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authorChristoph Hellwig <hch@lst.de>2022-07-13 08:53:14 +0300
committerJens Axboe <axboe@kernel.dk>2022-07-14 19:27:56 +0300
commit6e880cf59932a14bca128fc8e8faae0554932942 (patch)
tree44602fe48c6e998a10704d2775abc97217b36e18 /drivers/block
parentbeecf70ee84363e92f3bf783b74da5f26e765d8d (diff)
downloadlinux-6e880cf59932a14bca128fc8e8faae0554932942.tar.xz
rnbd-srv: remove the name field from struct rnbd_dev
Just print the block device name directly using the %pg format specifier. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Jack Wang <jinpu.wang@ionos.com> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Link: https://lore.kernel.org/r/20220713055317.1888500-7-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/rnbd/rnbd-srv-dev.c1
-rw-r--r--drivers/block/rnbd/rnbd-srv-dev.h1
-rw-r--r--drivers/block/rnbd/rnbd-srv-sysfs.c5
-rw-r--r--drivers/block/rnbd/rnbd-srv.c9
-rw-r--r--drivers/block/rnbd/rnbd-srv.h3
5 files changed, 7 insertions, 12 deletions
diff --git a/drivers/block/rnbd/rnbd-srv-dev.c b/drivers/block/rnbd/rnbd-srv-dev.c
index c5d0a0391165..c63017f6e421 100644
--- a/drivers/block/rnbd/rnbd-srv-dev.c
+++ b/drivers/block/rnbd/rnbd-srv-dev.c
@@ -28,7 +28,6 @@ struct rnbd_dev *rnbd_dev_open(const char *path, fmode_t flags)
goto err;
dev->blk_open_flags = flags;
- bdevname(dev->bdev, dev->name);
return dev;
diff --git a/drivers/block/rnbd/rnbd-srv-dev.h b/drivers/block/rnbd/rnbd-srv-dev.h
index 4309e5252469..8407d12f70af 100644
--- a/drivers/block/rnbd/rnbd-srv-dev.h
+++ b/drivers/block/rnbd/rnbd-srv-dev.h
@@ -15,7 +15,6 @@
struct rnbd_dev {
struct block_device *bdev;
fmode_t blk_open_flags;
- char name[BDEVNAME_SIZE];
};
/**
diff --git a/drivers/block/rnbd/rnbd-srv-sysfs.c b/drivers/block/rnbd/rnbd-srv-sysfs.c
index feaa76c5a342..297a6924ff4e 100644
--- a/drivers/block/rnbd/rnbd-srv-sysfs.c
+++ b/drivers/block/rnbd/rnbd-srv-sysfs.c
@@ -38,14 +38,13 @@ static struct kobj_type dev_ktype = {
};
int rnbd_srv_create_dev_sysfs(struct rnbd_srv_dev *dev,
- struct block_device *bdev,
- const char *dev_name)
+ struct block_device *bdev)
{
struct kobject *bdev_kobj;
int ret;
ret = kobject_init_and_add(&dev->dev_kobj, &dev_ktype,
- rnbd_devs_kobj, dev_name);
+ rnbd_devs_kobj, "%pg", bdev);
if (ret) {
kobject_put(&dev->dev_kobj);
return ret;
diff --git a/drivers/block/rnbd/rnbd-srv.c b/drivers/block/rnbd/rnbd-srv.c
index beaef43a67b9..0713014bf423 100644
--- a/drivers/block/rnbd/rnbd-srv.c
+++ b/drivers/block/rnbd/rnbd-srv.c
@@ -419,7 +419,7 @@ static struct rnbd_srv_sess_dev
return sess_dev;
}
-static struct rnbd_srv_dev *rnbd_srv_init_srv_dev(const char *id)
+static struct rnbd_srv_dev *rnbd_srv_init_srv_dev(struct block_device *bdev)
{
struct rnbd_srv_dev *dev;
@@ -427,7 +427,7 @@ static struct rnbd_srv_dev *rnbd_srv_init_srv_dev(const char *id)
if (!dev)
return ERR_PTR(-ENOMEM);
- strscpy(dev->id, id, sizeof(dev->id));
+ snprintf(dev->id, sizeof(dev->id), "%pg", bdev);
kref_init(&dev->kref);
INIT_LIST_HEAD(&dev->sess_dev_list);
mutex_init(&dev->lock);
@@ -512,7 +512,7 @@ rnbd_srv_get_or_create_srv_dev(struct rnbd_dev *rnbd_dev,
int ret;
struct rnbd_srv_dev *new_dev, *dev;
- new_dev = rnbd_srv_init_srv_dev(rnbd_dev->name);
+ new_dev = rnbd_srv_init_srv_dev(rnbd_dev->bdev);
if (IS_ERR(new_dev))
return new_dev;
@@ -758,8 +758,7 @@ static int process_msg_open(struct rnbd_srv_session *srv_sess,
*/
mutex_lock(&srv_dev->lock);
if (!srv_dev->dev_kobj.state_in_sysfs) {
- ret = rnbd_srv_create_dev_sysfs(srv_dev, rnbd_dev->bdev,
- rnbd_dev->name);
+ ret = rnbd_srv_create_dev_sysfs(srv_dev, rnbd_dev->bdev);
if (ret) {
mutex_unlock(&srv_dev->lock);
rnbd_srv_err(srv_sess_dev,
diff --git a/drivers/block/rnbd/rnbd-srv.h b/drivers/block/rnbd/rnbd-srv.h
index be2ae486d407..6926f9069dc4 100644
--- a/drivers/block/rnbd/rnbd-srv.h
+++ b/drivers/block/rnbd/rnbd-srv.h
@@ -68,8 +68,7 @@ void rnbd_srv_sess_dev_force_close(struct rnbd_srv_sess_dev *sess_dev,
/* rnbd-srv-sysfs.c */
int rnbd_srv_create_dev_sysfs(struct rnbd_srv_dev *dev,
- struct block_device *bdev,
- const char *dir_name);
+ struct block_device *bdev);
void rnbd_srv_destroy_dev_sysfs(struct rnbd_srv_dev *dev);
int rnbd_srv_create_dev_session_sysfs(struct rnbd_srv_sess_dev *sess_dev);
void rnbd_srv_destroy_dev_session_sysfs(struct rnbd_srv_sess_dev *sess_dev);