s_mb_preallocated 1496 fs/ext4/ext4.h atomic_t s_mb_preallocated; s_mb_preallocated 2769 fs/ext4/mballoc.c atomic_read(&sbi->s_mb_preallocated), s_mb_preallocated 3717 fs/ext4/mballoc.c atomic_add(pa->pa_free, &sbi->s_mb_preallocated); s_mb_preallocated 3777 fs/ext4/mballoc.c atomic_add(pa->pa_free, &EXT4_SB(sb)->s_mb_preallocated);