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authorRoland McGrath <roland@gnu.org>2005-12-06 00:35:22 +0000
committerRoland McGrath <roland@gnu.org>2005-12-06 00:35:22 +0000
commitf3423d5ab5a64638d38783c74d4c0330db60ff78 (patch)
tree2cdb56d89ad3fabc89aad3782230b03c84a94cc8
parentec116e200ea3f08e93dbd4adc15c2e1347e0d388 (diff)
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* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_POSIX_CPU_TIMERS): New macro, for 2.6.12 and later.
-rw-r--r--ChangeLog3
-rw-r--r--sysdeps/unix/sysv/linux/kernel-features.h5
2 files changed, 8 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 025b721d20..f0c103ab60 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2005-12-05 Roland McGrath <roland@redhat.com>
+ * sysdeps/unix/sysv/linux/kernel-features.h
+ (__ASSUME_POSIX_CPU_TIMERS): New macro, for 2.6.12 and later.
+
* sysdeps/generic/dwarf2.h: Replace license text with glibc LGPL.
2005-12-03 Ulrich Drepper <drepper@redhat.com>
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
index 44ac727820..9bbd97e6d2 100644
--- a/sysdeps/unix/sysv/linux/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/kernel-features.h
@@ -318,6 +318,11 @@
# define __ASSUME_POSIX_TIMERS 1
#endif
+/* Beginning with 2.6.12 the clock and timer supports CPU clocks. */
+#if __LINUX_KERNEL_VERSION >= 0x2060c
+# define __ASSUME_POSIX_CPU_TIMERS 1
+#endif
+
/* The late 2.5 kernels saw a lot of new CLONE_* flags. Summarize
their availability with one define. The changes were made first
for i386 and the have to be done separately for the other archs.