aboutsummaryrefslogtreecommitdiff
path: root/nptl/sysdeps/unix/sysv/linux/s390/lowlevelmutex.c
diff options
context:
space:
mode:
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/s390/lowlevelmutex.c')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/lowlevelmutex.c88
1 files changed, 0 insertions, 88 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/lowlevelmutex.c b/nptl/sysdeps/unix/sysv/linux/s390/lowlevelmutex.c
deleted file mode 100644
index d61ebf95e6..0000000000
--- a/nptl/sysdeps/unix/sysv/linux/s390/lowlevelmutex.c
+++ /dev/null
@@ -1,88 +0,0 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003.
-
- 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <errno.h>
-#include <sysdep.h>
-#include <lowlevellock.h>
-
-
-void
-___lll_mutex_lock (futex, newval)
- int *futex;
- int newval;
-{
- int oldval;
-
- do
- {
- lll_futex_wait (futex, newval);
- lll_compare_and_swap (futex, oldval, newval, "lr %2,%1; ahi %2,1");
- }
- while (oldval != 0);
-
- *futex = 2;
-}
-
-
-int
-___lll_mutex_timedlock (futex, abstime, newval)
- int *futex;
- const struct timespec *abstime;
- int newval;
-{
- /* Reject invalid timeouts. */
- if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)
- return EINVAL;
-
- int oldval;
- do
- {
- /* Get the current time. */
- struct timeval tv;
- __gettimeofday (&tv, NULL);
-
- /* Compute relative timeout. */
- struct timespec rt;
- rt.tv_sec = abstime->tv_sec - tv.tv_sec;
- rt.tv_nsec = abstime->tv_nsec - tv.tv_usec * 1000;
- if (rt.tv_nsec < 0)
- {
- rt.tv_nsec += 1000000000;
- --rt.tv_sec;
- }
- /* Already timed out? */
- if (rt.tv_sec < 0)
- return ETIMEDOUT;
-
- /* Wait. */
- int err = lll_futex_timed_wait (futex, newval, &rt);
-
- /* If timed out return with an appropriate error. */
- if (err == -ETIMEDOUT)
- return ETIMEDOUT;
-
- /* XXX oldval in undefined !!! */
- lll_compare_and_swap (futex, oldval, newval, "lr %2,%1; ahi %2,1");
- }
- while (oldval != 0);
-
- *futex = 2;
-
- return 0;
-}