[PATCH 00/19] Signal mask for timer helper thread
Florian Weimer
fweimer@redhat.com
Tue May 19 10:43:39 GMT 2020
This series cleans up various aspects of NPTL and eventually adds
functionality to explicitly block internal signals on new threads.
There is now a proper public interface (for non-internal signals) and
the awkward separate sigset_t * argument and a pthread_create variant is
no longer needed.
To avoid creating new symbols in libpthread, some dependent
functionality had to be moved into libc. Since more parts of
pthread_attr_t are now dynamically allocated, it seemed prudent to
consolidate the copying of thread attributes.
Tested on x86_64-linux-gnu, i686-linux-gnu. Built with
build-many-glibcs.py (also various intermediate steps).
Thanks,
Florian
Florian Weimer (19):
manual: Add missing section and node for clockid_t wait functions
nptl: Replace some stubs with the Linux implementation
nptl: Move pthread_attr_setaffinity_np into libc
nptl: Move pthread_getaffinity_np into libc
nptl: Move pthread_gettattr_np into libc
nptl: Make __pthread_attr_init, __pthread_attr_destroy available
internally
nptl: Add __pthread_attr_copy for copying pthread_attr_t objects
nptl: Use __pthread_attr_copy in pthread_getattr_default_np (bug
25999)
nptl: Use __pthread_attr_copy in pthread_setattr_default_np
<libc-symbols.h>: Add libpthread hidden alias support
nptl: Add internal alias __pthread_getattr_default_np
nptl: Use __pthread_getattr_default_np in pthread_create
nptl: Use __pthread_attr_setaffinity_np in pthread_getattr_np
nptl: Change type of __default_pthread_attr
nptl: Destroy the default thread attribute as part of freeres
nptl: Make pthread_attr_t dynamically extensible
nptl: Add pthread_attr_setsigmask_np, pthread_attr_getsigmask_np
manual: Add pthread_attr_setsigmask_np, pthread_attr_getsigmask_np
Linux: Use __pthread_attr_setsigmask_internal for timer helper thread
NEWS | 4 +
include/libc-symbols.h | 23 ++
manual/threads.texi | 55 +++++
nptl/Makefile | 24 ++-
nptl/Versions | 29 ++-
nptl/allocatestack.c | 2 +-
nptl/libpthread-compat.c | 5 +
nptl/nptl-init.c | 4 +-
nptl/nptlfreeres.c | 1 +
nptl/pthreadP.h | 35 ++-
nptl/pthread_attr_copy.c | 64 ++++++
nptl/pthread_attr_destroy.c | 15 +-
nptl/pthread_attr_extension.c | 32 +++
nptl/pthread_attr_getaffinity.c | 14 +-
nptl/pthread_attr_getsigmask.c | 38 ++++
nptl/pthread_attr_getstacksize.c | 2 +-
nptl/pthread_attr_init.c | 5 +-
nptl/pthread_attr_setaffinity.c | 45 ++--
nptl/pthread_attr_setsigmask.c | 34 +++
nptl/pthread_attr_setsigmask_internal.c | 45 ++++
nptl/pthread_create.c | 63 +++---
nptl/pthread_getaffinity.c | 45 +++-
nptl/pthread_getattr_default_np.c | 15 +-
nptl/pthread_getattr_np.c | 43 ++--
nptl/pthread_getname.c | 49 ++++-
nptl/pthread_setaffinity.c | 37 +++-
nptl/pthread_setattr_default_np.c | 63 +++---
nptl/pthread_setname.c | 43 +++-
nptl/tst-pthread-attr-sigmask.c | 204 ++++++++++++++++++
nptl/tst-pthread-defaultattr-free.c | 78 +++++++
.../unix/sysv/linux => nptl}/tst-setgetname.c | 0
.../tst-thread-affinity-pthread.c | 0
.../tst-thread-affinity-pthread2.c | 0
.../tst-thread-affinity-sched.c | 0
nptl/vars.c | 2 +-
sysdeps/nptl/internaltypes.h | 26 ++-
sysdeps/nptl/pthread.h | 15 ++
sysdeps/unix/sysv/linux/Makefile | 5 +-
sysdeps/unix/sysv/linux/aarch64/libc.abilist | 8 +
.../sysv/linux/aarch64/libpthread.abilist | 3 -
sysdeps/unix/sysv/linux/alpha/libc.abilist | 10 +
.../unix/sysv/linux/alpha/libpthread.abilist | 6 +-
sysdeps/unix/sysv/linux/arm/be/libc.abilist | 8 +
.../unix/sysv/linux/arm/be/libpthread.abilist | 3 -
sysdeps/unix/sysv/linux/arm/le/libc.abilist | 8 +
.../unix/sysv/linux/arm/le/libpthread.abilist | 3 -
sysdeps/unix/sysv/linux/createthread.c | 9 +-
sysdeps/unix/sysv/linux/csky/libc.abilist | 8 +
.../unix/sysv/linux/csky/libpthread.abilist | 3 -
sysdeps/unix/sysv/linux/hppa/libc.abilist | 10 +
.../unix/sysv/linux/hppa/libpthread.abilist | 6 +-
sysdeps/unix/sysv/linux/i386/libc.abilist | 10 +
.../unix/sysv/linux/i386/libpthread.abilist | 6 +-
sysdeps/unix/sysv/linux/ia64/libc.abilist | 10 +
.../unix/sysv/linux/ia64/libpthread.abilist | 6 +-
.../sysv/linux/m68k/coldfire/libc.abilist | 8 +
.../linux/m68k/coldfire/libpthread.abilist | 3 -
.../unix/sysv/linux/m68k/m680x0/libc.abilist | 10 +
.../sysv/linux/m68k/m680x0/libpthread.abilist | 6 +-
.../sysv/linux/microblaze/be/libc.abilist | 8 +
.../linux/microblaze/be/libpthread.abilist | 3 -
.../sysv/linux/microblaze/le/libc.abilist | 8 +
.../linux/microblaze/le/libpthread.abilist | 3 -
.../sysv/linux/mips/mips32/fpu/libc.abilist | 10 +
.../sysv/linux/mips/mips32/libpthread.abilist | 6 +-
.../sysv/linux/mips/mips32/nofpu/libc.abilist | 10 +
.../sysv/linux/mips/mips64/libpthread.abilist | 6 +-
.../sysv/linux/mips/mips64/n32/libc.abilist | 10 +
.../sysv/linux/mips/mips64/n64/libc.abilist | 10 +
sysdeps/unix/sysv/linux/nios2/libc.abilist | 8 +
.../unix/sysv/linux/nios2/libpthread.abilist | 3 -
.../linux/powerpc/powerpc32/fpu/libc.abilist | 10 +
.../powerpc/powerpc32/libpthread.abilist | 6 +-
.../powerpc/powerpc32/nofpu/libc.abilist | 10 +
.../linux/powerpc/powerpc64/be/libc.abilist | 10 +
.../powerpc/powerpc64/be/libpthread.abilist | 5 -
.../linux/powerpc/powerpc64/le/libc.abilist | 8 +
.../powerpc/powerpc64/le/libpthread.abilist | 3 -
sysdeps/unix/sysv/linux/pthread_getaffinity.c | 58 -----
sysdeps/unix/sysv/linux/pthread_getname.c | 69 ------
sysdeps/unix/sysv/linux/pthread_setaffinity.c | 53 -----
sysdeps/unix/sysv/linux/pthread_setname.c | 63 ------
.../unix/sysv/linux/riscv/rv64/libc.abilist | 8 +
.../sysv/linux/riscv/rv64/libpthread.abilist | 3 -
.../unix/sysv/linux/s390/s390-32/libc.abilist | 10 +
.../linux/s390/s390-32/libpthread.abilist | 6 +-
.../unix/sysv/linux/s390/s390-64/libc.abilist | 10 +
.../linux/s390/s390-64/libpthread.abilist | 6 +-
sysdeps/unix/sysv/linux/sh/be/libc.abilist | 10 +
.../unix/sysv/linux/sh/be/libpthread.abilist | 6 +-
sysdeps/unix/sysv/linux/sh/le/libc.abilist | 10 +
.../unix/sysv/linux/sh/le/libpthread.abilist | 6 +-
.../sysv/linux/sparc/sparc32/libc.abilist | 10 +
.../linux/sparc/sparc32/libpthread.abilist | 6 +-
.../sysv/linux/sparc/sparc64/libc.abilist | 10 +
.../linux/sparc/sparc64/libpthread.abilist | 6 +-
sysdeps/unix/sysv/linux/timer_routines.c | 19 +-
.../unix/sysv/linux/x86_64/64/libc.abilist | 10 +
.../sysv/linux/x86_64/64/libpthread.abilist | 5 -
.../unix/sysv/linux/x86_64/x32/libc.abilist | 8 +
.../sysv/linux/x86_64/x32/libpthread.abilist | 3 -
101 files changed, 1289 insertions(+), 551 deletions(-)
create mode 100644 nptl/pthread_attr_copy.c
create mode 100644 nptl/pthread_attr_extension.c
create mode 100644 nptl/pthread_attr_getsigmask.c
create mode 100644 nptl/pthread_attr_setsigmask.c
create mode 100644 nptl/pthread_attr_setsigmask_internal.c
create mode 100644 nptl/tst-pthread-attr-sigmask.c
create mode 100644 nptl/tst-pthread-defaultattr-free.c
rename {sysdeps/unix/sysv/linux => nptl}/tst-setgetname.c (100%)
rename {sysdeps/unix/sysv/linux => nptl}/tst-thread-affinity-pthread.c (100%)
rename {sysdeps/unix/sysv/linux => nptl}/tst-thread-affinity-pthread2.c (100%)
rename {sysdeps/unix/sysv/linux => nptl}/tst-thread-affinity-sched.c (100%)
delete mode 100644 sysdeps/unix/sysv/linux/pthread_getaffinity.c
delete mode 100644 sysdeps/unix/sysv/linux/pthread_getname.c
delete mode 100644 sysdeps/unix/sysv/linux/pthread_setaffinity.c
delete mode 100644 sysdeps/unix/sysv/linux/pthread_setname.c
--
2.25.4
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