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[RFC,0/8] Restartable Sequences enablement

Message ID 20200108145851.13594-1-mathieu.desnoyers@efficios.com
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Series Restartable Sequences enablement | expand

Message

Mathieu Desnoyers Jan. 8, 2020, 2:58 p.m. UTC
Hi,

Please find the rseq-enablement patchset for comments in this series.

This patch series is based on glibc master branch at commit
d006e84d5d Fix formatting of ChangeLog ouput

Since the last post, I updated the manual following the advices I
received, removed the syscall table patches from the series, as they are
now merged into glibc master. I also updated the abilist following le/be
split for arm, microblaze, and sh.

Thanks for the feedback!

Mathieu

Florian Weimer (3):
  Introduce <elf_machine_sym_no_match.h>
  Implement __libc_early_init
  nptl: Start new threads with all signals blocked [BZ #25098]

Mathieu Desnoyers (5):
  glibc: Perform rseq(2) registration at C startup and thread creation
    (v14)
  glibc: sched_getcpu(): use rseq cpu_id TLS on Linux (v5)
  support record failure: allow use from constructor
  support: implement xpthread key create/delete (v3)
  rseq registration tests (v7)

 NEWS                                          |  10 +
 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/elf_machine_sym_no_match.h                |  34 ++
 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                         |  57 +--
 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/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       |  77 ++++
 sysdeps/unix/sysv/linux/rseq-sym.c            |  43 +++
 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        |  29 +-
 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            |  30 ++
 sysdeps/unix/sysv/linux/tst-rseq-nptl.c       | 353 ++++++++++++++++++
 sysdeps/unix/sysv/linux/tst-rseq.c            | 114 ++++++
 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, 1553 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/elf_machine_sym_no_match.h
 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/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

Comments

Joseph Myers Jan. 8, 2020, 3:31 p.m. UTC | #1
On Wed, 8 Jan 2020, Mathieu Desnoyers wrote:

> Since the last post, I updated the manual following the advices I
> received, removed the syscall table patches from the series, as they are
> now merged into glibc master. I also updated the abilist following le/be
> split for arm, microblaze, and sh.

You also need to update copyright year ranges for new files to include 
2020.
Mathieu Desnoyers Jan. 8, 2020, 3:48 p.m. UTC | #2
----- On Jan 8, 2020, at 10:31 AM, Joseph Myers joseph@codesourcery.com wrote:

> On Wed, 8 Jan 2020, Mathieu Desnoyers wrote:
> 
>> Since the last post, I updated the manual following the advices I
>> received, removed the syscall table patches from the series, as they are
>> now merged into glibc master. I also updated the abilist following le/be
>> split for arm, microblaze, and sh.
> 
> You also need to update copyright year ranges for new files to include
> 2020.

Done, it will be in the next round, thanks for the review!

Mathieu