diff mbox series

[f2fs-dev,5/5] sd: only call disk_clear_zoned when needed

Message ID 20231217165359.604246-6-hch@lst.de (mailing list archive)
State Accepted
Commit 5cc99b89785c55430a5674b32ad0d9e57a8ec251
Headers show
Series [f2fs-dev,1/5] virtio_blk: cleanup zoned device probing | expand

Commit Message

Christoph Hellwig Dec. 17, 2023, 4:53 p.m. UTC
disk_clear_zoned only needs to be called when a device reported zone
managed mode first and we clear it.  Add a check so that disk_clear_zoned
isn't called on devices that were never zoned.

This avoids a fairly expensive queue freezing when revalidating
conventional devices.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/scsi/sd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Damien Le Moal Dec. 18, 2023, 9:51 a.m. UTC | #1
On 2023/12/18 1:53, Christoph Hellwig wrote:
> disk_clear_zoned only needs to be called when a device reported zone
> managed mode first and we clear it.  Add a check so that disk_clear_zoned
> isn't called on devices that were never zoned.
> 
> This avoids a fairly expensive queue freezing when revalidating
> conventional devices.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Looks good.

Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
diff mbox series

Patch

diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index dbed075cdb981a..8c8ac5cd1833b4 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3149,7 +3149,7 @@  static void sd_read_block_characteristics(struct scsi_disk *sdkp)
 		 * the device physical block size.
 		 */
 		blk_queue_zone_write_granularity(q, sdkp->physical_block_size);
-	} else {
+	} else if (blk_queue_is_zoned(q)) {
 		/*
 		 * Anything else.  This includes host-aware device that we treat
 		 * as conventional.