24_kernel_ia32-and-x86_64-fix-fpu-state.patch

   1 Respin of the 2.6 version that went into BK head some hours ago.
   2
   3  - atomt
   4
   5 diff -Naur linux-2.4.26/include/asm-i386/i387.h linux-2.4.26-1/include/asm-i386/i387.h
   6 --- linux-2.4.26/include/asm-i386/i387.h        2002-08-03 02:39:45.000000000 +0200
   7 +++ linux-2.4.26-1/include/asm-i386/i387.h      2004-06-13 05:21:51.000000000 +0200
   8 @@ -34,7 +34,7 @@
   9
  10  #define clear_fpu( tsk ) do { \
  11         if ( tsk->flags & PF_USEDFPU ) { \
  12 -               asm volatile("fwait"); \
  13 +               asm volatile("fnclex ; fwait"); \
  14                 tsk->flags &= ~PF_USEDFPU; \
  15                 stts(); \
  16         } \
  17 diff -Naur linux-2.4.26/include/asm-x86_64/i387.h linux-2.4.26-1/include/asm-x86_64/i387.h
  18 --- linux-2.4.26/include/asm-x86_64/i387.h      2003-08-25 13:44:44.000000000 +0200
  19 +++ linux-2.4.26-1/include/asm-x86_64/i387.h    2004-06-13 05:27:55.000000000 +0200
  20 @@ -34,7 +34,7 @@
  21
  22  #define clear_fpu( tsk ) do { \
  23         if ( tsk->flags & PF_USEDFPU ) { \
  24 -               asm volatile("fwait"); \
  25 +               asm volatile("fnclex ; fwait"); \
  26                 tsk->flags &= ~PF_USEDFPU; \
  27                 stts(); \
  28         } \