From mboxrd@z Thu Jan 1 00:00:00 1970 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 B93674C6A for ; Mon, 14 Nov 2022 12:49:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2412BC433D6; Mon, 14 Nov 2022 12:49:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1668430190; bh=GNKrkb4rQzz5upXOm1VtJPsbBg0GYnqj8k2DxFpUYVU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Q5dEmcFMD9AUedsh2HFNZk6dCvqrKT7O6i38l0oZt6+77Lg4Yy6dO2iKu6LOHHSTX lmARsXA+cHR7VjCzz/L/zLAi/pul0x655IxEvkDc98mX+GTj5pSK5OtJhX544JCNeI 9PGISHvPAuvG6iFXrAZwDo7+bxkhbRKyyXfxBf30= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Atish Patra , Greentime Hu , Anup Patel , Palmer Dabbelt , Sasha Levin Subject: [PATCH 5.10 53/95] riscv: Separate memory init from paging init Date: Mon, 14 Nov 2022 13:45:47 +0100 Message-Id: <20221114124444.729669783@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221114124442.530286937@linuxfoundation.org> References: <20221114124442.530286937@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Atish Patra [ Upstream commit cbd34f4bb37d62d8a027f54205bff07e73340da4 ] Currently, we perform some memory init functions in paging init. But, that will be an issue for NUMA support where DT needs to be flattened before numa initialization and memblock_present can only be called after numa initialization. Move memory initialization related functions to a separate function. Signed-off-by: Atish Patra Reviewed-by: Greentime Hu Reviewed-by: Anup Patel Reviewed-by: Palmer Dabbelt Signed-off-by: Palmer Dabbelt Stable-dep-of: 50e63dd8ed92 ("riscv: fix reserved memory setup") Signed-off-by: Sasha Levin --- arch/riscv/include/asm/pgtable.h | 1 + arch/riscv/kernel/setup.c | 1 + arch/riscv/mm/init.c | 6 +++++- 3 files changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h index 73e8b5e5bb65..b16304fdf448 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -470,6 +470,7 @@ extern void *dtb_early_va; extern uintptr_t dtb_early_pa; void setup_bootmem(void); void paging_init(void); +void misc_mem_init(void); #define FIRST_USER_ADDRESS 0 diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c index cc85858f7fe8..57e1ab036edf 100644 --- a/arch/riscv/kernel/setup.c +++ b/arch/riscv/kernel/setup.c @@ -96,6 +96,7 @@ void __init setup_arch(char **cmdline_p) else pr_err("No DTB found in kernel mappings\n"); #endif + misc_mem_init(); #ifdef CONFIG_SWIOTLB swiotlb_init(1); diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 56314e82f051..b6ab6a18dc1a 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -669,8 +669,12 @@ static void __init resource_init(void) void __init paging_init(void) { setup_vm_final(); - sparse_init(); setup_zero_page(); +} + +void __init misc_mem_init(void) +{ + sparse_init(); zone_sizes_init(); resource_init(); } -- 2.35.1