diff mbox series

block: remove devnode callback from struct block_device_operations

Message ID 20221203140747.1942969-1-gregkh@linuxfoundation.org (mailing list archive)
State New, archived
Headers show
Series block: remove devnode callback from struct block_device_operations | expand

Commit Message

Greg KH Dec. 3, 2022, 2:07 p.m. UTC
With the removal of the pktcdvd driver, there are no in-kernel users of
the devnode callback in struct block_device_operations, so it can be
safely removed.  If it is needed for new block drivers in the future, it
can be brought back.

Cc: Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 block/genhd.c          | 11 -----------
 include/linux/blkdev.h |  1 -
 2 files changed, 12 deletions(-)

Comments

Jens Axboe Dec. 3, 2022, 4:27 p.m. UTC | #1
On Sat, 03 Dec 2022 15:07:47 +0100, Greg Kroah-Hartman wrote:
> With the removal of the pktcdvd driver, there are no in-kernel users of
> the devnode callback in struct block_device_operations, so it can be
> safely removed.  If it is needed for new block drivers in the future, it
> can be brought back.
> 
> 

Applied, thanks!

[1/1] block: remove devnode callback from struct block_device_operations
      commit: 85d6ce58e493ac8b7122e2fbe3f41b94d6ebdc11

Best regards,
diff mbox series

Patch

diff --git a/block/genhd.c b/block/genhd.c
index 0f9769db2de8..1a2f3fa5678f 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1193,21 +1193,10 @@  struct class block_class = {
 	.dev_uevent	= block_uevent,
 };
 
-static char *block_devnode(struct device *dev, umode_t *mode,
-			   kuid_t *uid, kgid_t *gid)
-{
-	struct gendisk *disk = dev_to_disk(dev);
-
-	if (disk->fops->devnode)
-		return disk->fops->devnode(disk, mode);
-	return NULL;
-}
-
 const struct device_type disk_type = {
 	.name		= "disk",
 	.groups		= disk_attr_groups,
 	.release	= disk_release,
-	.devnode	= block_devnode,
 };
 
 #ifdef CONFIG_PROC_FS
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 891f8cbcd043..b767c6b86856 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1413,7 +1413,6 @@  struct block_device_operations {
 	void (*swap_slot_free_notify) (struct block_device *, unsigned long);
 	int (*report_zones)(struct gendisk *, sector_t sector,
 			unsigned int nr_zones, report_zones_cb cb, void *data);
-	char *(*devnode)(struct gendisk *disk, umode_t *mode);
 	/* returns the length of the identifier or a negative errno: */
 	int (*get_unique_id)(struct gendisk *disk, u8 id[16],
 			enum blk_unique_id id_type);