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x86/fpu: Clean up fpu__clear() a bit

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Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2015-04-24 02:34:05 +02:00
parent 2e8a310266
commit e11267c13f
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kernel/fpu/core.c
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@ -390,11 +390,11 @@ void fpu__clear(struct task_struct *tsk)
if (!use_eager_fpu()) {
/* FPU state will be reallocated lazily at the first use. */
drop_fpu(fpu);
fpstate_free(&tsk->thread.fpu);
fpstate_free(fpu);
} else {
if (!fpu->fpstate_active) {
/* kthread execs. TODO: cleanup this horror. */
if (WARN_ON(fpstate_alloc_init(fpu)))
if (WARN_ON(fpstate_alloc_init(fpu)))
force_sig(SIGKILL, tsk);
user_fpu_begin();
}