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Commit Graph

3 Commits

Author SHA1 Message Date
Florian Weimer
3c79234c7a nptl: Move pthreadP.h into sysdeps directory
This mirrors the situation on Hurd.  These directories are on
the include search part, so #include <pthreadP.h> works after this
change on both Hurd and nptl.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2021-06-22 09:51:10 +02:00
Florian Weimer
d03511f48f nptl: Eliminate the __static_tls_size, __static_tls_align_m1 variables
Use the  __nptl_tls_static_size_for_stack inline function instead,
and the GLRO (dl_tls_static_align) value directly.

The computation of GLRO (dl_tls_static_align)  in
_dl_determine_tlsoffset ensures that the alignment is at least
TLS_TCB_ALIGN, which at least STACK_ALIGN (see allocate_stack).
Therefore, the additional rounding-up step is removed.

ALso move the initialization of the default stack size from
__pthread_initialize_minimal_internal to __pthread_early_init.
This introduces an extra system call during single-threaded startup,
but this simplifies the initialization sequence.  No locking is
needed around the writes to __default_pthread_attr because the
process is single-threaded at this point.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2021-05-21 22:35:00 +02:00
Florian Weimer
eda0c098ed nptl: Move internal symbol __mutex_aconf into libc
This is in preparation of moving the mutex code into libc.

__pthread_tunables_init is now called via __pthread_early_init.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2021-04-21 19:49:51 +02:00