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Diffstat (limited to 'src/thread/__set_thread_area.c')
-rw-r--r--src/thread/__set_thread_area.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/thread/__set_thread_area.c b/src/thread/__set_thread_area.c
new file mode 100644
index 00000000..576d8b40
--- /dev/null
+++ b/src/thread/__set_thread_area.c
@@ -0,0 +1,9 @@
+#include "syscall.h"
+
+int __set_thread_area(unsigned long *desc)
+{
+ if (syscall1(__NR_set_thread_area, (long)desc) < 0)
+ return -1;
+ __asm__ __volatile__ ( "movw %w0,%%gs" : : "r"(desc[0]*8+3) );
+ return 0;
+}