iostat_lock      1334 fs/f2fs/f2fs.h 	spinlock_t iostat_lock;
iostat_lock      2857 fs/f2fs/f2fs.h 	spin_lock(&sbi->iostat_lock);
iostat_lock      2860 fs/f2fs/f2fs.h 	spin_unlock(&sbi->iostat_lock);
iostat_lock      2868 fs/f2fs/f2fs.h 	spin_lock(&sbi->iostat_lock);
iostat_lock      2875 fs/f2fs/f2fs.h 	spin_unlock(&sbi->iostat_lock);
iostat_lock      3314 fs/f2fs/super.c 	spin_lock_init(&sbi->iostat_lock);