start_zero_done    76 fs/direct-io.c 	unsigned start_zero_done;	/* flag: sub-blocksize zeroing has
start_zero_done   919 fs/direct-io.c 	sdio->start_zero_done = 1;
start_zero_done  1069 fs/direct-io.c 			if (unlikely(sdio->blkfactor && !sdio->start_zero_done))