diff options
Diffstat (limited to 'arch/x86/kernel/fpu/core.c')
| -rw-r--r-- | arch/x86/kernel/fpu/core.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index a84358575235..183e69dfd4d0 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -263,12 +263,11 @@ int fpu__copy(struct fpu *dst_fpu, struct fpu *src_fpu) * * Can fail. */ -int fpstate_alloc_init(struct task_struct *curr) +int fpstate_alloc_init(struct fpu *fpu) { - struct fpu *fpu = &curr->thread.fpu; int ret; - if (WARN_ON_ONCE(curr != current)) + if (WARN_ON_ONCE(fpu != ¤t->thread.fpu)) return -EINVAL; if (WARN_ON_ONCE(fpu->fpstate_active)) return -EINVAL; @@ -276,11 +275,11 @@ int fpstate_alloc_init(struct task_struct *curr) /* * Memory allocation at the first usage of the FPU and other state. */ - ret = fpstate_alloc(&curr->thread.fpu); + ret = fpstate_alloc(fpu); if (ret) return ret; - fpstate_init(&curr->thread.fpu); + fpstate_init(fpu); /* Safe to do for the current task: */ fpu->fpstate_active = 1; @@ -360,7 +359,7 @@ void fpu__restore(void) /* * does a slab alloc which can sleep */ - if (fpstate_alloc_init(tsk)) { + if (fpstate_alloc_init(fpu)) { /* * ran out of memory! */ @@ -396,7 +395,7 @@ void fpu__flush_thread(struct task_struct *tsk) } else { if (!fpu->fpstate_active) { /* kthread execs. TODO: cleanup this horror. */ - if (WARN_ON(fpstate_alloc_init(tsk))) + if (WARN_ON(fpstate_alloc_init(fpu))) force_sig(SIGKILL, tsk); user_fpu_begin(); } |