0.pre8.76

[sbcl.git] / src / runtime / x86-linux-os.c

diff --git a/src/runtime/x86-linux-os.c b/src/runtime/x86-linux-os.c
index b952e6a..9b46107 100644 (file)
--- a/src/runtime/x86-linux-os.c
+++ b/src/runtime/x86-linux-os.c
@@ -72,10 +72,11 @@ int arch_os_thread_init(struct thread *thread) {
        1, 0, 0, /* index, address, length filled in later */
        1, MODIFY_LDT_CONTENTS_DATA, 0, 0, 0, 1
     }; 
+    int n;
     get_spinlock(&modify_ldt_lock,thread);
-
+    n=modify_ldt(0,local_ldt_copy,sizeof local_ldt_copy);
     /* get next free ldt entry */
-    int n=modify_ldt(0,local_ldt_copy,sizeof local_ldt_copy);
+
     if(n) {
        u32 *p;
        for(n=0,p=local_ldt_copy;*p;p+=LDT_ENTRY_SIZE/sizeof(u32))
@@ -89,6 +90,7 @@ int arch_os_thread_init(struct thread *thread) {
        modify_ldt_lock=0;
        /* modify_ldt call failed: something magical is not happening */
        return -1;
+    }
     __asm__ __volatile__ ("movw %w0, %%fs" : : "q" 
                          ((n << 3) /* selector number */
                           + (1 << 2) /* TI set = LDT */