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 X-Spam-Level: X-Spam-Status: No, score=-7.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 319FBC43461 for ; Thu, 17 Sep 2020 06:10:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E6EB720684 for ; Thu, 17 Sep 2020 06:10:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600323036; bh=2eXxBCNlIdy/NmilmfE2zcnstt/gSlJAZ4p0990VyuQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=rW/VtA33eESE+pFe05EdY3+zbfp9NJio1J7/vwk1GUJHOptB2v/ULnGvrJY5G5Vh3 /FGpq0qPPlcvUdhK/bZjk95+CdiLkXuBjjaIOEvut+Y9r28bqhw4p1L2b9zE+XJCWi jmKO1HO3LpQYbkgaZaK4yhtuIi+vpP4QuC1STr4E= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726249AbgIQGKf (ORCPT ); Thu, 17 Sep 2020 02:10:35 -0400 Received: from mail.kernel.org ([198.145.29.99]:40428 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726210AbgIQGKc (ORCPT ); Thu, 17 Sep 2020 02:10:32 -0400 Received: from kernel.org (unknown [87.71.73.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DCCDC206DC; Thu, 17 Sep 2020 06:00:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600322465; bh=2eXxBCNlIdy/NmilmfE2zcnstt/gSlJAZ4p0990VyuQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eSqETZ6e9aUM8TBVL4kfjQtcwF6oBMWwsHru29dQWN3+qfwISbA5tb9PZQF37FhLQ ktVNOjoz7kC5FyqYgvEn0gVLPLqRwiIgxxazN2flKq0QRH6x3joT7iU3g25yeUFQUt zpnGR4vSdvi7tnn1Ka2batJdt48um4JpgTP6zlJA= Date: Thu, 17 Sep 2020 09:00:52 +0300 From: Mike Rapoport To: Andrew Morton Cc: Alexander Viro , Andy Lutomirski , Arnd Bergmann , Borislav Petkov , Catalin Marinas , Christopher Lameter , Dan Williams , Dave Hansen , David Hildenbrand , Elena Reshetova , "H. Peter Anvin" , Idan Yaniv , Ingo Molnar , James Bottomley , "Kirill A. Shutemov" , Matthew Wilcox , Mark Rutland , Mike Rapoport , Michael Kerrisk , Palmer Dabbelt , Paul Walmsley , Peter Zijlstra , Thomas Gleixner , Tycho Andersen , Will Deacon , linux-api@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org, linux-riscv@lists.infradead.org, x86@kernel.org Subject: Re: [PATCH v5 0/5] mm: introduce memfd_secret system call to create "secret" memory areas Message-ID: <20200917060052.GN2142832@kernel.org> References: <20200916073539.3552-1-rppt@kernel.org> <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> Precedence: bulk List-ID: X-Mailing-List: linux-api@vger.kernel.org On Wed, Sep 16, 2020 at 04:20:20PM -0700, Andrew Morton wrote: > On Wed, 16 Sep 2020 10:35:34 +0300 Mike Rapoport wrote: > > > This is an implementation of "secret" mappings backed by a file descriptor. > > I've dropped the boot time reservation patch for now as it is not strictly > > required for the basic usage and can be easily added later either with or > > without CMA. > > It seems early days for this, especially as regards reviewer buyin. > But I'll toss it in there to get it some additional testing. Thanks! > A test suite in tools/testging/selftests/ would be helpful, especially > for arch maintainers. I'll look into it. > I assume that user-facing manpage alterations are planned? Of course. -- Sincerely yours, Mike. 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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3BD4BC43461 for ; Thu, 17 Sep 2020 06:01:10 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CFE32208DB for ; Thu, 17 Sep 2020 06:01:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="eSqETZ6e" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CFE32208DB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvdimm-bounces@lists.01.org Received: from ml01.vlan13.01.org (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 83D22147AAC86; Wed, 16 Sep 2020 23:01:09 -0700 (PDT) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=rppt@kernel.org; receiver= Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 42AD0147AAC84 for ; Wed, 16 Sep 2020 23:01:06 -0700 (PDT) Received: from kernel.org (unknown [87.71.73.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DCCDC206DC; Thu, 17 Sep 2020 06:00:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600322465; bh=2eXxBCNlIdy/NmilmfE2zcnstt/gSlJAZ4p0990VyuQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eSqETZ6e9aUM8TBVL4kfjQtcwF6oBMWwsHru29dQWN3+qfwISbA5tb9PZQF37FhLQ ktVNOjoz7kC5FyqYgvEn0gVLPLqRwiIgxxazN2flKq0QRH6x3joT7iU3g25yeUFQUt zpnGR4vSdvi7tnn1Ka2batJdt48um4JpgTP6zlJA= Date: Thu, 17 Sep 2020 09:00:52 +0300 From: Mike Rapoport To: Andrew Morton Subject: Re: [PATCH v5 0/5] mm: introduce memfd_secret system call to create "secret" memory areas Message-ID: <20200917060052.GN2142832@kernel.org> References: <20200916073539.3552-1-rppt@kernel.org> <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> Message-ID-Hash: ZBDARXGIVQVOHDHTVNFL6JTBE4A6QRKR X-Message-ID-Hash: ZBDARXGIVQVOHDHTVNFL6JTBE4A6QRKR X-MailFrom: rppt@kernel.org X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation CC: Alexander Viro , Andy Lutomirski , Arnd Bergmann , Borislav Petkov , Catalin Marinas , Christopher Lameter , Dave Hansen , David Hildenbrand , Elena Reshetova , "H. Peter Anvin" , Idan Yaniv , Ingo Molnar , James Bottomley , "Kirill A. Shutemov" , Matthew Wilcox , Mark Rutland , Mike Rapoport , Michael Kerrisk , Palmer Dabbelt , Paul Walmsley , Peter Zijlstra , Thomas Gleixner , Tycho Andersen , Will Deacon , linux-api@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, l inux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org, linux-riscv@lists.infradead.org, x86@kernel.org X-Mailman-Version: 3.1.1 Precedence: list List-Id: "Linux-nvdimm developer list." Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Wed, Sep 16, 2020 at 04:20:20PM -0700, Andrew Morton wrote: > On Wed, 16 Sep 2020 10:35:34 +0300 Mike Rapoport wrote: > > > This is an implementation of "secret" mappings backed by a file descriptor. > > I've dropped the boot time reservation patch for now as it is not strictly > > required for the basic usage and can be easily added later either with or > > without CMA. > > It seems early days for this, especially as regards reviewer buyin. > But I'll toss it in there to get it some additional testing. Thanks! > A test suite in tools/testging/selftests/ would be helpful, especially > for arch maintainers. I'll look into it. > I assume that user-facing manpage alterations are planned? Of course. -- Sincerely yours, Mike. _______________________________________________ Linux-nvdimm mailing list -- linux-nvdimm@lists.01.org To unsubscribe send an email to linux-nvdimm-leave@lists.01.org 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 X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B9D65C433E2 for ; Thu, 17 Sep 2020 06:01:22 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 48847208DB for ; Thu, 17 Sep 2020 06:01:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="OKKvL8lT"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="eSqETZ6e" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 48847208DB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=p6k+iZadqf89v0tRolhq08G28lZGgBbxFJVvb9In2Sk=; b=OKKvL8lTLj0btmXP/E0MXdJx2 BOol+xdudk5zx+GbSIAVl0K1stwhpYGYbv605C4Jzx4p/i0nX7YzBepklVC2cMCk6LoPOPNe3TIi4 tw56NW5LVx731izE9iy136rRtvdwCrvfJ9ruhtOKXgcL+3h0tAquWzUBl0/QfYISXtBroyiU3/+C3 NUGbWkDWiDZfvPc6csCBwJbYqSuorvvYQRIruyIzlO16OgXObiaz7BbhCSoWC8FapRZTuwTQW8rGq rWrlLd2fmAne6g5AxyEKcQNJliNHT2LdGInihGJRI8XdJcyskg0ggYkCYwacd+9gNElqeAQJEuAo3 ppyPUCpOg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kImyl-0001j8-4n; Thu, 17 Sep 2020 06:01:11 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kImyg-0001hb-Qh; Thu, 17 Sep 2020 06:01:07 +0000 Received: from kernel.org (unknown [87.71.73.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DCCDC206DC; Thu, 17 Sep 2020 06:00:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600322465; bh=2eXxBCNlIdy/NmilmfE2zcnstt/gSlJAZ4p0990VyuQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eSqETZ6e9aUM8TBVL4kfjQtcwF6oBMWwsHru29dQWN3+qfwISbA5tb9PZQF37FhLQ ktVNOjoz7kC5FyqYgvEn0gVLPLqRwiIgxxazN2flKq0QRH6x3joT7iU3g25yeUFQUt zpnGR4vSdvi7tnn1Ka2batJdt48um4JpgTP6zlJA= Date: Thu, 17 Sep 2020 09:00:52 +0300 From: Mike Rapoport To: Andrew Morton Subject: Re: [PATCH v5 0/5] mm: introduce memfd_secret system call to create "secret" memory areas Message-ID: <20200917060052.GN2142832@kernel.org> References: <20200916073539.3552-1-rppt@kernel.org> <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200917_020106_942021_7D4DF358 X-CRM114-Status: GOOD ( 18.71 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , David Hildenbrand , Peter Zijlstra , Catalin Marinas , Dave Hansen , linux-mm@kvack.org, "H. Peter Anvin" , Christopher Lameter , Idan Yaniv , Thomas Gleixner , Elena Reshetova , linux-arch@vger.kernel.org, Tycho Andersen , linux-nvdimm@lists.01.org, Will Deacon , x86@kernel.org, Matthew Wilcox , Mike Rapoport , Ingo Molnar , Michael Kerrisk , Arnd Bergmann , James Bottomley , Borislav Petkov , Alexander Viro , Andy Lutomirski , Paul Walmsley , "Kirill A. Shutemov" , Dan Williams , linux-arm-kernel@lists.infradead.org, linux-api@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Palmer Dabbelt , linux-fsdevel@vger.kernel.org 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 On Wed, Sep 16, 2020 at 04:20:20PM -0700, Andrew Morton wrote: > On Wed, 16 Sep 2020 10:35:34 +0300 Mike Rapoport wrote: > > > This is an implementation of "secret" mappings backed by a file descriptor. > > I've dropped the boot time reservation patch for now as it is not strictly > > required for the basic usage and can be easily added later either with or > > without CMA. > > It seems early days for this, especially as regards reviewer buyin. > But I'll toss it in there to get it some additional testing. Thanks! > A test suite in tools/testging/selftests/ would be helpful, especially > for arch maintainers. I'll look into it. > I assume that user-facing manpage alterations are planned? Of course. -- Sincerely yours, Mike. _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv 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 X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 49C34C43461 for ; Thu, 17 Sep 2020 06:02:38 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F34F6208DB for ; Thu, 17 Sep 2020 06:02:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gtllG4DA"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="eSqETZ6e" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F34F6208DB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ORpAKqG04dUh8SfHXVAugDWa2yocZn0HVym4/3GGywE=; b=gtllG4DAIYLryeg7iBHTF5M02 EO2gJSvGp+AdbkNa2J5PDDX6ttH5Ehh4XbljH+zPbaV6MYeS1feXPqH2F/2h4BgokV3K9aeW4ps/7 HmR8PAIPq3oURDhDChSP2MfGY/rG2pte/g+IzItjEL8m1ExSFqN6oYy6p4J4nss7NIvbEJYWwn5Mt F97260x/aVqNDtA4po/QEfMUV6BrnS/JuYpFbII+cC0pYnCwgMWmsW3tRMH1+jVRpSy24hnq84uPa Zqx3gJI5mDZfFB/9Y0uYzqCM+8H9FWnbx+O/TZVn/9O4L0ltEan5GAcJsBNPIW9v94xgWHGdCo6JJ hM9HH6Vug==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kImyj-0001in-Fn; Thu, 17 Sep 2020 06:01:09 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kImyg-0001hb-Qh; Thu, 17 Sep 2020 06:01:07 +0000 Received: from kernel.org (unknown [87.71.73.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DCCDC206DC; Thu, 17 Sep 2020 06:00:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600322465; bh=2eXxBCNlIdy/NmilmfE2zcnstt/gSlJAZ4p0990VyuQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eSqETZ6e9aUM8TBVL4kfjQtcwF6oBMWwsHru29dQWN3+qfwISbA5tb9PZQF37FhLQ ktVNOjoz7kC5FyqYgvEn0gVLPLqRwiIgxxazN2flKq0QRH6x3joT7iU3g25yeUFQUt zpnGR4vSdvi7tnn1Ka2batJdt48um4JpgTP6zlJA= Date: Thu, 17 Sep 2020 09:00:52 +0300 From: Mike Rapoport To: Andrew Morton Subject: Re: [PATCH v5 0/5] mm: introduce memfd_secret system call to create "secret" memory areas Message-ID: <20200917060052.GN2142832@kernel.org> References: <20200916073539.3552-1-rppt@kernel.org> <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200916162020.0d68c2bd6711024cfcaa8bd7@linux-foundation.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200917_020106_942021_7D4DF358 X-CRM114-Status: GOOD ( 18.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , David Hildenbrand , Peter Zijlstra , Catalin Marinas , Dave Hansen , linux-mm@kvack.org, "H. Peter Anvin" , Christopher Lameter , Idan Yaniv , Thomas Gleixner , Elena Reshetova , linux-arch@vger.kernel.org, Tycho Andersen , linux-nvdimm@lists.01.org, Will Deacon , x86@kernel.org, Matthew Wilcox , Mike Rapoport , Ingo Molnar , Michael Kerrisk , Arnd Bergmann , James Bottomley , Borislav Petkov , Alexander Viro , Andy Lutomirski , Paul Walmsley , "Kirill A. Shutemov" , Dan Williams , linux-arm-kernel@lists.infradead.org, linux-api@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Palmer Dabbelt , linux-fsdevel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Sep 16, 2020 at 04:20:20PM -0700, Andrew Morton wrote: > On Wed, 16 Sep 2020 10:35:34 +0300 Mike Rapoport wrote: > > > This is an implementation of "secret" mappings backed by a file descriptor. > > I've dropped the boot time reservation patch for now as it is not strictly > > required for the basic usage and can be easily added later either with or > > without CMA. > > It seems early days for this, especially as regards reviewer buyin. > But I'll toss it in there to get it some additional testing. Thanks! > A test suite in tools/testging/selftests/ would be helpful, especially > for arch maintainers. I'll look into it. > I assume that user-facing manpage alterations are planned? Of course. -- Sincerely yours, Mike. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel