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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=KYlGv+qa38/0hm1EdbcftOoa0phay5E3DEbDcdHqiqc=; b=FsaF0UYVpQYOBNQvn/Kv1cgqIc+v13SyyRTSleIscQR4vgsdWFz6GfAlzW6bRSlT01 x18s1tgryiL3pWC+XE8tbOELg5k6arsnv3M52UCBKWcsPbeGkAUYUIMhRm4LGpMsUchA GBJdiw7XkroiQUv8oG22usjRUwmAXZjzraIqtVh5IHjJZfQLvdACTO9G/Kb8h07tuMDo n76YPjrEODsX0huN422c28xivnd2KYX+couifrijLcP50kjOyfg3hhCiPh0vIMRuU1oD VrCp065BDupgP4X4ZRCBelLofzzZJ/JVKJtYFADJUaFjSc/q7nnlzz0/zKt27cOfE6yV zukA== X-Gm-Message-State: APjAAAUNZzSnCVanSaTk3HYH0iOMHeJO1CWC/5Z7uVaCoZiuPikAjD/L 4Ka76GdtiZF69oIdm82VgfKl+KJWdGfjh1EE6VvIPA== X-Google-Smtp-Source: APXvYqxJ5AwItaG2AHFvFibSyAI9WJ/gwyMjkRQnB2JrIfz5VYnR3DS/FWpP8lu5ZRIuejRvsBRB7cUIxF0+zlv4neM= X-Received: by 2002:a5d:4b50:: with SMTP id w16mr19366924wrs.230.1583120949635; Sun, 01 Mar 2020 19:49:09 -0800 (PST) MIME-Version: 1.0 References: <20200212103432.660256-1-damien.lemoal@wdc.com> <20200212103432.660256-3-damien.lemoal@wdc.com> In-Reply-To: <20200212103432.660256-3-damien.lemoal@wdc.com> From: Anup Patel Date: Mon, 2 Mar 2020 09:18:58 +0530 Message-ID: Subject: Re: [PATCH 02/10] riscv: Force flat memory model with no-mmu To: Damien Le Moal Content-Type: text/plain; charset="UTF-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200301_194912_587373_570EE088 X-CRM114-Status: GOOD ( 12.84 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-riscv , Anup Patel , Palmer Dabbelt , Paul Walmsley Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org Archived-At: List-Archive: On Wed, Feb 12, 2020 at 4:04 PM Damien Le Moal wrote: > > Compilation errors trigger if ARCH_SPARSEMEM_ENABLE is enabled for > a nommu kernel. Since the sparsemem model does not make sense anyway > for the nommu case, do not allow selecting this option to always use > the flatmem model. > > Signed-off-by: Damien Le Moal LGTM. Reviewed-by: Anup Patel Regards, Anup > --- > arch/riscv/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig > index 73f029eae0cc..1a3b5a5276be 100644 > --- a/arch/riscv/Kconfig > +++ b/arch/riscv/Kconfig > @@ -121,6 +121,7 @@ config ARCH_FLATMEM_ENABLE > > config ARCH_SPARSEMEM_ENABLE > def_bool y > + depends on MMU > select SPARSEMEM_VMEMMAP_ENABLE > > config ARCH_SELECT_MEMORY_MODEL > -- > 2.24.1 > >