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-rw-r--r--fs/file_table.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/file_table.c b/fs/file_table.c
index cd4d87a82951..485dc0eddd67 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -306,17 +306,18 @@ void fput(struct file *file)
306{ 306{
307 if (atomic_long_dec_and_test(&file->f_count)) { 307 if (atomic_long_dec_and_test(&file->f_count)) {
308 struct task_struct *task = current; 308 struct task_struct *task = current;
309 unsigned long flags;
310
309 file_sb_list_del(file); 311 file_sb_list_del(file);
310 if (unlikely(in_interrupt() || task->flags & PF_KTHREAD)) { 312 if (likely(!in_interrupt() && !(task->flags & PF_KTHREAD))) {
311 unsigned long flags; 313 init_task_work(&file->f_u.fu_rcuhead, ____fput);
312 spin_lock_irqsave(&delayed_fput_lock, flags); 314 if (!task_work_add(task, &file->f_u.fu_rcuhead, true))
313 list_add(&file->f_u.fu_list, &delayed_fput_list); 315 return;
314 schedule_work(&delayed_fput_work);
315 spin_unlock_irqrestore(&delayed_fput_lock, flags);
316 return;
317 } 316 }
318 init_task_work(&file->f_u.fu_rcuhead, ____fput); 317 spin_lock_irqsave(&delayed_fput_lock, flags);
319 task_work_add(task, &file->f_u.fu_rcuhead, true); 318 list_add(&file->f_u.fu_list, &delayed_fput_list);
319 schedule_work(&delayed_fput_work);
320 spin_unlock_irqrestore(&delayed_fput_lock, flags);
320 } 321 }
321} 322}
322 323