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[v3,30/37] pthread: Introduce __pthread_early_init

Message ID b802327069fc6702774460aed60cb5706cc8468a.1615914632.git.fweimer@redhat.com
State Superseded
Delegated to: Adhemerval Zanella Netto
Headers show
Series libpthread removal: NPTL forwarders are gone | expand

Commit Message

Florian Weimer March 16, 2021, 5:31 p.m. UTC
This function is called from __libc_early_init to initialize the
pthread subsystem.
---
 elf/libc_early_init.c                |  3 +++
 sysdeps/pthread/pthread_early_init.h | 29 ++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 sysdeps/pthread/pthread_early_init.h

Comments

Adhemerval Zanella March 25, 2021, 8:22 p.m. UTC | #1
On 16/03/2021 14:31, Florian Weimer via Libc-alpha wrote:
> This function is called from __libc_early_init to initialize the
> pthread subsystem.

LGTM, thanks.

Reviewed-by; Adhemerval Zanella  <adhemerval.zanella@linaro.org>

> ---
>  elf/libc_early_init.c                |  3 +++
>  sysdeps/pthread/pthread_early_init.h | 29 ++++++++++++++++++++++++++++
>  2 files changed, 32 insertions(+)
>  create mode 100644 sysdeps/pthread/pthread_early_init.h
> 
> diff --git a/elf/libc_early_init.c b/elf/libc_early_init.c
> index 9b1901a706..525edf1e7d 100644
> --- a/elf/libc_early_init.c
> +++ b/elf/libc_early_init.c
> @@ -21,6 +21,7 @@
>  #include <libc-early-init.h>
>  #include <libc-internal.h>
>  #include <lowlevellock.h>
> +#include <pthread_early_init.h>
>  #include <sys/single_threaded.h>
>  
>  #ifdef SHARED
> @@ -40,6 +41,8 @@ __libc_early_init (_Bool initial)
>    __libc_initial = initial;
>  #endif
>  
> +  __pthread_early_init ();
> +
>  #if ENABLE_ELISION_SUPPORT
>    __lll_elision_init ();
>  #endif

Ok.

> diff --git a/sysdeps/pthread/pthread_early_init.h b/sysdeps/pthread/pthread_early_init.h
> new file mode 100644
> index 0000000000..b8bb9b762d
> --- /dev/null
> +++ b/sysdeps/pthread/pthread_early_init.h
> @@ -0,0 +1,29 @@
> +/* pthread initialization called from __libc_early_init.  Generic version.
> +   Copyright (C) 2021 Free Software Foundation, Inc.
> +   This file is part of the GNU C Library.
> +
> +   The GNU C Library is free software; you can redistribute it and/or
> +   modify it under the terms of the GNU Lesser General Public
> +   License as published by the Free Software Foundation; either
> +   version 2.1 of the License, or (at your option) any later version.
> +
> +   The GNU C Library is distributed in the hope that it will be useful,
> +   but WITHOUT ANY WARRANTY; without even the implied warranty of
> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> +   Lesser General Public License for more details.
> +
> +   You should have received a copy of the GNU Lesser General Public
> +   License along with the GNU C Library; if not, see
> +   <https://www.gnu.org/licenses/>.  */
> +
> +#ifndef _PTHREAD_EARLY_INIT_H
> +#define _PTHREAD_EARLY_INIT_H 1
> +
> +static inline void
> +__pthread_early_init (void)
> +{
> +  /* The generic version does not require any additional
> +     initialization.  */
> +}
> +
> +#endif /* _PTHREAD_EARLY_INIT_H */

Double space before '*/'.

> 

Ok.
diff mbox series

Patch

diff --git a/elf/libc_early_init.c b/elf/libc_early_init.c
index 9b1901a706..525edf1e7d 100644
--- a/elf/libc_early_init.c
+++ b/elf/libc_early_init.c
@@ -21,6 +21,7 @@ 
 #include <libc-early-init.h>
 #include <libc-internal.h>
 #include <lowlevellock.h>
+#include <pthread_early_init.h>
 #include <sys/single_threaded.h>
 
 #ifdef SHARED
@@ -40,6 +41,8 @@  __libc_early_init (_Bool initial)
   __libc_initial = initial;
 #endif
 
+  __pthread_early_init ();
+
 #if ENABLE_ELISION_SUPPORT
   __lll_elision_init ();
 #endif
diff --git a/sysdeps/pthread/pthread_early_init.h b/sysdeps/pthread/pthread_early_init.h
new file mode 100644
index 0000000000..b8bb9b762d
--- /dev/null
+++ b/sysdeps/pthread/pthread_early_init.h
@@ -0,0 +1,29 @@ 
+/* pthread initialization called from __libc_early_init.  Generic version.
+   Copyright (C) 2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _PTHREAD_EARLY_INIT_H
+#define _PTHREAD_EARLY_INIT_H 1
+
+static inline void
+__pthread_early_init (void)
+{
+  /* The generic version does not require any additional
+     initialization.  */
+}
+
+#endif /* _PTHREAD_EARLY_INIT_H */