X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?p=pintos-anon;a=blobdiff_plain;f=src%2Fuserprog%2Fpagedir.c;h=9b2e3c01af18267dca20dac11df8ecc2f9264c20;hp=4604ca2ddf94b24e97f31fbd5d553b06ab3ff7c1;hb=575dc45e34db19ee7808c116e93485b37e0df716;hpb=a8e7532e684e4ea92a06d4eaf0d9ab714e4c2ad2

diff --git a/src/userprog/pagedir.c b/src/userprog/pagedir.c
index 4604ca2..9b2e3c0 100644
--- a/src/userprog/pagedir.c
+++ b/src/userprog/pagedir.c
@@ -223,7 +223,7 @@ pagedir_activate (uint32_t *pd)
      aka PDBR (page directory base register).  This activates our
      new page tables immediately.  See [IA32-v2a] "MOV--Move
      to/from Control Registers" and [IA32-v3] 3.7.5. */
-  asm volatile ("mov %%cr3, %0" :: "r" (vtop (pd)));
+  asm volatile ("movl %0, %%cr3" :: "r" (vtop (pd)));
 }
 
 /* Returns the currently active page directory. */
@@ -235,7 +235,7 @@ active_pd (void)
      See [IA32-v2a] "MOV--Move to/from Control Registers" and
      [IA32-v3] 3.7.5. */
   uintptr_t pd;
-  asm volatile ("mov %0, %%cr3" : "=r" (pd));
+  asm volatile ("movl %%cr3, %0" : "=r" (pd));
   return ptov (pd);
 }