From: Gioh Kim Date: Fri, 14 Jan 2022 15:58:55 +0000 (+0100) Subject: block/rnbd: client device does not care queue/rotational X-Git-Tag: v5.18-rc1~195^2~27 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=030ce8ba97d2e85e5310b1ae8236cd640bd384d0;p=thirdparty%2Flinux.git block/rnbd: client device does not care queue/rotational On client side, the device is a network device. There is no reason to set rotational even-if the target device on server is rotational. Signed-off-by: Gioh Kim Signed-off-by: Jack Wang Signed-off-by: Md Haris Iqbal Link: https://lore.kernel.org/r/20220114155855.984144-3-haris.iqbal@ionos.com Signed-off-by: Jens Axboe --- diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c index f0370a345c3e7..9a880d559ab86 100644 --- a/drivers/block/rnbd/rnbd-clt.c +++ b/drivers/block/rnbd/rnbd-clt.c @@ -87,7 +87,6 @@ static int rnbd_clt_set_dev_attr(struct rnbd_clt_dev *dev, dev->discard_granularity = le32_to_cpu(rsp->discard_granularity); dev->discard_alignment = le32_to_cpu(rsp->discard_alignment); dev->secure_discard = le16_to_cpu(rsp->secure_discard); - dev->rotational = rsp->rotational; dev->wc = !!(rsp->cache_policy & RNBD_WRITEBACK); dev->fua = !!(rsp->cache_policy & RNBD_FUA); @@ -1410,8 +1409,10 @@ static int rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx) dev->read_only = false; } - if (!dev->rotational) - blk_queue_flag_set(QUEUE_FLAG_NONROT, dev->queue); + /* + * Network device does not need rotational + */ + blk_queue_flag_set(QUEUE_FLAG_NONROT, dev->queue); err = add_disk(dev->gd); if (err) blk_cleanup_disk(dev->gd); @@ -1610,13 +1611,13 @@ struct rnbd_clt_dev *rnbd_clt_map_device(const char *sessname, } rnbd_clt_info(dev, - "map_device: Device mapped as %s (nsectors: %zu, logical_block_size: %d, physical_block_size: %d, max_write_same_sectors: %d, max_discard_sectors: %d, discard_granularity: %d, discard_alignment: %d, secure_discard: %d, max_segments: %d, max_hw_sectors: %d, rotational: %d, wc: %d, fua: %d)\n", + "map_device: Device mapped as %s (nsectors: %zu, logical_block_size: %d, physical_block_size: %d, max_write_same_sectors: %d, max_discard_sectors: %d, discard_granularity: %d, discard_alignment: %d, secure_discard: %d, max_segments: %d, max_hw_sectors: %d, wc: %d, fua: %d)\n", dev->gd->disk_name, dev->nsectors, dev->logical_block_size, dev->physical_block_size, dev->max_write_same_sectors, dev->max_discard_sectors, dev->discard_granularity, dev->discard_alignment, dev->secure_discard, dev->max_segments, - dev->max_hw_sectors, dev->rotational, dev->wc, dev->fua); + dev->max_hw_sectors, dev->wc, dev->fua); mutex_unlock(&dev->lock); rnbd_clt_put_sess(sess); diff --git a/drivers/block/rnbd/rnbd-clt.h b/drivers/block/rnbd/rnbd-clt.h index 0c2cae7f39b9f..62bf7c3fa63c6 100644 --- a/drivers/block/rnbd/rnbd-clt.h +++ b/drivers/block/rnbd/rnbd-clt.h @@ -118,7 +118,6 @@ struct rnbd_clt_dev { enum rnbd_access_mode access_mode; u32 nr_poll_queues; bool read_only; - bool rotational; bool wc; bool fua; u32 max_hw_sectors; diff --git a/drivers/block/rnbd/rnbd-proto.h b/drivers/block/rnbd/rnbd-proto.h index de5d5a8df81d7..c4a68b3a1cbe8 100644 --- a/drivers/block/rnbd/rnbd-proto.h +++ b/drivers/block/rnbd/rnbd-proto.h @@ -128,7 +128,7 @@ enum rnbd_cache_policy { * @logical_block_size: logical block size device supports in bytes * @max_segments: max segments hardware support in one transfer * @secure_discard: supports secure discard - * @rotation: is a rotational disc? + * @obsolete_rotational: obsolete, not in used. * @cache_policy: support write-back caching or FUA? */ struct rnbd_msg_open_rsp { @@ -144,7 +144,7 @@ struct rnbd_msg_open_rsp { __le16 logical_block_size; __le16 max_segments; __le16 secure_discard; - u8 rotational; + u8 obsolete_rotational; u8 cache_policy; u8 reserved[10]; }; diff --git a/drivers/block/rnbd/rnbd-srv.c b/drivers/block/rnbd/rnbd-srv.c index 132e950685d59..6499efae5c43e 100644 --- a/drivers/block/rnbd/rnbd-srv.c +++ b/drivers/block/rnbd/rnbd-srv.c @@ -558,7 +558,6 @@ static void rnbd_srv_fill_msg_open_rsp(struct rnbd_msg_open_rsp *rsp, cpu_to_le32(rnbd_dev_get_discard_alignment(rnbd_dev)); rsp->secure_discard = cpu_to_le16(rnbd_dev_get_secure_discard(rnbd_dev)); - rsp->rotational = !blk_queue_nonrot(q); rsp->cache_policy = 0; if (test_bit(QUEUE_FLAG_WC, &q->queue_flags)) rsp->cache_policy |= RNBD_WRITEBACK;