old_groupinfo 2361 fs/ext4/mballoc.c struct ext4_group_info ***old_groupinfo, ***new_groupinfo; old_groupinfo 2375 fs/ext4/mballoc.c old_groupinfo = rcu_dereference(sbi->s_group_info); old_groupinfo 2376 fs/ext4/mballoc.c if (old_groupinfo) old_groupinfo 2377 fs/ext4/mballoc.c memcpy(new_groupinfo, old_groupinfo, old_groupinfo 2382 fs/ext4/mballoc.c if (old_groupinfo) old_groupinfo 2383 fs/ext4/mballoc.c ext4_kvfree_array_rcu(old_groupinfo);