From mboxrd@z Thu Jan 1 00:00:00 1970 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 BB562C44520 for ; Sun, 19 Jul 2026 08:12:18 +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=55G2qxhbMw+USV0J8xbjDW/lFmSZbRvH0TPQ03z7NvQ=; b=KPrq8zPHu895g1 lm2qhSp+UuD+tXX+m/NQnjuwynQODZi3NaRan9zGl1vBheWMtjyKHMdsfMhMl/P8cTYqJM99Ilfo8 B6FtWCF5zbEMLJcbZHZ6fa0Hr9/Q1gjn6GihmjhEZzbitsvSVSDETPgoJYKTtsf6HdhVI6A1u6Coe /gvGVuDVjGD0u5FOTvriRtMKfKRNAxyfNg/iSGFoBzGzZxTS4pVtUePEiTfgprTV01Et8fGUhyujQ gg/bubg0SH8M67icNhl3lv7XAB68hZMuAUc495vdwzJcP/YgNFYZXdVfiBEbxo+udTKExmnokkrX5 lA/m/UP8LyFofzJZ+Ghw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wlMci-00000004piX-2VTB; Sun, 19 Jul 2026 08:11:44 +0000 Received: from m16.mail.163.com ([117.135.210.2]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wlMce-00000004pfJ-048t for linux-riscv@lists.infradead.org; Sun, 19 Jul 2026 08:11:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=dE 5y8/chxuftOxl2mAuIsNVLsUFquCP12nX3RgkQUfU=; b=B0Z4FQPHcDeOHyqIRC mQ0/ffgZxj1HU+BBbhjE9gUrmGjxWL0ZzydkB0mclBEQLdgCjzojqHl30p1Mu9Qb IUF5U/CNKTg+PikvfdBfW6/QhCNBozwWusVzo7Lq1kf7Cs2Ezq1FdeXcIEOfTXlQ LazmMpH5KnhO34ZQtLeOcNzak= Received: from Ubuntu.. (unknown []) by gzga-smtp-mtada-g0-1 (Coremail) with SMTP id _____wC3z6F9hlxq+TAUKA--.58193S3; Sun, 19 Jul 2026 16:10:38 +0800 (CST) From: Xiaofeng Yuan To: pjw@kernel.org Cc: palmer@dabbelt.com, aou@eecs.berkeley.edu, namcao@linutronix.de, alex@ghiti.fr, broonie@kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Xiaofeng Yuan Subject: [PATCH v2 1/2] riscv: mm: make EXECMEM_KPROBES writable without CONFIG_STRICT_MODULE_RWX Date: Sun, 19 Jul 2026 08:10:35 +0000 Message-ID: <20260719081037.5749-2-xiaofengmian@163.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260719081037.5749-1-xiaofengmian@163.com> References: <20260719081037.5749-1-xiaofengmian@163.com> MIME-Version: 1.0 X-CM-TRANSID: _____wC3z6F9hlxq+TAUKA--.58193S3 X-Coremail-Antispam: 1Uf129KBjvdXoWrtF17AFyfZr4DtF4xuw15Arb_yoW3Xrc_Gw 1xWrWIgFW5Ga9Fgan3Kr4rG3W2yayvyF95trnrXryUWrnrWwn8J343JFs8Xr1rur1S9rWf Aa4fXFWIvrn2vjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7sR_a0PDUUUUU== X-Originating-IP: [39.187.244.72] X-CM-SenderInfo: p0ld0w5hqjzxldq6il2tof0z/xtbC5R5ydWpchn6eRAAA3o X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260719_011140_871947_0D549C7D X-CRM114-Status: UNSURE ( 7.90 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org ... Signed-off-by: Xiaofeng Yuan --- v2: use CONFIG_STRICT_MODULE_RWX instead of CONFIG_ARCH_HAS_EXECMEM_ROX (per Nam Cao's review) arch/riscv/mm/init.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 5b1b3c88b4..7951d72a12 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -1457,7 +1457,9 @@ struct execmem_info __init *execmem_arch_setup(void) [EXECMEM_KPROBES] = { .start = VMALLOC_START, .end = VMALLOC_END, - .pgprot = PAGE_KERNEL_READ_EXEC, + .pgprot = IS_ENABLED(CONFIG_STRICT_MODULE_RWX) ? + PAGE_KERNEL_READ_EXEC : + PAGE_KERNEL_EXEC, .alignment = 1, }, [EXECMEM_BPF] = { -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv