Displaying 15 results from an estimated 15 matches for "virtblk_update_capacity".
2018 Jan 03
1
[PATCH] virtio_blk: print capacity at probe time
...@@ -373,14 +373,12 @@ static ssize_t virtblk_serial_show(struct device *dev,
static DEVICE_ATTR(serial, S_IRUGO, virtblk_serial_show, NULL);
-static void virtblk_config_changed_work(struct work_struct *work)
+/* The queue's logical block size must be set before calling this */
+static void virtblk_update_capacity(struct virtio_blk *vblk, bool resize)
{
- struct virtio_blk *vblk =
- container_of(work, struct virtio_blk, config_work);
struct virtio_device *vdev = vblk->vdev;
struct request_queue *q = vblk->disk->queue;
char cap_str_2[10], cap_str_10[10];
- char *envp[] = { "RESIZE=1"...
2018 Mar 30
2
[PATCH v3] virtio_blk: add DISCARD and WRIET ZEROES command support
...(QUEUE_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config, max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +975,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 Mar 30
2
[PATCH v3] virtio_blk: add DISCARD and WRIET ZEROES command support
...(QUEUE_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config, max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +975,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 Nov 01
1
[PATCH v9] virtio_blk: add discard and write zeroes support
...set(QUEUE_FLAG_DISCARD, q);
> + }
> +
> + if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
> + virtio_cread(vdev, struct virtio_blk_config,
> + max_write_zeroes_sectors, &v);
> + blk_queue_max_write_zeroes_sectors(q, v ? v : UINT_MAX);
> + }
> +
> virtblk_update_capacity(vblk, false);
> virtio_device_ready(vdev);
>
> @@ -895,14 +974,14 @@ static unsigned int features_legacy[] = {
> VIRTIO_BLK_F_SCSI,
> #endif
> VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
> - VIRTIO_BLK_F_MQ,
> + VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_...
2018 Jun 06
10
[PATCH v6] virtio_blk: add DISCARD and WRIET ZEROES commands support
...E_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +970,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 Jun 06
10
[PATCH v6] virtio_blk: add DISCARD and WRIET ZEROES commands support
...E_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +970,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 Mar 30
0
[PATCH v3] virtio_blk: add DISCARD and WRIET ZEROES command support
...tio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
> + virtio_cread(vdev, struct virtio_blk_config, max_write_zeroes_sectors, &v);
> + if (v)
> + blk_queue_max_write_zeroes_sectors(q, v);
> + else
> + blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
> + }
> +
> virtblk_update_capacity(vblk, false);
> virtio_device_ready(vdev);
>
> @@ -885,14 +975,14 @@ static int virtblk_restore(struct virtio_device *vdev)
> VIRTIO_BLK_F_SCSI,
> #endif
> VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
> - VIRTIO_BLK_F_MQ,
> + VIRTIO_BLK_F_MQ,...
2018 Oct 12
0
[PATCH v8] virtio_blk: add discard and write zeroes support
...E_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +976,14 @@ static unsigned int features_legacy[] = {
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE_ZEROES,
}...
2018 Nov 01
0
[PATCH v9] virtio_blk: add discard and write zeroes support
...MAX_DISCARD_SEGMENTS));
+
+ blk_queue_flag_set(QUEUE_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ blk_queue_max_write_zeroes_sectors(q, v ? v : UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -895,14 +974,14 @@ static unsigned int features_legacy[] = {
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE_ZEROES,
}...
2018 May 29
0
[PATCH v5] virtio_blk: add DISCARD and WRIET ZEROES commands support
...E_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +971,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 May 29
0
[PATCH v5] virtio_blk: add DISCARD and WRIET ZEROES commands support
...E_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +971,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 May 29
2
[PATCH v4] virtio_blk: add DISCARD and WRIET ZEROES commands support
...E_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +971,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 May 29
2
[PATCH v4] virtio_blk: add DISCARD and WRIET ZEROES commands support
...E_FLAG_DISCARD, q);
+ }
+
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
+ virtio_cread(vdev, struct virtio_blk_config,
+ max_write_zeroes_sectors, &v);
+ if (v)
+ blk_queue_max_write_zeroes_sectors(q, v);
+ else
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX);
+ }
+
virtblk_update_capacity(vblk, false);
virtio_device_ready(vdev);
@@ -885,14 +971,14 @@ static int virtblk_restore(struct virtio_device *vdev)
VIRTIO_BLK_F_SCSI,
#endif
VIRTIO_BLK_F_FLUSH, VIRTIO_BLK_F_TOPOLOGY, VIRTIO_BLK_F_CONFIG_WCE,
- VIRTIO_BLK_F_MQ,
+ VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE...
2018 May 23
3
[PATCH] block drivers/block: Use octal not symbolic permissions
...+371,7 @@ static ssize_t virtblk_serial_show(struct device *dev,
return err;
}
-static DEVICE_ATTR(serial, S_IRUGO, virtblk_serial_show, NULL);
+static DEVICE_ATTR(serial, 0444, virtblk_serial_show, NULL);
/* The queue's logical block size must be set before calling this */
static void virtblk_update_capacity(struct virtio_blk *vblk, bool resize)
@@ -576,10 +576,10 @@ virtblk_cache_type_show(struct device *dev, struct device_attribute *attr,
}
static const struct device_attribute dev_attr_cache_type_ro =
- __ATTR(cache_type, S_IRUGO,
+ __ATTR(cache_type, 0444,
virtblk_cache_type_show, NULL)...
2018 May 23
3
[PATCH] block drivers/block: Use octal not symbolic permissions
...+371,7 @@ static ssize_t virtblk_serial_show(struct device *dev,
return err;
}
-static DEVICE_ATTR(serial, S_IRUGO, virtblk_serial_show, NULL);
+static DEVICE_ATTR(serial, 0444, virtblk_serial_show, NULL);
/* The queue's logical block size must be set before calling this */
static void virtblk_update_capacity(struct virtio_blk *vblk, bool resize)
@@ -576,10 +576,10 @@ virtblk_cache_type_show(struct device *dev, struct device_attribute *attr,
}
static const struct device_attribute dev_attr_cache_type_ro =
- __ATTR(cache_type, S_IRUGO,
+ __ATTR(cache_type, 0444,
virtblk_cache_type_show, NULL)...