nptl: Destroy the default thread attribute as part of freeres
This avoids a spurious memory leak report by valgrind. Reviewed-by: Carlos O'Donell <carlos@redhat.com>
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@ -25,6 +25,7 @@
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void
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__libpthread_freeres (void)
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{
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call_function_static_weak (__default_pthread_attr_freeres);
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call_function_static_weak (__nptl_stacks_freeres);
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call_function_static_weak (__shm_directory_freeres);
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call_function_static_weak (__nptl_unwind_freeres);
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@ -201,6 +201,8 @@ enum
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/* Default pthread attributes. */
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extern union pthread_attr_transparent __default_pthread_attr attribute_hidden;
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extern int __default_pthread_attr_lock attribute_hidden;
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/* Called from __libpthread_freeres to deallocate the default attribute. */
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extern void __default_pthread_attr_freeres (void) attribute_hidden;
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/* Size and alignment of static TLS block. */
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extern size_t __static_tls_size attribute_hidden;
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@ -81,3 +81,13 @@ pthread_setattr_default_np (const pthread_attr_t *in)
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lll_unlock (__default_pthread_attr_lock, LLL_PRIVATE);
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return ret;
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}
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/* This is placed in the same file as pthread_setattr_default_np
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because only this function can trigger allocation of attribute
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data. This way, the function is automatically defined for all the
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cases when it is needed in static builds. */
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void
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__default_pthread_attr_freeres (void)
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{
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__pthread_attr_destroy (&__default_pthread_attr.external);
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}
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