From patchwork Thu Mar 26 15:56:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathieu Desnoyers X-Patchwork-Id: 38621 Return-Path: X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail.efficios.com (mail.efficios.com [167.114.26.124]) by sourceware.org (Postfix) with ESMTPS id 1A546385E006 for ; Thu, 26 Mar 2020 15:56:58 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 1A546385E006 Received: from localhost (localhost [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id 82E41277CA4; Thu, 26 Mar 2020 11:56:57 -0400 (EDT) Received: from mail.efficios.com ([127.0.0.1]) by localhost (mail03.efficios.com [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id hf6stawRjw0L; Thu, 26 Mar 2020 11:56:57 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id 1A8422772C3; Thu, 26 Mar 2020 11:56:57 -0400 (EDT) DKIM-Filter: OpenDKIM Filter v2.10.3 mail.efficios.com 1A8422772C3 X-Virus-Scanned: amavisd-new at efficios.com Received: from mail.efficios.com ([127.0.0.1]) by localhost (mail03.efficios.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id dF-me2mOBd5S; Thu, 26 Mar 2020 11:56:57 -0400 (EDT) Received: from localhost.localdomain (192-222-181-218.qc.cable.ebox.net [192.222.181.218]) by mail.efficios.com (Postfix) with ESMTPSA id D8D432772BD; Thu, 26 Mar 2020 11:56:56 -0400 (EDT) From: Mathieu Desnoyers To: Carlos O'Donell Cc: Florian Weimer , Joseph Myers , Szabolcs Nagy , libc-alpha@sourceware.org, Mathieu Desnoyers Subject: [PATCH glibc 0/9] Restartable Sequences enablement Date: Thu, 26 Mar 2020 11:56:24 -0400 Message-Id: <20200326155633.18236-1-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.17.1 X-Spam-Status: No, score=-19.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_3, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) 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: Thu, 26 Mar 2020 15:56:59 -0000 Hi, Please find the rseq-enablement patchset for comments in this series. This patch series is based on glibc master branch at commit 1fabdb9908 x86: Remove ARCH_CET_LEGACY_BITMAP [BZ #25397] Since the last post: - Move elf/elf_machine_sym_no_match.h to sysdeps/generic (additional patch). - Move NEWS entry under 2.32. - Move new __rseq_abi symbol to GLIBC_2.32. Please consider for merging into glibc. Mathieu Florian Weimer (3): Introduce Implement __libc_early_init nptl: Start new threads with all signals blocked [BZ #25098] Mathieu Desnoyers (6): Move elf/elf_machine_sym_no_match.h to sysdeps/generic glibc: Perform rseq(2) registration at C startup and thread creation (v17) glibc: sched_getcpu(): use rseq cpu_id TLS on Linux (v7) support record failure: allow use from constructor support: implement xpthread key create/delete (v4) rseq registration tests (v9) NEWS | 12 +- csu/init-first.c | 4 - csu/libc-start.c | 5 + elf/Makefile | 5 +- elf/Versions | 1 + elf/dl-call-libc-early-init.c | 41 +++ elf/dl-load.c | 9 + elf/dl-lookup-direct.c | 116 ++++++ elf/dl-lookup.c | 10 +- elf/dl-open.c | 24 ++ elf/libc-early-init.h | 35 ++ elf/libc_early_init.c | 30 ++ elf/rtld.c | 4 + manual/threads.texi | 30 +- misc/rseq-internal.h | 33 ++ nptl/descr.h | 10 +- nptl/pthread_create.c | 56 ++- support/Makefile | 2 + support/check.h | 4 + support/support_record_failure.c | 18 +- support/xpthread_key_create.c | 25 ++ support/xpthread_key_delete.c | 24 ++ support/xthread.h | 2 + sysdeps/generic/elf_machine_sym_no_match.h | 34 ++ sysdeps/generic/ldsodefs.h | 17 + sysdeps/mach/hurd/i386/init-first.c | 4 - sysdeps/mips/dl-machine.h | 15 - sysdeps/mips/elf_machine_sym_no_match.h | 43 +++ sysdeps/unix/sysv/linux/Makefile | 11 +- sysdeps/unix/sysv/linux/Versions | 3 + sysdeps/unix/sysv/linux/aarch64/bits/rseq.h | 43 +++ sysdeps/unix/sysv/linux/aarch64/libc.abilist | 1 + sysdeps/unix/sysv/linux/alpha/libc.abilist | 1 + sysdeps/unix/sysv/linux/arm/be/libc.abilist | 1 + sysdeps/unix/sysv/linux/arm/bits/rseq.h | 83 +++++ sysdeps/unix/sysv/linux/arm/le/libc.abilist | 1 + sysdeps/unix/sysv/linux/bits/rseq.h | 29 ++ 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 + .../sysv/linux/m68k/coldfire/libc.abilist | 1 + .../unix/sysv/linux/m68k/m680x0/libc.abilist | 1 + .../sysv/linux/microblaze/be/libc.abilist | 1 + .../sysv/linux/microblaze/le/libc.abilist | 1 + sysdeps/unix/sysv/linux/mips/bits/rseq.h | 62 ++++ .../sysv/linux/mips/mips32/fpu/libc.abilist | 1 + .../sysv/linux/mips/mips32/nofpu/libc.abilist | 1 + .../sysv/linux/mips/mips64/n32/libc.abilist | 1 + .../sysv/linux/mips/mips64/n64/libc.abilist | 1 + sysdeps/unix/sysv/linux/nios2/libc.abilist | 1 + sysdeps/unix/sysv/linux/powerpc/bits/rseq.h | 37 ++ .../linux/powerpc/powerpc32/fpu/libc.abilist | 1 + .../powerpc/powerpc32/nofpu/libc.abilist | 1 + .../linux/powerpc/powerpc64/be/libc.abilist | 1 + .../linux/powerpc/powerpc64/le/libc.abilist | 1 + .../unix/sysv/linux/riscv/rv64/libc.abilist | 1 + sysdeps/unix/sysv/linux/rseq-internal.h | 73 ++++ sysdeps/unix/sysv/linux/rseq-sym.c | 25 ++ sysdeps/unix/sysv/linux/s390/bits/rseq.h | 37 ++ .../unix/sysv/linux/s390/s390-32/libc.abilist | 1 + .../unix/sysv/linux/s390/s390-64/libc.abilist | 1 + sysdeps/unix/sysv/linux/sched_getcpu.c | 27 +- sysdeps/unix/sysv/linux/sh/be/libc.abilist | 1 + sysdeps/unix/sysv/linux/sh/le/libc.abilist | 1 + .../sysv/linux/sparc/sparc32/libc.abilist | 1 + .../sysv/linux/sparc/sparc64/libc.abilist | 1 + sysdeps/unix/sysv/linux/sys/rseq.h | 186 ++++++++++ sysdeps/unix/sysv/linux/tst-rseq-nptl.c | 347 ++++++++++++++++++ sysdeps/unix/sysv/linux/tst-rseq.c | 108 ++++++ sysdeps/unix/sysv/linux/x86/bits/rseq.h | 30 ++ .../unix/sysv/linux/x86_64/64/libc.abilist | 1 + .../unix/sysv/linux/x86_64/x32/libc.abilist | 1 + 73 files changed, 1674 insertions(+), 70 deletions(-) create mode 100644 elf/dl-call-libc-early-init.c create mode 100644 elf/dl-lookup-direct.c create mode 100644 elf/libc-early-init.h create mode 100644 elf/libc_early_init.c create mode 100644 misc/rseq-internal.h create mode 100644 support/xpthread_key_create.c create mode 100644 support/xpthread_key_delete.c create mode 100644 sysdeps/generic/elf_machine_sym_no_match.h create mode 100644 sysdeps/mips/elf_machine_sym_no_match.h create mode 100644 sysdeps/unix/sysv/linux/aarch64/bits/rseq.h create mode 100644 sysdeps/unix/sysv/linux/arm/bits/rseq.h create mode 100644 sysdeps/unix/sysv/linux/bits/rseq.h create mode 100644 sysdeps/unix/sysv/linux/mips/bits/rseq.h create mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/rseq.h create mode 100644 sysdeps/unix/sysv/linux/rseq-internal.h create mode 100644 sysdeps/unix/sysv/linux/rseq-sym.c create mode 100644 sysdeps/unix/sysv/linux/s390/bits/rseq.h create mode 100644 sysdeps/unix/sysv/linux/sys/rseq.h create mode 100644 sysdeps/unix/sysv/linux/tst-rseq-nptl.c create mode 100644 sysdeps/unix/sysv/linux/tst-rseq.c create mode 100644 sysdeps/unix/sysv/linux/x86/bits/rseq.h