From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTPS id 21D1438582A2 for ; Mon, 4 Jul 2022 21:40:03 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 21D1438582A2 Received: from mail-qt1-f197.google.com (mail-qt1-f197.google.com [209.85.160.197]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-472-sFUKyWbaOWqnZuN02UGAjA-1; Mon, 04 Jul 2022 17:40:01 -0400 X-MC-Unique: sFUKyWbaOWqnZuN02UGAjA-1 Received: by mail-qt1-f197.google.com with SMTP id q21-20020ac84115000000b0031bf60d9b35so7632600qtl.4 for ; Mon, 04 Jul 2022 14:40:01 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:references:from:organization:in-reply-to :content-transfer-encoding; bh=ur+uJSOllmPVRL7L/gakUb3CY0mgPTdcoyd0RtdJElY=; b=Bee8nT16X4P6yZguZOCt0PscDnh2aZsj1NxrCJGUmZ9Qd6han2awuAjJ9iVI2+Mnf4 HlFUEC4dOLhRuB0qVeEtFIy7vWEXqZKDzOGBzx3zJOh+RDtI4qhWA9U/Zlnz1dNnPW6l mvUDjC6fM6PcOSt5K4IQaen5s7I5tFi7CRoJOAycfL7i/XPbIdqCd4RBsI5YzBS2w+zF JpG630yg386vUkn0wCqH05jgoemyVqADSbDtFXdCVwJ9eK7UfSCn0LWCCPjgSsBxDWRK CkOtnCtkBnphvi1OZyB4/L0gUVxdXUR/Fzz+AVovmSWG39nv0ajhaJxfHob9VVNu+9SP VFDA== X-Gm-Message-State: AJIora/v+j2Bn/r/gNUMVGH7BLBSLzuBkmAVx7im9QL7CSDYik5ibq+v bEqwGSe4EfvymMt2JGfdehHJekW6SCgvWkGEGPs/HowjyPL6dS8JGxr85Vv+RlmkKRJuWPOkCdd KWAri34W/3FeEMYm4J7bY X-Received: by 2002:a05:622a:1491:b0:31d:32ca:3bd0 with SMTP id t17-20020a05622a149100b0031d32ca3bd0mr19917070qtx.536.1656970800888; Mon, 04 Jul 2022 14:40:00 -0700 (PDT) X-Google-Smtp-Source: AGRyM1u2xMYr7t0Z67yuHJLbBkovWZo1aDcR1pPdUbYHY/CibUp/mV3/NtYwjLPXQcL7MMaUEm9DFQ== X-Received: by 2002:a05:622a:1491:b0:31d:32ca:3bd0 with SMTP id t17-20020a05622a149100b0031d32ca3bd0mr19917058qtx.536.1656970800519; Mon, 04 Jul 2022 14:40:00 -0700 (PDT) Received: from [192.168.0.241] (135-23-175-80.cpe.pppoe.ca. [135.23.175.80]) by smtp.gmail.com with ESMTPSA id de16-20020a05620a371000b006b46997c0a9sm2583068qkb.72.2022.07.04.14.39.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 04 Jul 2022 14:40:00 -0700 (PDT) Message-ID: <8c98cc4f-0e82-9e2d-4411-8a45ebfb4c2e@redhat.com> Date: Mon, 4 Jul 2022 17:39:54 -0400 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Subject: Re: [PATCH v7 2/5] linux: Add fspick To: Adhemerval Zanella , libc-alpha@sourceware.org References: <20220624195919.435424-1-adhemerval.zanella@linaro.org> <20220624195919.435424-3-adhemerval.zanella@linaro.org> From: Carlos O'Donell Organization: Red Hat In-Reply-To: <20220624195919.435424-3-adhemerval.zanella@linaro.org> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-16.2 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Jul 2022 21:40:05 -0000 On 6/24/22 15:59, Adhemerval Zanella wrote: > It was added on Linux 5.2 (cf3cba4a429be43e5527a3f78859b1bfd9ebc5fb) > that can be used to pick an existing mountpoint into an filesystem > context which can thereafter be used to reconfigure a superblock > with fsconfig syscall. LGTM. API signature matches the kernel. Reviewed-by: Carlos O'Donell > --- > NEWS | 9 +++++---- > sysdeps/unix/sysv/linux/Versions | 1 + > sysdeps/unix/sysv/linux/aarch64/libc.abilist | 1 + > sysdeps/unix/sysv/linux/alpha/libc.abilist | 1 + > sysdeps/unix/sysv/linux/arc/libc.abilist | 1 + > sysdeps/unix/sysv/linux/arm/be/libc.abilist | 1 + > sysdeps/unix/sysv/linux/arm/le/libc.abilist | 1 + > sysdeps/unix/sysv/linux/csky/libc.abilist | 1 + > sysdeps/unix/sysv/linux/hppa/libc.abilist | 1 + > sysdeps/unix/sysv/linux/i386/libc.abilist | 1 + > sysdeps/unix/sysv/linux/ia64/libc.abilist | 1 + > sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist | 1 + > sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist | 1 + > sysdeps/unix/sysv/linux/microblaze/be/libc.abilist | 1 + > sysdeps/unix/sysv/linux/microblaze/le/libc.abilist | 1 + > sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist | 1 + > .../unix/sysv/linux/mips/mips32/nofpu/libc.abilist | 1 + > sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist | 1 + > sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist | 1 + > sysdeps/unix/sysv/linux/nios2/libc.abilist | 1 + > sysdeps/unix/sysv/linux/or1k/libc.abilist | 1 + > .../sysv/linux/powerpc/powerpc32/fpu/libc.abilist | 1 + > .../sysv/linux/powerpc/powerpc32/nofpu/libc.abilist | 1 + > .../sysv/linux/powerpc/powerpc64/be/libc.abilist | 1 + > .../sysv/linux/powerpc/powerpc64/le/libc.abilist | 1 + > sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist | 1 + > sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist | 1 + > sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist | 1 + > sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist | 1 + > sysdeps/unix/sysv/linux/sh/be/libc.abilist | 1 + > sysdeps/unix/sysv/linux/sh/le/libc.abilist | 1 + > sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist | 1 + > sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist | 1 + > sysdeps/unix/sysv/linux/sys/mount.h | 12 ++++++++++++ > sysdeps/unix/sysv/linux/syscalls.list | 1 + > sysdeps/unix/sysv/linux/x86_64/64/libc.abilist | 1 + > sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist | 1 + > 37 files changed, 52 insertions(+), 4 deletions(-) > > diff --git a/NEWS b/NEWS > index 83bb660429..9557b15f4a 100644 > --- a/NEWS > +++ b/NEWS > @@ -41,10 +41,11 @@ Major new features: > have adverse impact. It is incompatible with EDNS0 usage and DNSSEC > validation by applications. > > -* On Linux, the fsopen, fsmount, move_mount, and fsconfig functions have > - been added. They are part of the new Linux kernel mount APIs that allow > - applications to more flexibly configure and operate on filesystem mounts. > - The new mount APIs are specifically designed to work with namespaces. > +* On Linux, the fsopen, fsmount, move_mount, fsconfig, and fspick functions > + have been added. They are part of the new Linux kernel mount APIs that > + allow applications to more flexibly configure and operate on filesystem > + mounts. The new mount APIs are specifically designed to work with > + namespaces. OK. > > Deprecated and removed features, and other changes affecting compatibility: > > diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions > index 831a366492..7bc5861513 100644 > --- a/sysdeps/unix/sysv/linux/Versions > +++ b/sysdeps/unix/sysv/linux/Versions > @@ -303,6 +303,7 @@ libc { > fsconfig; > fsmount; > fsopen; > + fspick; OK. > move_mount; > pidfd_open; > pidfd_getfd; > diff --git a/sysdeps/unix/sysv/linux/aarch64/libc.abilist b/sysdeps/unix/sysv/linux/aarch64/libc.abilist > index 0b8699dd94..4eaffedf7f 100644 > --- a/sysdeps/unix/sysv/linux/aarch64/libc.abilist > +++ b/sysdeps/unix/sysv/linux/aarch64/libc.abilist > @@ -2619,6 +2619,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/alpha/libc.abilist b/sysdeps/unix/sysv/linux/alpha/libc.abilist > index dbc552de45..6acce2a762 100644 > --- a/sysdeps/unix/sysv/linux/alpha/libc.abilist > +++ b/sysdeps/unix/sysv/linux/alpha/libc.abilist > @@ -2716,6 +2716,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/arc/libc.abilist b/sysdeps/unix/sysv/linux/arc/libc.abilist > index b8411014f0..9d254a3bc3 100644 > --- a/sysdeps/unix/sysv/linux/arc/libc.abilist > +++ b/sysdeps/unix/sysv/linux/arc/libc.abilist > @@ -2380,6 +2380,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/arm/be/libc.abilist b/sysdeps/unix/sysv/linux/arm/be/libc.abilist > index 618467399b..95026bc448 100644 > --- a/sysdeps/unix/sysv/linux/arm/be/libc.abilist > +++ b/sysdeps/unix/sysv/linux/arm/be/libc.abilist > @@ -499,6 +499,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/arm/le/libc.abilist b/sysdeps/unix/sysv/linux/arm/le/libc.abilist > index 3afbd61ba3..096246378c 100644 > --- a/sysdeps/unix/sysv/linux/arm/le/libc.abilist > +++ b/sysdeps/unix/sysv/linux/arm/le/libc.abilist > @@ -496,6 +496,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/csky/libc.abilist b/sysdeps/unix/sysv/linux/csky/libc.abilist > index 189835a12f..166008f970 100644 > --- a/sysdeps/unix/sysv/linux/csky/libc.abilist > +++ b/sysdeps/unix/sysv/linux/csky/libc.abilist > @@ -2655,6 +2655,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist b/sysdeps/unix/sysv/linux/hppa/libc.abilist > index 41d645f3a0..155cc6ed96 100644 > --- a/sysdeps/unix/sysv/linux/hppa/libc.abilist > +++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist > @@ -2604,6 +2604,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist b/sysdeps/unix/sysv/linux/i386/libc.abilist > index c39a33655a..67f7e36556 100644 > --- a/sysdeps/unix/sysv/linux/i386/libc.abilist > +++ b/sysdeps/unix/sysv/linux/i386/libc.abilist > @@ -2788,6 +2788,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/ia64/libc.abilist b/sysdeps/unix/sysv/linux/ia64/libc.abilist > index 611b31fc1d..dbb75aa50f 100644 > --- a/sysdeps/unix/sysv/linux/ia64/libc.abilist > +++ b/sysdeps/unix/sysv/linux/ia64/libc.abilist > @@ -2554,6 +2554,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist > index 8504a94c75..6d72cedf89 100644 > --- a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist > +++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist > @@ -500,6 +500,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist > index 2cf5ca75d2..7899efa0e0 100644 > --- a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist > +++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist > @@ -2731,6 +2731,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist > index 667098908d..162a85a8a8 100644 > --- a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist > +++ b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist > @@ -2704,6 +2704,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist > index a131265c9c..a5e28ec2ae 100644 > --- a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist > +++ b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist > @@ -2701,6 +2701,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist > index 9a083512f7..33627f4b67 100644 > --- a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist > +++ b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist > @@ -2696,6 +2696,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist > index 71b952dc6a..333547fc56 100644 > --- a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist > +++ b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist > @@ -2694,6 +2694,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist > index f824d143fa..a46a1aefe7 100644 > --- a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist > +++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist > @@ -2702,6 +2702,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist > index 70ff16e752..b9b88321a7 100644 > --- a/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist > +++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist > @@ -2605,6 +2605,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/nios2/libc.abilist b/sysdeps/unix/sysv/linux/nios2/libc.abilist > index e3e30f9f72..0f2293d6a1 100644 > --- a/sysdeps/unix/sysv/linux/nios2/libc.abilist > +++ b/sysdeps/unix/sysv/linux/nios2/libc.abilist > @@ -2743,6 +2743,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/or1k/libc.abilist b/sysdeps/unix/sysv/linux/or1k/libc.abilist > index c2c6c1678f..812c05804e 100644 > --- a/sysdeps/unix/sysv/linux/or1k/libc.abilist > +++ b/sysdeps/unix/sysv/linux/or1k/libc.abilist > @@ -2126,6 +2126,7 @@ GLIBC_2.35 wscanf F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist > index 0ca95aa512..568e5ab91f 100644 > --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist > +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist > @@ -2758,6 +2758,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist > index 2256356cdb..bf5bab018d 100644 > --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist > +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist > @@ -2791,6 +2791,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist > index b27e3b9c7c..cffbb88886 100644 > --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist > +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist > @@ -2513,6 +2513,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist > index ac3897e8c6..8dac584380 100644 > --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist > +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist > @@ -2815,6 +2815,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist > index f7abfd54e3..431a9a30a1 100644 > --- a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist > +++ b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist > @@ -2382,6 +2382,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist b/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist > index d4ba82b0a7..ec86269bf7 100644 > --- a/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist > +++ b/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist > @@ -2582,6 +2582,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist > index e15c8f1c50..fe437d8e61 100644 > --- a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist > +++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist > @@ -2756,6 +2756,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist > index 3f74bf6af0..e802e8da7f 100644 > --- a/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist > +++ b/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist > @@ -2550,6 +2550,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/sh/be/libc.abilist b/sysdeps/unix/sysv/linux/sh/be/libc.abilist > index e9610718d2..c0a7196f5a 100644 > --- a/sysdeps/unix/sysv/linux/sh/be/libc.abilist > +++ b/sysdeps/unix/sysv/linux/sh/be/libc.abilist > @@ -2611,6 +2611,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/sh/le/libc.abilist b/sysdeps/unix/sysv/linux/sh/le/libc.abilist > index 754c495a6f..45589bac28 100644 > --- a/sysdeps/unix/sysv/linux/sh/le/libc.abilist > +++ b/sysdeps/unix/sysv/linux/sh/le/libc.abilist > @@ -2608,6 +2608,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist > index 368a9177e3..9b84bc0143 100644 > --- a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist > +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist > @@ -2751,6 +2751,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist > index d644201962..362a22903a 100644 > --- a/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist > +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist > @@ -2577,6 +2577,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/sys/mount.h b/sysdeps/unix/sysv/linux/sys/mount.h > index ef2c72f31c..e0880f75a5 100644 > --- a/sysdeps/unix/sysv/linux/sys/mount.h > +++ b/sysdeps/unix/sysv/linux/sys/mount.h > @@ -163,6 +163,14 @@ enum > #define MOVE_MOUNT_T_EMPTY_PATH 0x00000040 /* Empty to path permitted */ > #define MOVE_MOUNT_SET_GROUP 0x00000100 /* Set sharing group instead */ > > + > +/* fspick flags. */ > +#define FSPICK_CLOEXEC 0x00000001 > +#define FSPICK_SYMLINK_NOFOLLOW 0x00000002 > +#define FSPICK_NO_AUTOMOUNT 0x00000004 > +#define FSPICK_EMPTY_PATH 0x00000008 OK. FSPICK_* 1/2/4/8. Matches kernel. > + > + > /* The type of fsconfig call made. */ > enum fsconfig_command > { > @@ -219,6 +227,10 @@ extern int move_mount (int __from_dfd, const char *__from_pathname, > extern int fsconfig (int __fd, unsigned int __cmd, const char *__key, > const void *__value, int __aux) __THROW; > > +/* Equivalent of fopen for an existing mount point. */ > +extern int fspick (int __dfd, const char *__path, unsigned int __flags) > + __THROW; > + OK. int, const char *, unsigned int. Matches kernel. > __END_DECLS > > #endif /* _SYS_MOUNT_H */ > diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list > index b2c8df5278..38ab457340 100644 > --- a/sysdeps/unix/sysv/linux/syscalls.list > +++ b/sysdeps/unix/sysv/linux/syscalls.list > @@ -15,6 +15,7 @@ flock - flock i:ii __flock flock > fsconfig EXTRA fsconfig i:iUsNi fsconfig > fsmount EXTRA fsmount i:iUU fsmount > fsopen EXTRA fsopen i:sU fsopen > +fspick EXTRA fspick i:isU fspick OK. i:isU. Matches kernel API. > get_kernel_syms EXTRA get_kernel_syms i:p __compat_get_kernel_syms get_kernel_syms@GLIBC_2.0:GLIBC_2.23 > getpid - getpid Ei: __getpid getpid > getegid - getegid Ei: __getegid getegid > diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist > index 0ff913610c..93dab79cdc 100644 > --- a/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist > +++ b/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist > @@ -2528,6 +2528,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F > diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist > index 2aa67048ac..24daa92e90 100644 > --- a/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist > +++ b/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist > @@ -2634,6 +2634,7 @@ GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F > GLIBC_2.36 fsconfig F > GLIBC_2.36 fsmount F > GLIBC_2.36 fsopen F > +GLIBC_2.36 fspick F > GLIBC_2.36 move_mount F > GLIBC_2.36 pidfd_getfd F > GLIBC_2.36 pidfd_open F -- Cheers, Carlos.