diff mbox series

[05/24] block: remove the update_bdev parameter from set_capacity_revalidate_and_notify

Message ID 20201111082658.3401686-6-hch@lst.de (mailing list archive)
State New, archived
Headers show
Series [01/24] block: remove the call to __invalidate_device in check_disk_size_change | expand

Commit Message

Christoph Hellwig Nov. 11, 2020, 8:26 a.m. UTC 
The update_bdev argument is always set to true, so remove it.  Also
rename the function to the slighly less verbose set_capacity_and_notify,
as propagating the disk size to the block device isn't really
revalidation.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 block/genhd.c                | 13 +++++--------
 drivers/block/loop.c         | 11 +++++------
 drivers/block/virtio_blk.c   |  2 +-
 drivers/block/xen-blkfront.c |  2 +-
 drivers/nvme/host/core.c     |  2 +-
 drivers/scsi/sd.c            |  5 ++---
 include/linux/genhd.h        |  3 +--
 7 files changed, 16 insertions(+), 22 deletions(-)

Comments

Hannes Reinecke Nov. 11, 2020, 1:07 p.m. UTC | #1 
On 11/11/20 9:26 AM, Christoph Hellwig wrote:
> The update_bdev argument is always set to true, so remove it.  Also
> rename the function to the slighly less verbose set_capacity_and_notify,
> as propagating the disk size to the block device isn't really
> revalidation.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>   block/genhd.c                | 13 +++++--------
>   drivers/block/loop.c         | 11 +++++------
>   drivers/block/virtio_blk.c   |  2 +-
>   drivers/block/xen-blkfront.c |  2 +-
>   drivers/nvme/host/core.c     |  2 +-
>   drivers/scsi/sd.c            |  5 ++---
>   include/linux/genhd.h        |  3 +--
>   7 files changed, 16 insertions(+), 22 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
Petr Vorel Nov. 12, 2020, 7:22 p.m. UTC | #2 
Hi Christoph,

> The update_bdev argument is always set to true, so remove it.  Also
> rename the function to the slighly less verbose set_capacity_and_notify,
> as propagating the disk size to the block device isn't really
> revalidation.

> Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Petr Vorel <pvorel@suse.cz>

Nice cleanup.

Kind regards,
Petr
diff mbox series

Patch

diff --git a/block/genhd.c b/block/genhd.c
index 0a273211fec283..d8d9d6c1c916e1 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -46,17 +46,15 @@  static void disk_del_events(struct gendisk *disk);
 static void disk_release_events(struct gendisk *disk);
 
 /*
- * Set disk capacity and notify if the size is not currently
- * zero and will not be set to zero
+ * Set disk capacity and notify if the size is not currently zero and will not
+ * be set to zero.
  */
-void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size,
-					bool update_bdev)
+void set_capacity_and_notify(struct gendisk *disk, sector_t size)
 {
 	sector_t capacity = get_capacity(disk);
 
 	set_capacity(disk, size);
-	if (update_bdev)
-		revalidate_disk_size(disk, true);
+	revalidate_disk_size(disk, true);
 
 	if (capacity != size && capacity != 0 && size != 0) {
 		char *envp[] = { "RESIZE=1", NULL };
@@ -64,8 +62,7 @@  void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size,
 		kobject_uevent_env(&disk_to_dev(disk)->kobj, KOBJ_CHANGE, envp);
 	}
 }
-
-EXPORT_SYMBOL_GPL(set_capacity_revalidate_and_notify);
+EXPORT_SYMBOL_GPL(set_capacity_and_notify);
 
 /*
  * Format the device name of the indicated disk into the supplied buffer and
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 86eb7e0691eef5..77937b760ee0fc 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1146,8 +1146,7 @@  static int loop_configure(struct loop_device *lo, fmode_t mode,
 	loop_update_dio(lo);
 	loop_sysfs_init(lo);
 
-	set_capacity_revalidate_and_notify(lo->lo_disk, get_loop_size(lo, file),
-			true);
+	set_capacity_and_notify(lo->lo_disk, get_loop_size(lo, file));
 	set_blocksize(bdev, S_ISBLK(inode->i_mode) ?
 		      block_size(inode->i_bdev) : PAGE_SIZE);
 
@@ -1383,9 +1382,9 @@  loop_set_status(struct loop_device *lo, const struct loop_info64 *info)
 	lo->lo_flags |= prev_lo_flags & ~LOOP_SET_STATUS_CLEARABLE_FLAGS;
 
 	if (size_changed) {
-		set_capacity_revalidate_and_notify(lo->lo_disk,
+		set_capacity_and_notify(lo->lo_disk,
 				get_size(lo->lo_offset, lo->lo_sizelimit,
-					 lo->lo_backing_file), true);
+					 lo->lo_backing_file));
 	}
 
 	loop_config_discard(lo);
@@ -1563,8 +1562,8 @@  static int loop_set_capacity(struct loop_device *lo)
 {
 	if (unlikely(lo->lo_state != Lo_bound))
 		return -ENXIO;
-	set_capacity_revalidate_and_notify(lo->lo_disk,
-			get_loop_size(lo, lo->lo_backing_file), true);
+	set_capacity_and_notify(lo->lo_disk,
+			get_loop_size(lo, lo->lo_backing_file));
 	return 0;
 }
 
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index a314b9382442b6..3e812b4c32e669 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -470,7 +470,7 @@  static void virtblk_update_capacity(struct virtio_blk *vblk, bool resize)
 		   cap_str_10,
 		   cap_str_2);
 
-	set_capacity_revalidate_and_notify(vblk->disk, capacity, true);
+	set_capacity_and_notify(vblk->disk, capacity);
 }
 
 static void virtblk_config_changed_work(struct work_struct *work)
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 48629d3433b4c3..79521e33d30ed5 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -2370,7 +2370,7 @@  static void blkfront_connect(struct blkfront_info *info)
 			return;
 		printk(KERN_INFO "Setting capacity to %Lu\n",
 		       sectors);
-		set_capacity_revalidate_and_notify(info->gd, sectors, true);
+		set_capacity_and_notify(info->gd, sectors);
 
 		return;
 	case BLKIF_STATE_SUSPENDED:
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 66129b86e97bed..445274b28518fb 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -2053,7 +2053,7 @@  static void nvme_update_disk_info(struct gendisk *disk,
 			capacity = 0;
 	}
 
-	set_capacity_revalidate_and_notify(disk, capacity, true);
+	set_capacity_and_notify(disk, capacity);
 
 	nvme_config_discard(disk, ns);
 	nvme_config_write_zeroes(disk, ns);
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 4a34dd5b153196..a2a4f385833d6c 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3263,8 +3263,7 @@  static int sd_revalidate_disk(struct gendisk *disk)
 
 	sdkp->first_scan = 0;
 
-	set_capacity_revalidate_and_notify(disk,
-		logical_to_sectors(sdp, sdkp->capacity), true);
+	set_capacity_and_notify(disk, logical_to_sectors(sdp, sdkp->capacity));
 	sd_config_write_same(sdkp);
 	kfree(buffer);
 
@@ -3274,7 +3273,7 @@  static int sd_revalidate_disk(struct gendisk *disk)
 	 * capacity to 0.
 	 */
 	if (sd_zbc_revalidate_zones(sdkp))
-		set_capacity_revalidate_and_notify(disk, 0, true);
+		set_capacity_and_notify(disk, 0);
 
  out:
 	return 0;
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 38f23d75701379..596f31b5a3e133 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -315,8 +315,7 @@  static inline int get_disk_ro(struct gendisk *disk)
 extern void disk_block_events(struct gendisk *disk);
 extern void disk_unblock_events(struct gendisk *disk);
 extern void disk_flush_events(struct gendisk *disk, unsigned int mask);
-void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size,
-		bool update_bdev);
+void set_capacity_and_notify(struct gendisk *disk, sector_t size);
 
 /* drivers/char/random.c */
 extern void add_disk_randomness(struct gendisk *disk) __latent_entropy;