From nobody Mon Jun 22 21:34:55 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B03E6C433FE for ; Wed, 16 Mar 2022 14:52:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356881AbiCPOxx (ORCPT ); Wed, 16 Mar 2022 10:53:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41766 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231213AbiCPOxw (ORCPT ); Wed, 16 Mar 2022 10:53:52 -0400 Received: from alexa-out-sd-01.qualcomm.com (alexa-out-sd-01.qualcomm.com [199.106.114.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 10BA65F4C6; Wed, 16 Mar 2022 07:52:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1647442358; x=1678978358; h=from:to:cc:subject:date:message-id:mime-version; bh=VRz5sDewhztqmscIqCEvKiuq2dZuU3QTC0fe7baP4x4=; b=v0JWZGTpQhpRE8zl9rEicTGdpN1sNDl7TUiR4kdnqfGBaubFCjInYrYX 0fY76xZeDFau9f2R87ls03t23efkLLA7UVOnAeQyboKTcXjBrReOVNsNQ OwBxV63IaAn+sb+0VoseU0uccaj9DQmuRjfluvgQR2vSDSfJaaLY7Ryfe s=; Received: from unknown (HELO ironmsg04-sd.qualcomm.com) ([10.53.140.144]) by alexa-out-sd-01.qualcomm.com with ESMTP; 16 Mar 2022 07:52:37 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg04-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2022 07:52:36 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 16 Mar 2022 07:52:36 -0700 Received: from hu-charante-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 16 Mar 2022 07:52:33 -0700 From: Charan Teja Reddy To: , , , CC: , , "Charan Teja Reddy" Subject: [PATCH] madvise.2: update EINVAL return info Date: Wed, 16 Mar 2022 20:22:00 +0530 Message-ID: <1647442320-7261-1-git-send-email-quic_charante@quicinc.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" MADV_COLD and MADV_PAGEOUT advises on an address range which includes locked, Huge TLB pages or VM_PFNMAP pages can return EINVAL. Update the man pages accordingly. Reported-by: Nadav Amit Signed-off-by: Charan Teja Reddy --- man2/madvise.2 | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/man2/madvise.2 b/man2/madvise.2 index f1f384c..ab98a87 100644 --- a/man2/madvise.2 +++ b/man2/madvise.2 @@ -505,6 +505,16 @@ is not a valid. .B EINVAL .I advice is +.BR MADV_COLD +or +.BR MADV_PAGEOUT +and the specified address range includes locked, Huge TLB pages, or +.B VM_PFNMAP +pages. +.TP +.B EINVAL +.I advice +is .B MADV_DONTNEED or .BR MADV_REMOVE --=20 2.7.4