s_mb_lost_chunks 1495 fs/ext4/ext4.h atomic_t s_mb_lost_chunks; s_mb_lost_chunks 2249 fs/ext4/mballoc.c atomic_inc(&sbi->s_mb_lost_chunks); s_mb_lost_chunks 2762 fs/ext4/mballoc.c atomic_read(&sbi->s_mb_lost_chunks));