From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sven Schnelle Subject: Re: [PATCH 1/2] arch: mark syscall number 435 reserved for clone3 Date: Tue, 16 Jul 2019 20:53:10 +0200 Message-ID: <20190716185310.GA12537@t470p.stackframe.org> References: <20190714192205.27190-1-christian@brauner.io> <20190714192205.27190-2-christian@brauner.io> <20190716130631.tohj4ub54md25dys@brauner.io> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20190716130631.tohj4ub54md25dys@brauner.io> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+glppe-linuxppc-embedded-2=m.gmane.org@lists.ozlabs.org Sender: "Linuxppc-dev" To: Christian Brauner Cc: linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, linux-ia64@vger.kernel.org, linux-parisc@vger.kernel.org, arnd@arndb.de, linux-sh@vger.kernel.org, Heiko Carstens , linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, Christian Borntraeger , linux-m68k@lists.linux-m68k.org, linux-alpha@vger.kernel.org, sparclinux@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Vasily Gorbik List-Id: linux-arch.vger.kernel.org Hi, [Adding Helge to CC list] On Tue, Jul 16, 2019 at 03:06:33PM +0200, Christian Brauner wrote: > On Mon, Jul 15, 2019 at 03:56:04PM +0200, Christian Borntraeger wrote: > > I think Vasily already has a clone3 patch for s390x with 435. > > A quick follow-up on this. Helge and Michael have asked whether there > are any tests for clone3. Yes, there will be and I try to have them > ready by the end of the this or next week for review. In the meantime I > hope the following minimalistic test program that just verifies very > very basic functionality (It's not pretty.) will help you test: > [..] On PA-RISC this seems to work fine with Helge's patch to wire up the clone3 syscall. root@c3750:/# clonetest Parent process received child's pid 84 as return value Parent process received child's pidfd 3 Parent process received child's pid 84 as return argument Child process with pid 84 root@c3750:/# echo $? 0 Regards Sven From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.duncanthrax.net ([89.31.1.170]:49247 "EHLO smtp.duncanthrax.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728858AbfGPTaP (ORCPT ); Tue, 16 Jul 2019 15:30:15 -0400 Date: Tue, 16 Jul 2019 20:53:10 +0200 From: Sven Schnelle Subject: Re: [PATCH 1/2] arch: mark syscall number 435 reserved for clone3 Message-ID: <20190716185310.GA12537@t470p.stackframe.org> References: <20190714192205.27190-1-christian@brauner.io> <20190714192205.27190-2-christian@brauner.io> <20190716130631.tohj4ub54md25dys@brauner.io> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190716130631.tohj4ub54md25dys@brauner.io> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Christian Brauner Cc: Christian Borntraeger , linux-kernel@vger.kernel.org, arnd@arndb.de, linux-arch@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, Vasily Gorbik , Heiko Carstens , mpe@ellerman.id.au Message-ID: <20190716185310.pAHP042yGVxLacfUkNGRuBKjzh3_N8lX8Pw8S1XwzV0@z> Hi, [Adding Helge to CC list] On Tue, Jul 16, 2019 at 03:06:33PM +0200, Christian Brauner wrote: > On Mon, Jul 15, 2019 at 03:56:04PM +0200, Christian Borntraeger wrote: > > I think Vasily already has a clone3 patch for s390x with 435. > > A quick follow-up on this. Helge and Michael have asked whether there > are any tests for clone3. Yes, there will be and I try to have them > ready by the end of the this or next week for review. In the meantime I > hope the following minimalistic test program that just verifies very > very basic functionality (It's not pretty.) will help you test: > [..] On PA-RISC this seems to work fine with Helge's patch to wire up the clone3 syscall. root@c3750:/# clonetest Parent process received child's pid 84 as return value Parent process received child's pidfd 3 Parent process received child's pid 84 as return argument Child process with pid 84 root@c3750:/# echo $? 0 Regards Sven