From patchwork Mon Feb 7 17:44:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adhemerval Zanella Netto X-Patchwork-Id: 50880 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id EEC163858423 for ; Mon, 7 Feb 2022 17:53:50 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org EEC163858423 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1644256431; bh=kxbS2guXzYa7h9qfPlNXKj/myGOTNv6sRke4mGe39/Y=; h=To:Subject:Date:In-Reply-To:References:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=FaVK+B8s6vTgFE6vquK3w1i7unuOjUX8GXaPeDiIhpIlemoM6tT0Of9jG9C9MhJmE uqEhf2k1IvmTtvTfKwRvG9AclAPhFZhVPagTh5U8bKx61791Ct8pYg9NY1xGHPcZaO UWfhDKea1SSrWmcoEoub4HNLhDbIBgmUFVZxnGNU= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-oi1-x22f.google.com (mail-oi1-x22f.google.com [IPv6:2607:f8b0:4864:20::22f]) by sourceware.org (Postfix) with ESMTPS id 87AD53858C27 for ; Mon, 7 Feb 2022 17:44:50 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 87AD53858C27 Received: by mail-oi1-x22f.google.com with SMTP id u3so1931393oiv.12 for ; Mon, 07 Feb 2022 09:44:50 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=kxbS2guXzYa7h9qfPlNXKj/myGOTNv6sRke4mGe39/Y=; b=xAu25oyWtCms/tpQ8KIX8Wv6aCTX5zqG1aC6LtmtsC1JKdPc1+TnzLd6gbFuMoKrrW OlY+KFhfP8YDxa74H3MBmLpLZNbpZ4mjJsaOh8V1XM76GWmBZ6hN6S52mGK5XinHuh6b b/t75tBDD05a9kHm8NWTXuLKIWRjkG3ginDX5zJneU3iXNEU1Hm7fUio4zOshLgCg4JU NXsWQFWcwLiZB40W+g9hr0OZ15opG2fpg/QyFzWGglBV+jvQhS9HW14w4XmIanqtJycd kPD2aGy6C8KccdzVjVsGyVtLkyAbNM+oX8uYyPJjcptTdEUyj3NcljWPjxFdYU0UTr9c sxpg== X-Gm-Message-State: AOAM533f5jcem8sVhqtI/YjFU+2Z3QEZGPolmXg12d6Wac0njoq0UkGZ xqPFeS/u/skEWIMnufuikAKiug7NBqD95Q== X-Google-Smtp-Source: ABdhPJzXSfSN77+L851ipgrbRg43kAZGHrCkQAGptYlNttuLlq8dklPx0GZlHUuHzPbMxQuV1XBzAQ== X-Received: by 2002:a05:6808:14d4:: with SMTP id f20mr31825oiw.54.1644255889294; Mon, 07 Feb 2022 09:44:49 -0800 (PST) Received: from birita.. ([2804:431:c7ca:733:4cdc:e08a:54c6:5108]) by smtp.gmail.com with ESMTPSA id l22sm4270334otj.44.2022.02.07.09.44.48 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Feb 2022 09:44:49 -0800 (PST) To: libc-alpha@sourceware.org Subject: [PATCH v2 12/15] linux: Add fspick Date: Mon, 7 Feb 2022 14:44:28 -0300 Message-Id: <20220207174431.360355-13-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220207174431.360355-1-adhemerval.zanella@linaro.org> References: <20220207174431.360355-1-adhemerval.zanella@linaro.org> MIME-Version: 1.0 X-Spam-Status: No, score=-12.3 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) 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-Patchwork-Original-From: Adhemerval Zanella via Libc-alpha From: Adhemerval Zanella Netto Reply-To: Adhemerval Zanella Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org Sender: "Libc-alpha" 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. --- NEWS | 6 +++--- 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, 50 insertions(+), 3 deletions(-) diff --git a/NEWS b/NEWS index fc21ff5895..38dd707a53 100644 --- a/NEWS +++ b/NEWS @@ -19,9 +19,9 @@ Major new features: * On Linux, the process_mrelease has been added. It allows release the memory of a dying process from the context of the caller. -* On Linux, the fsopen, fsmount, move_mount, fsconfig have been added. - It is a new mount API to allow more flexibility on mount operations, - specially when used along namespaces. +* On Linux, the fsopen, fsmount, move_mount, fsconfig, and fspick have + been added. It is a new mount API to allow more flexibility on mount + operations, specially when used along namespaces. 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; 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 61d79125fe..84af5e51fc 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 + + /* 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 char *__value, int __aux) __THROW; +/* Equivalent of fopen for for an existing mount point. */ +extern int fspick (int __dfd, const char *__path, unsigned int __flags) + __THROW; + __END_DECLS #endif /* _SYS_MOUNT_H */ diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index 8688d4c1e5..93b71cd2ce 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:iUssi fsconfig fsmount EXTRA fsmount i:iUU fsmount fsopen EXTRA fsopen i:sU fsopen +fspick EXTRA fspick i:isU fspick 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