From patchwork Thu Jan 19 15:54:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 13108330 X-Patchwork-Delegate: palmer@dabbelt.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B101BC6379F for ; Thu, 19 Jan 2023 16:05:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=V8HDG1Ml8ouenZjFyR2o044kCWiX8JRWES+7BY60KIQ=; b=bwuEEMc9DjNRSj dWKR4vpNi+nZlu88Wjw3SOgxRT7je0Lr+yNEyM3qxItcZMxg/KUaGnx+m0VWhY5noRIX3FDbFrsSW sXWtVd1ap9qwr9jJ0U8KNClJ8QdHZlTTPiaxw+dfrnGSv+VQsr4Kh32s4a4YWwiHVnioqEq4BFrX8 caPv0qFIwi8tkZ2qjrkDLlGOwsZwesnnkFN72HA2ADwUDuCYpcfEWxheZMTn8O97Ix8rjfsQweWsb F2Jr3+WKMtn+TevJ5QiaO1lgq7/6dr+/CYdgScjYSgYFSJydEcG8N0XPKEOlYcHQWBpZ/rH+xmBk6 RUhoxEBjqdb34hXfa4IQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pIXPg-005q14-BC; Thu, 19 Jan 2023 16:05:16 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pIXPC-005poB-Qg for linux-riscv@lists.infradead.org; Thu, 19 Jan 2023 16:04:48 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6081E61CB2; Thu, 19 Jan 2023 16:04:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2773FC433EF; Thu, 19 Jan 2023 16:04:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674144285; bh=pK9Wljug0Rn52ySou16paWAQsJuCdZT50slSKiioR6I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I2M7OjAvb5J/bLEAc1b32Jtbukywae8404syAwBYwhKyD3JPidlY3A/Es8gJ9BQAu Qp3p/b4rqgs8vNq/1frbEJyI3+RM1MtOo9DD/VCKW2lRBqscBhmIZpxiSHWL2aY4Pw RdH4jlK74S/mq0YVuTN1YkdGZzaCjh8SJmPJyJkqoidzKDfoxrLjAhOxPLwnmmwJ9V a3b/giUqbhV9myKXy0jPD8f6ZNFRvNZw9GTjnogGUilLxlvCG3/kvhLhBy79ECywzy XiMevmoyYtgRE3B/EnERlqPBLQH5PPSmaelHe/isPHMXpPMzdRh02oY/k0x3sc7Y4L Jqvc86erhRayw== From: Jisheng Zhang To: Paul Walmsley , Palmer Dabbelt , Albert Ou , Masahiro Yamada , Kees Cook , Nathan Chancellor Cc: Conor Dooley , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 4/5] riscv: vmlinux.lds.S: explicitly catch .init.bss sections from EFI stub Date: Thu, 19 Jan 2023 23:54:16 +0800 Message-Id: <20230119155417.2600-5-jszhang@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230119155417.2600-1-jszhang@kernel.org> References: <20230119155417.2600-1-jszhang@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230119_080447_176572_6B92C1B2 X-CRM114-Status: UNSURE ( 9.96 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org When enabling linker orphan section warning, I got warnings similar as below: ld.lld: warning: ./drivers/firmware/efi/libstub/lib.a(efi-stub-helper.stub.o):(.init.bss) is being placed in '.init.bss' Catch the sections so that we can enable linker orphan section warning. Signed-off-by: Jisheng Zhang --- arch/riscv/kernel/vmlinux.lds.S | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/riscv/kernel/vmlinux.lds.S b/arch/riscv/kernel/vmlinux.lds.S index 7eb3d25d0dae..b2813b5e47a0 100644 --- a/arch/riscv/kernel/vmlinux.lds.S +++ b/arch/riscv/kernel/vmlinux.lds.S @@ -87,6 +87,9 @@ SECTIONS /* Start of init data section */ __init_data_begin = .; INIT_DATA_SECTION(16) + .init.bss : { + *(.init.bss) /* from the EFI stub */ + } .exit.data : { EXIT_DATA