APP_WRITE_IO 2871 fs/f2fs/f2fs.h if (type == APP_WRITE_IO || type == APP_DIRECT_IO) APP_WRITE_IO 2873 fs/f2fs/f2fs.h sbi->write_iostat[APP_WRITE_IO] - APP_WRITE_IO 3395 fs/f2fs/file.c f2fs_update_iostat(F2FS_I_SB(inode), APP_WRITE_IO, ret);