Attachment 3777 Details for Bug 9894 – Updated patch for main architectures

[patch] Updated patch for main architectures

robust_pi_futexes.diff (text/plain), 2.23 KB, created by Aurelien Jarno on 2009-02-27 15:08:19 UTC

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Creator: Aurelien Jarno

Created: 2009-02-27 15:08:19 UTC

Size: 2.23 KB

patch

obsolete

>2009-09-27  Aurelien Jarno  <aurelien@aurel32.net>
>
>	* sysdeps/unix/sysv/linux/kernel-features.h
>	(__ASSUME_SET_ROBUST_LIST): Update per-arch conditions when
>	each feature was introduced. (__ASSUME_FUTEX_LOCK_PI): Ditto.
>
>diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
>index 29afe27..edbe250 100644
>--- a/sysdeps/unix/sysv/linux/kernel-features.h
>+++ b/sysdeps/unix/sysv/linux/kernel-features.h
>@@ -454,16 +454,28 @@
> # define __ASSUME_ATFCTS	1
> #endif
> 
>-/* Support for inter-process robust mutexes was added in 2.6.17.  */
>-#if __LINUX_KERNEL_VERSION >= 0x020611 \
>-    && ((!defined __sh__ && !defined __alpha__) \
>-	|| (__LINUX_KERNEL_VERSION >= 0x020613 && defined __sh__) \
>-	|| (__LINUX_KERNEL_VERSION >= 0x020617 && defined __alpha__))
>+/* Support for inter-process robust mutexes was added in 2.6.17 on i386,
>+   powerpc and s390. It was added in 2.6.18 on s390 and sparc64, 2.6.19 on
>+   ia64 and 2.6.23 on sh. */
>+#if (__LINUX_KERNEL_VERSION >= 0x020611 && defined __i386__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020611 && defined __powerpc__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020612 && defined __s390__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020612 && defined __sparc__ && __arch64__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020611 && defined __x86_64__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020613 && defined __ia64__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020617 && defined __sh__)
> # define __ASSUME_SET_ROBUST_LIST	1
> #endif
> 
>-/* Support for PI futexes was added in 2.6.18.  */
>-#if __LINUX_KERNEL_VERSION >= 0x020612
>+/* Support for PI futexes was added in 2.6.18 on i386, powerpc, s390, sparc64
>+   x86_64. It was added in 2.6.19 on ia64 and in 2.6.23 on sh. */
>+#if (__LINUX_KERNEL_VERSION >= 0x020612 && defined __i386__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020612 && defined __powerpc__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020612 && defined __s390__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020612 && defined __sparc__ && __arch64__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020612 && defined __x86_64__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020613 && defined __ia64__) \
>+     || (__LINUX_KERNEL_VERSION >= 0x020617 && defined __sh__)
> # define __ASSUME_FUTEX_LOCK_PI	1
> #endif
>

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