diff options
| author | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
| commit | 912bc6ae3de99c7bada4577d4341ace4ee59b5be (patch) | |
| tree | 28fd1a4bb9e4b05aa833285b46df169f12c0e24d /arch/x86/kernel/xsave.c | |
| parent | d37dc42ab6f040b8f0f2962ab219c5b2accf748d (diff) | |
| parent | 091438dd5668396328a3419abcbc6591159eb8d1 (diff) | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/x86/kernel/xsave.c')
| -rw-r--r-- | arch/x86/kernel/xsave.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c index 0a5b04aa98f1..c5ee17e8c6d9 100644 --- a/arch/x86/kernel/xsave.c +++ b/arch/x86/kernel/xsave.c @@ -89,7 +89,7 @@ int save_i387_xstate(void __user *buf) if (!used_math()) return 0; - clear_used_math(); /* trigger finit */ + if (task_thread_info(tsk)->status & TS_USEDFPU) { /* * Start with clearing the user buffer. This will present a @@ -114,6 +114,8 @@ int save_i387_xstate(void __user *buf) return -1; } + clear_used_math(); /* trigger finit */ + if (task_thread_info(tsk)->status & TS_XSAVE) { struct _fpstate __user *fx = buf; struct _xstate __user *x = buf; |