From nobody Fri Dec 19 08:02:01 2025 Received: from mail-pf1-f177.google.com (mail-pf1-f177.google.com [209.85.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7345118C11 for ; Fri, 15 Dec 2023 08:10:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="PhcL3mRM" Received: by mail-pf1-f177.google.com with SMTP id d2e1a72fcca58-6ce33234fd7so164062b3a.0 for ; Fri, 15 Dec 2023 00:10:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702627809; x=1703232609; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=jscYpo84xIlTIrjQEZDT5YAVqLMOQqnP0eOYv7+MbRw=; b=PhcL3mRM/fWe0x2fK9715Zgyr7btw0S9r3b13/smCMVLRWnzf1V8wc+iSrj288cW/I buRQNtosyirMKLGkhFScBCAE01T5FRJVXuVKQA/gbM7tD8NXASZYQIoiHoevchtAu4mI WfjEOHOFytfvAPENwDsZSbgydt090LeMCZvhqzEHdtIeIIe0hGT62mV6rjH59W+Xbg2e oiMA9Nib6O5E70wa6uJ6KB3jeSa9NCvjqwuQdnBLhW6AwFZaAHaDDqz2WZ1JJtXXSQed gaSFCouZ+flY58prx768qpUTHqwhVhrlxhN5a6lWSXbiWX1hZ+EbtvDM6DJ36n9zuSER uDDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702627809; x=1703232609; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=jscYpo84xIlTIrjQEZDT5YAVqLMOQqnP0eOYv7+MbRw=; b=ZuG1Y6hTYrjd4AHaLK3U50sM7n9LX+zxDpsT4u3cSte8CcAMw1h00FT+2+FZAgnK2H vRXaaT06WJY8zTzexHQH9AU05n24iK1Pmw0ebY+/TpxqsINqgrlE7izrrjNyc+f/UCCu 068aOuYht5oOxSd0tInswPTdM3/nuef0Q9RRyU9bY7/t5AXr/XIdOOwDVrx/ZqiD4NrT dQ0BOLZNwRCwgftPbIuvAc5YQGJP8kTG59jH0KJ7afcZIfUjddyFK+vcCMtQSyR/O8ls mTQ+n8eyudqt3BvSWBsgx6pbSktN5ZtLzUmf8a+6zJ8it/41jUrZF+IKrl7tey932cRK 6bPA== X-Gm-Message-State: AOJu0YzZYBhZIC3vcVW92VoXxPQyfVNj1WEuvQZfXAEVHcL6FcFV1uzK WZ7QQYLx42NCQ+3T7K3A2Sb+FVPAwWo= X-Google-Smtp-Source: AGHT+IFvEn6WjjxL9AELNTiUvLF5ar5KlNxdVOf+PtdHoCcSbpAc03KyD4vE24Y4VgQbfpvos6DDnQ== X-Received: by 2002:a05:6a00:4601:b0:6cb:6a27:ab57 with SMTP id ko1-20020a056a00460100b006cb6a27ab57mr5960984pfb.14.1702627809447; Fri, 15 Dec 2023 00:10:09 -0800 (PST) Received: from code.. ([144.202.108.46]) by smtp.gmail.com with ESMTPSA id d8-20020a056a00198800b006cee656cb35sm11783792pfl.156.2023.12.15.00.10.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Dec 2023 00:10:09 -0800 (PST) From: Yuntao Wang To: linux-kernel@vger.kernel.org, kexec@lists.infradead.org, x86@kernel.org Cc: Andrew Morton , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Jonathan Corbet , Eric Biederman , Yuntao Wang Subject: [PATCH 3/3] x86/kexec: use pr_err() instead of pr_debug() when an error occurs Date: Fri, 15 Dec 2023 16:09:10 +0800 Message-ID: <20231215080910.173338-4-ytcoode@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231215080910.173338-1-ytcoode@gmail.com> References: <20231215080910.173338-1-ytcoode@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" When an error is detected, use pr_err() instead of pr_debug() to output log message. In addition, remove the unnecessary return from set_page_address(). Signed-off-by: Yuntao Wang --- arch/x86/kernel/kexec-bzimage64.c | 2 +- mm/highmem.c | 2 -- 2 files changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/x86/kernel/kexec-bzimage64.c b/arch/x86/kernel/kexec-bzim= age64.c index a61c12c01270..472a45dbc79a 100644 --- a/arch/x86/kernel/kexec-bzimage64.c +++ b/arch/x86/kernel/kexec-bzimage64.c @@ -424,7 +424,7 @@ static void *bzImage64_load(struct kimage *image, char = *kernel, * command line. Make sure it does not overflow */ if (cmdline_len + MAX_ELFCOREHDR_STR_LEN > header->cmdline_size) { - pr_debug("Appending elfcorehdr=3D to command line exceeds maximum = allowed length\n"); + pr_err("Appending elfcorehdr=3D to command line exceeds maximum al= lowed length\n"); return ERR_PTR(-EINVAL); } =20 diff --git a/mm/highmem.c b/mm/highmem.c index e19269093a93..bd48ba445dd4 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -799,8 +799,6 @@ void set_page_address(struct page *page, void *virtual) } spin_unlock_irqrestore(&pas->lock, flags); } - - return; } =20 void __init page_address_init(void) --=20 2.43.0