@lists.infradead.org, Oscar Salvador Cc: =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= , Andrew Bresticker , Chethan Seshadri , Lorenzo Stoakes , Santosh Mamila , Sivakumar Munnangi , Sunil V L , linux-kernel@vger.kernel.org, linux-mm@kvack.org, virtualization@lists.linux-foundation.org Subject: [PATCH v4 08/11] riscv: Enable memory hotplugging for RISC-V Date: Wed, 5 Jun 2024 13:40:51 +0200 Message-ID: <20240605114100.315918-9-bjorn@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240605114100.315918-1-bjorn@kernel.org> References: <20240605114100.315918-1-bjorn@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable From: Bj=C3=B6rn T=C3=B6pel Enable ARCH_ENABLE_MEMORY_HOTPLUG and ARCH_ENABLE_MEMORY_HOTREMOVE for RISC-V. Reviewed-by: Alexandre Ghiti Signed-off-by: Bj=C3=B6rn T=C3=B6pel --- arch/riscv/Kconfig | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 0525ee2d63c7..8d860ad3b171 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -16,6 +16,8 @@ config RISCV select ACPI_REDUCED_HARDWARE_ONLY if ACPI select ARCH_DMA_DEFAULT_COHERENT select ARCH_ENABLE_HUGEPAGE_MIGRATION if HUGETLB_PAGE && MIGRATION + select ARCH_ENABLE_MEMORY_HOTPLUG if SPARSEMEM_VMEMMAP + select ARCH_ENABLE_MEMORY_HOTREMOVE if MEMORY_HOTPLUG select ARCH_ENABLE_SPLIT_PMD_PTLOCK if PGTABLE_LEVELS > 2 select ARCH_ENABLE_THP_MIGRATION if TRANSPARENT_HUGEPAGE select ARCH_HAS_BINFMT_FLAT @@ -46,6 +48,7 @@ config RISCV select ARCH_HAS_UBSAN select ARCH_HAS_VDSO_DATA select ARCH_KEEP_MEMBLOCK if ACPI + 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 select ARCH_STACKWALK --=20 2.43.0