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-rw-r--r--linuxthreads/ChangeLog13
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+2000-07-27 Jes Sorensen <jes@linuxcare.com>
+
+ * linuxthreads/sysdeps/ia64/pspinlock.c (__pthread_spin_lock): Add
+ load of spin lock to prime the cache before the atomic compare and
+ exchange operation (cmpxchg4). This avoids the spinning on the
+ cmpxchg4 instruction and reduces movement of the cache line back
+ and forth between the processors (explanation by Asis K. Mallick
+ from Intel). This basically makes the implementation operate the
+ same as the Linux kernel implementation.
+
+ * linuxthreads/shlib-versions: Use GLIBC_2_2 for Linux/ia64.
+ * linuxthreads/sysdeps/ia64/pspinlock.c: New file.
+
2000-08-03 Ulrich Drepper <drepper@redhat.com>
* pthread.c: Move definition of __pthread_set_own_extricate_if...