X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?p=pintos-anon;a=blobdiff_plain;f=src%2Fuserprog%2Fgdt.c;h=e866037e2a24dc412da2f2068d4fe69476260756;hp=a7423b7ec986cfeae0fe439a6f697e51f5eff92c;hb=e587ab7ffa2d548029189e540d5716f880932cb1;hpb=73a641b917fca65bab31677f27ab76b7bb280f3b

diff --git a/src/userprog/gdt.c b/src/userprog/gdt.c
index a7423b7..e866037 100644
--- a/src/userprog/gdt.c
+++ b/src/userprog/gdt.c
@@ -50,7 +50,7 @@ gdt_init (void)
      6.2.4 "Task Register".  */
   gdtr_operand = make_gdtr_operand (sizeof gdt - 1, gdt);
   asm volatile ("lgdt %0" : : "m" (gdtr_operand));
-  asm volatile ("ltr %w0" : : "r" (SEL_TSS));
+  asm volatile ("ltr %w0" : : "q" (SEL_TSS));
 }
 
 /* System segment or code/data segment? */