----- Ursprüngliche Mail -----
> Von: "hch" <hch@xxxxxx>
> An: "Jens Axboe" <axboe@xxxxxxxxx>
> CC: "richard" <richard@xxxxxx>, "anton ivanov" <anton.ivanov@xxxxxxxxxxxxxxxxxx>, "Josef Bacik" <josef@xxxxxxxxxxxxxx>,
> "Minchan Kim" <minchan@xxxxxxxxxx>, "senozhatsky" <senozhatsky@xxxxxxxxxxxx>, "Coly Li" <colyli@xxxxxxx>, "Miquel
> Raynal" <miquel.raynal@xxxxxxxxxxx>, "Vignesh Raghavendra" <vigneshr@xxxxxx>, "linux-um"
> <linux-um@xxxxxxxxxxxxxxxxxxx>, "linux-block" <linux-block@xxxxxxxxxxxxxxx>, nbd@xxxxxxxxxxxxxxxx, "linux-bcache"
> <linux-bcache@xxxxxxxxxxxxxxx>, "linux-mtd" <linux-mtd@xxxxxxxxxxxxxxxxxxx>
> Gesendet: Donnerstag, 28. Dezember 2023 08:55:40
> Betreff: [PATCH 4/9] ubd: use the default discard granularity
> The discard granularity now defaults to a single sector, so don't set
> that value explicitly.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> ---
> arch/um/drivers/ubd_kern.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
> index 50206feac577d5..92ee2697ff3984 100644
> --- a/arch/um/drivers/ubd_kern.c
> +++ b/arch/um/drivers/ubd_kern.c
> @@ -798,7 +798,6 @@ static int ubd_open_dev(struct ubd *ubd_dev)
> ubd_dev->cow.fd = err;
> }
> if (ubd_dev->no_trim == 0) {
> - ubd_dev->queue->limits.discard_granularity = SECTOR_SIZE;
> blk_queue_max_discard_sectors(ubd_dev->queue, UBD_MAX_REQUEST);
> blk_queue_max_write_zeroes_sectors(ubd_dev->queue, UBD_MAX_REQUEST);
> }
Acked-by: Richard Weinberger <richard@xxxxxx>
Thanks,
//richard
