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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7D791EB64D9 for ; Wed, 14 Jun 2023 11:36:47 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id EC27E6B0074; Wed, 14 Jun 2023 07:36:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E4ABB6B0075; Wed, 14 Jun 2023 07:36:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C9D4E6B0078; Wed, 14 Jun 2023 07:36:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id B5CB86B0074 for ; Wed, 14 Jun 2023 07:36:46 -0400 (EDT) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 7F5D9160975 for ; Wed, 14 Jun 2023 11:36:46 +0000 (UTC) X-FDA: 80901151212.26.76B9918 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by imf10.hostedemail.com (Postfix) with ESMTP id 9C5EFC000C for ; Wed, 14 Jun 2023 11:36:44 +0000 (UTC) Authentication-Results: imf10.hostedemail.com; dkim=pass header.d=collabora.com header.s=mail header.b=oZMTqtmK; dmarc=pass (policy=quarantine) header.from=collabora.com; spf=pass (imf10.hostedemail.com: domain of usama.anjum@collabora.com designates 46.235.227.172 as permitted sender) smtp.mailfrom=usama.anjum@collabora.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1686742604; a=rsa-sha256; cv=none; b=OyAQsQObstwKP01931iYCJf847PTFfx3co6PWBKrkMMQZpHxLOhSZtwkmPBInd+Epxs/EF /RJynILpSlt0mcrPiF9nLrJ1Igj0EvNlr+/L17Bqh34rn0OSZ+C1cmnhRk1MEvJBywXxeM JaAOKxMnqlgRX0YaqEZ1WGtP/SC+ZWs= ARC-Authentication-Results: i=1; imf10.hostedemail.com; dkim=pass header.d=collabora.com header.s=mail header.b=oZMTqtmK; dmarc=pass (policy=quarantine) header.from=collabora.com; spf=pass (imf10.hostedemail.com: domain of usama.anjum@collabora.com designates 46.235.227.172 as permitted sender) smtp.mailfrom=usama.anjum@collabora.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1686742604; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=XagLof045cb3xTAFXi1CY3DMJHZGJHHI+KSCC1SAZAc=; b=AhZqgGON1XvJgyccMX1aYQDiCVTGflaX3MkFzokEqKe9P7S7XxnVryR6W6l8M9uDjG0ub4 vOxpgkqyoZP0E+JeqPCfNXKtI0CG6u6lyJ/KkqBr5X10wWkyd+W3ea7cdAfwbnZsVnvggz jvZNLZW2ligS+ipTF6IizYJw7Ag8XW4= Received: from [192.168.10.55] (unknown [119.155.33.163]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: usama.anjum) by madras.collabora.co.uk (Postfix) with ESMTPSA id 8B57E6606F13; Wed, 14 Jun 2023 12:36:34 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1686742603; bh=ddEWiutTf5joaQDtbE1zvdeXJT8abQOVdmfhIERBMqU=; h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=oZMTqtmKEycWY8eSGCy8a1JQ9ZSyl+CEMkboLQegfOkJHqo4Y/XOvr3E1CUiNYZvc FBfUbyTWsZNK7+3q4tGbae2ibwAg52ED0Umao5LSbFW51MSSrewZvyuUFQBJ7s3o/Q 9LqazNLBNndgAEwbpuFroO0BZerTYSn5uQSRMd0cvkukk1uvepe07sqwBUYgeg//Am Fq8eDR73Vi9K2Vw1baOAI3ECSTGwfNBYcG8bx5e+K1+buctKI6kkNPqQ2eNl36P5RQ XCm3NE6oxIEA3V3v9ZEwW8WCKjoPJxX2dNxe3zKTECP30NLrkuZ6oo+6i+lVo5PBy1 MgAXIrnlrN2Bw== Message-ID: <28c141df-16d7-80d7-b1f4-2dcd432b1cd7@collabora.com> Date: Wed, 14 Jun 2023 16:36:26 +0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Cc: Muhammad Usama Anjum , Alexander Viro , Shuah Khan , Christian Brauner , Yang Shi , Vlastimil Babka , "Liam R . Howlett" , Yun Zhou , Suren Baghdasaryan , Alex Sierra , Matthew Wilcox , Pasha Tatashin , Axel Rasmussen , "Gustavo A . R . Silva" , Dan Williams , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, Greg KH , kernel@collabora.com Subject: Re: [PATCH v18 2/5] fs/proc/task_mmu: Implement IOCTL to get and optionally clear info about PTEs Content-Language: en-US To: Randy Dunlap , Peter Xu , David Hildenbrand , Andrew Morton , =?UTF-8?B?TWljaGHFgiBNaXJvc8WC?= =?UTF-8?Q?aw?= , Andrei Vagin , Danylo Mocherniuk , Paul Gofman , Cyrill Gorcunov , Mike Rapoport , Nadav Amit References: <20230613102905.2808371-1-usama.anjum@collabora.com> <20230613102905.2808371-3-usama.anjum@collabora.com> From: Muhammad Usama Anjum In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 9C5EFC000C X-Stat-Signature: 9ogq59e18jt7zmp4nuqpfybchfcc9ion X-HE-Tag: 1686742604-207482 X-HE-Meta: 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 DGwP1IS8 HK+z3AEo3myojgNNghphevNBRNpo5PfCfnkSkJqBT5D+hT8iT2u0HNP90Xpn9BZjQyIBwEhos4fBOvB/oaV7xmZkTdD76eryOti8WLM11N/R7URkHmBA0lRvF+5gM1tCOgzkKikaSZVFVUODc/glCQFzoMOkj4cQ88vmO4QF0z75gzib3ZKvsePcQ60MSQrttqR4DZDUdHtE1GMGV6q7IyPuYAUyUPiAD6uFzRrLLBtSGAtGQDzENsdwaiKWZuhkUkLuu X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 6/14/23 9:09 AM, Randy Dunlap wrote: > > > On 6/13/23 03:29, Muhammad Usama Anjum wrote: >> diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h >> index b7b56871029c..47879c38ce2f 100644 >> --- a/include/uapi/linux/fs.h >> +++ b/include/uapi/linux/fs.h >> @@ -305,4 +305,57 @@ typedef int __bitwise __kernel_rwf_t; >> #define RWF_SUPPORTED (RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT |\ >> RWF_APPEND) >> >> +/* Pagemap ioctl */ >> +#define PAGEMAP_SCAN _IOWR('f', 16, struct pm_scan_arg) > > Please update Documentation/userspace-api/ioctl/ioctl-number.rst also. I've just checked this file and found out that the range is already correctly mentioned: 'f' 00-0F linux/fs.h conflict! > > thanks. -- BR, Muhammad Usama Anjum