patch-2.1.82 linux/arch/i386/math-emu/reg_ld_str.c

• Lines: 15
• Date: Sun Jan 25 11:01:48 1998
• Orig file: v2.1.81/linux/arch/i386/math-emu/reg_ld_str.c
• Orig date: Tue Dec 9 17:57:09 1997

diff -u --recursive --new-file v2.1.81/linux/arch/i386/math-emu/reg_ld_str.c linux/arch/i386/math-emu/reg_ld_str.c
@@ -1329,11 +1329,11 @@
       FPU_verify_area(VERIFY_WRITE, d, 7*4);
 #ifdef PECULIAR_486
       control_word &= ~0xe080;
-      /* An 80486 sets all the reserved bits to 1. */
-      control_word |= 0xffff0000;
+      /* An 80486 sets nearly all of the reserved bits to 1. */
+      control_word |= 0xffff0040;
       partial_status = status_word() | 0xffff0000;
       fpu_tag_word |= 0xffff0000;
-      I387.soft.fcs |= 0xf8000000;
+      I387.soft.fcs &= ~0xf8000000;
       I387.soft.fos |= 0xffff0000;
 #endif PECULIAR_486
       __copy_to_user(d, &control_word, 7*4);