about summary refs log tree commit diff
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2004-06-18 04:29:42 +0000
committerUlrich Drepper <drepper@redhat.com>2004-06-18 04:29:42 +0000
commit7c3164bc6650ceeecd67841dfb8fcf399d12a93f (patch)
tree23a7016e21d2848ec2d3fdfa1b8dc1abcf3e85d4
parent72e615009bfde798692487d04ae548d15eb423ba (diff)
downloadglibc-7c3164bc6650ceeecd67841dfb8fcf399d12a93f.tar.gz
glibc-7c3164bc6650ceeecd67841dfb8fcf399d12a93f.tar.xz
glibc-7c3164bc6650ceeecd67841dfb8fcf399d12a93f.zip
Update.
2004-06-17  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/pthread/pthread_cond_timedwait.c
	(__pthread_cond_timedwait): Also check for negativ nanoseconds.
	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
	(__pthread_cond_timedwait): Check for invalid nanosecond in
	timeout value.
	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise.
	* tst-cond19.c: New file.
	* Makefile: Add rules to build and run tst-cond19.
-rw-r--r--nptl/ChangeLog11
-rw-r--r--nptl/Makefile4
-rw-r--r--nptl/sysdeps/pthread/pthread_cond_timedwait.c2
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S4
-rw-r--r--nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S5
-rw-r--r--nptl/tst-cond19.c76
-rw-r--r--sysdeps/powerpc/powerpc64/memcpy.S12
-rw-r--r--sysdeps/unix/sysv/linux/sched_setaffinity.c9
8 files changed, 112 insertions, 11 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index a835cf669a..2cf0063ce8 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,14 @@
+2004-06-17  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/pthread/pthread_cond_timedwait.c
+	(__pthread_cond_timedwait): Also check for negativ nanoseconds.
+	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
+	(__pthread_cond_timedwait): Check for invalid nanosecond in
+	timeout value.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise.
+	* tst-cond19.c: New file.
+	* Makefile: Add rules to build and run tst-cond19.
+
 2004-06-15  Steven Munroe  <sjmunroe@us.ibm.com>
 
 	* tst-context1.c (GUARD_PATTERN): Defined.
diff --git a/nptl/Makefile b/nptl/Makefile
index fd3ed9f699..d2ae1b744f 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -194,7 +194,7 @@ tests = tst-attr1 tst-attr2 tst-attr3 \
 	tst-spin1 tst-spin2 tst-spin3 \
 	tst-cond1 tst-cond2 tst-cond3 tst-cond4 tst-cond5 tst-cond6 tst-cond7 \
 	tst-cond8 tst-cond9 tst-cond10 tst-cond11 tst-cond12 tst-cond13 \
-	tst-cond14 tst-cond15 tst-cond16 tst-cond17 tst-cond18 \
+	tst-cond14 tst-cond15 tst-cond16 tst-cond17 tst-cond18 tst-cond19 \
 	tst-rwlock1 tst-rwlock2 tst-rwlock3 tst-rwlock4 tst-rwlock5 \
 	tst-rwlock6 tst-rwlock7 tst-rwlock8 tst-rwlock9 tst-rwlock10 \
 	tst-rwlock11 tst-rwlock12 tst-rwlock13 \
@@ -454,6 +454,7 @@ $(objpfx)tst-dlsym1: $(libdl) $(shared-thread-library)
 
 ifeq (yes,$(build-shared))
 $(objpfx)tst-cond11: $(common-objpfx)rt/librt.so
+$(objpfx)tst-cond19: $(common-objpfx)rt/librt.so
 $(objpfx)tst-cancel17: $(common-objpfx)rt/librt.so
 $(objpfx)tst-cancelx17: $(common-objpfx)rt/librt.so
 $(objpfx)tst-cancel18: $(common-objpfx)rt/librt.so
@@ -465,6 +466,7 @@ LDFLAGS-tst-_res1mod2.so = -Wl,-soname,tst-_res1mod2.so
 $(objpfx)tst-_res1: $(objpfx)tst-_res1mod2.so $(shared-thread-library)
 else
 $(objpfx)tst-cond11: $(common-objpfx)rt/librt.a
+$(objpfx)tst-cond19: $(common-objpfx)rt/librt.a
 $(objpfx)tst-cancel17: $(common-objpfx)rt/librt.a
 $(objpfx)tst-cancelx17: $(common-objpfx)rt/librt.a
 $(objpfx)tst-cancel18: $(common-objpfx)rt/librt.a
diff --git a/nptl/sysdeps/pthread/pthread_cond_timedwait.c b/nptl/sysdeps/pthread/pthread_cond_timedwait.c
index 940b51b4be..7de2b2936f 100644
--- a/nptl/sysdeps/pthread/pthread_cond_timedwait.c
+++ b/nptl/sysdeps/pthread/pthread_cond_timedwait.c
@@ -50,7 +50,7 @@ __pthread_cond_timedwait (cond, mutex, abstime)
   int result = 0;
 
   /* Catch invalid parameters.  */
-  if (abstime->tv_nsec >= 1000000000)
+  if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)
     return EINVAL;
 
   /* Make sure we are along.  */
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
index 305fa4d5d7..1d24b1a1e1 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
+++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
@@ -55,6 +55,10 @@ __pthread_cond_timedwait:
 	movl	20(%esp), %ebx
 	movl	28(%esp), %ebp
 
+	cmpl	$1000000000, 4(%ebp)
+	movl	$EINVAL, %eax
+	jae	18f
+
 	/* Get internal lock.  */
 	movl	$1, %edx
 	xorl	%eax, %eax
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
index e75f05e07f..5c6a471096 100644
--- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
+++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
@@ -54,6 +54,11 @@ __pthread_cond_timedwait:
 #define FRAME_SIZE 80
 	subq	$FRAME_SIZE, %rsp
 .Lsubq:
+
+	cmpq	$1000000000, 8(%rdx)
+	movl	$EINVAL, %rax
+	jae	18f
+
 	/* Stack frame:
 
 	   rsp + 80
diff --git a/nptl/tst-cond19.c b/nptl/tst-cond19.c
new file mode 100644
index 0000000000..1c9bb7dd77
--- /dev/null
+++ b/nptl/tst-cond19.c
@@ -0,0 +1,76 @@
+/* Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
+
+   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 <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+
+static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER;
+
+
+static int
+do_test (void)
+{
+  int result = 0;
+  struct timespec ts;
+
+  if (clock_gettime (CLOCK_REALTIME, &ts) != 0)
+    {
+      puts ("clock_gettime failed");
+      return 1;
+    }
+
+  ts.tv_nsec = -1;
+
+  int e = pthread_cond_timedwait (&cond, &mut, &ts);
+  if (e == 0)
+    {
+      puts ("first cond_timedwait did not fail");
+      result = 1;
+    }
+  else if (e != EINVAL)
+    {
+      puts ("first cond_timedwait did not return EINVAL");
+      result = 1;
+    }
+
+  ts.tv_nsec = 2000000000;
+
+  e = pthread_cond_timedwait (&cond, &mut, &ts);
+  if (e == 0)
+    {
+      puts ("second cond_timedwait did not fail");
+      result = 1;
+    }
+  else if (e != EINVAL)
+    {
+      puts ("second cond_timedwait did not return EINVAL");
+      result = 1;
+    }
+
+  return result;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/sysdeps/powerpc/powerpc64/memcpy.S b/sysdeps/powerpc/powerpc64/memcpy.S
index c6d764595e..f3448e0b31 100644
--- a/sysdeps/powerpc/powerpc64/memcpy.S
+++ b/sysdeps/powerpc/powerpc64/memcpy.S
@@ -79,6 +79,8 @@ EALIGN (BP_SYM (memcpy), 5, 0)
     rldicl. 0,12,0,61
     cmpldi cr6,31,7
     ble-  cr6,.L2  /* less than 8 bytes left.  */
+    srdi  11,31,3
+    andi. 10,12,7
     bne-  0,.L6   /* Source is not DW aligned.  */
     srdi. 9,31,3
     mr    10,3
@@ -164,19 +166,17 @@ EALIGN (BP_SYM (memcpy), 5, 0)
     ld 30,-16(1)
     blr
 
+    .align  4
 .L6:
-    srdi 11,31,3
-    mr 4,3
-    mr 5,12
 
   /* Copy doublewords where the destination is aligned but the source is
      not.  Use aligned doubleword loads from the source, shifted to realign
      the data, to allow aligned destination stores.  */
-    andi. 10,5,7
+    subf  5,10,12
     andi. 0,11,1
-    subf  5,10,5
-    ld    6,0(5)
     sldi  10,10,3
+    mr    4,3
+    ld    6,0(5)
     ld    7,8(5)
     subfic  9,10,64
     beq   2f
diff --git a/sysdeps/unix/sysv/linux/sched_setaffinity.c b/sysdeps/unix/sysv/linux/sched_setaffinity.c
index 36f73d4a59..5b1b8ee878 100644
--- a/sysdeps/unix/sysv/linux/sched_setaffinity.c
+++ b/sysdeps/unix/sysv/linux/sched_setaffinity.c
@@ -60,9 +60,12 @@ __sched_setaffinity_new (pid_t pid, size_t cpusetsize, const cpu_set_t *cpuset)
      does not request to set a bit beyond that.  */
   for (size_t cnt = __kernel_cpumask_size; cnt < cpusetsize; ++cnt)
     if (((char *) cpuset)[cnt] != '\0')
-      /* Found a nonzero byte.  This means the user request cannot be
-	 fulfilled.  */
-      return EINVAL;
+      {
+        /* Found a nonzero byte.  This means the user request cannot be
+	   fulfilled.  */
+	__set_errno (EINVAL);
+	return -1;
+      }
 
   return INLINE_SYSCALL (sched_setaffinity, 3, pid, cpusetsize, cpuset);
 }