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 66907E63FE8 for ; Sun, 5 Apr 2026 11:44:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=caNJZmidNUi2KrtVmAG5nh9Qqu0tMEHHjSt0ZowEnBg=; b=K/CFciK2E0qjwERU+0Z9kX6Uh6 yXDBqxIZeSM+Wh5A+Z3L1Ghx+yqnFbhjRUuLLb9T/XIZipVSMdz15mrUx87o6WkL78RSvkDPbVEpK xJXuDs+ifVfGpG/R8WzNVh2InbpOm6RNARaAcMFVm5E36ceqwg/6Q8g1irnKlskPORp1S8CujVpJ4 doGZa9U7JrHo/KYpqPn7k28zyd+thRX45UIiZGx855CE3Vn14LZhC8K5d2R+YDxjRLgBmrDAuneXa hRgMA+nlplzj8mK/WzS+UxF2lV/bhS3Sl/0hQz6fPyuOlqYh2v7e1CeIa0QPgGwkgbnxSK0TG91eD h0ZUSixA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w9Ltf-00000004Asp-1H1X; Sun, 05 Apr 2026 11:44:07 +0000 Received: from m16.mail.163.com ([117.135.210.4]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w9LtZ-00000004AsH-1tp3 for linux-arm-kernel@lists.infradead.org; Sun, 05 Apr 2026 11:44:03 +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=ca NJZmidNUi2KrtVmAG5nh9Qqu0tMEHHjSt0ZowEnBg=; b=VmKpu7AGNw5RAvMXyw sf7vHBT0YOS1PrEYjJwpZWp4HE1MsWnGHVvim1jEZq6ccUKBb3GUqKVKQZ4tzeCX EXdxVIG1qtnaxHWCSzBEj4qNk67hvyaXSMn07MCs51zTDc1Fmw7ltGpxVH9UTsd6 s8mUYH+OstGpv9JobSKumze4w= Received: from wang-MACHR-WX9.. (unknown []) by gzga-smtp-mtada-g0-0 (Coremail) with SMTP id _____wD3v1zkStJpbsmwDA--.50470S2; Sun, 05 Apr 2026 19:43:33 +0800 (CST) From: Wang Wensheng To: catalin.marinas@arm.com, will@kernel.org, mrigendra.chaubey@gmail.com, pasha.tatashin@soleen.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: wsw9603@163.com Subject: [PATCH] arm64: kexec: Remove duplicate allocation for trans_pgd Date: Sun, 5 Apr 2026 19:42:31 +0800 Message-ID: <20260405114231.264761-1-wsw9603@163.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: _____wD3v1zkStJpbsmwDA--.50470S2 X-Coremail-Antispam: 1Uf129KBjvdXoWrKFWDtr18XrW5KryfCrW7Jwb_yoWfXFXEkr s7Aw47Jr1rtr97Z3yfK3yrtryI93W5u34jgrn7Za98Aa4Yqr1kJ34UJF909rn3Zr93GFsx JrZxZryjyFW8tjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7sRXZ23JUUUUU== X-Originating-IP: [2409:8a20:5630:17d4:afe0:bfeb:12cb:5254] X-CM-SenderInfo: pzvzmliqt6il2tof0z/xtbC+QXa4mnSSuWP2AAA3H X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260405_044402_383682_D7E063C2 X-CRM114-Status: UNSURE ( 7.55 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org trans_pgd would be allocated in trans_pgd_create_copy(), so remove the duplicate allocation before calling trans_pgd_create_copy(). Fixes: 3744b5280e67 ("arm64: kexec: install a copy of the linear-map") Signed-off-by: Wang Wensheng --- arch/arm64/kernel/machine_kexec.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c index 239c16e3d02f..c5693a32e49b 100644 --- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -129,9 +129,6 @@ int machine_kexec_post_load(struct kimage *kimage) } /* Create a copy of the linear map */ - trans_pgd = kexec_page_alloc(kimage); - if (!trans_pgd) - return -ENOMEM; rc = trans_pgd_create_copy(&info, &trans_pgd, PAGE_OFFSET, PAGE_END); if (rc) return rc; -- 2.43.0