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authorUlrich Drepper <drepper@redhat.com>2008-10-22 21:45:13 +0000
committerUlrich Drepper <drepper@redhat.com>2008-10-22 21:45:13 +0000
commit208bc8367015221e38ffaef9fccbafd68e3fff48 (patch)
tree4ffce2fd5fd509f3f5bbeb93da24c6a62d751a00 /nptl
parent60a23f5a729ce088fb34c42d2c536e0ef6e7fb07 (diff)
* misc/syslog.c (openlog_internal): Fix __have_sock_cloexec
initialization.
Diffstat (limited to 'nptl')
-rw-r--r--nptl/ChangeLog5
-rw-r--r--nptl/sysdeps/s390/tls.h7
2 files changed, 11 insertions, 1 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 24926cf40a..733ff038d2 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,8 @@
+2008-10-06 Martin Schwidefsky <schwidefsky@de.ibm.com>
+
+ * sysdeps/s390/tls.h (THREAD_SET_STACK_GUARD): Add empty inline
+ assembly with a clobber list for access registers a0 and a1.
+
2008-09-11 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/unix/sysv/linux/fork.c (__libc_fork): Add memory barrier
diff --git a/nptl/sysdeps/s390/tls.h b/nptl/sysdeps/s390/tls.h
index 3be459e32c..2b38ed4e7d 100644
--- a/nptl/sysdeps/s390/tls.h
+++ b/nptl/sysdeps/s390/tls.h
@@ -161,7 +161,12 @@ typedef struct
/* Set the stack guard field in TCB head. */
#define THREAD_SET_STACK_GUARD(value) \
- THREAD_SETMEM (THREAD_SELF, header.stack_guard, value)
+ do \
+ { \
+ __asm __volatile ("" : : : "a0", "a1"); \
+ THREAD_SETMEM (THREAD_SELF, header.stack_guard, value); \
+ } \
+ while (0)
#define THREAD_COPY_STACK_GUARD(descr) \
((descr)->header.stack_guard \
= THREAD_GETMEM (THREAD_SELF, header.stack_guard))