[PATCH v2 15/34] nvme: port block device access to file

Christian Brauner
2024-01-23T13:27:35Z

Signed-off-by: Christian Brauner <brauner@kernel.org>
---
drivers/nvme/target/io-cmd-bdev.c | 16 ++++++++--------
drivers/nvme/target/nvmet.h | 2 +-
2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd-bdev.c
index f11400a908f2..6426aac2634a 100644
--- a/drivers/nvme/target/io-cmd-bdev.c
+++ b/drivers/nvme/target/io-cmd-bdev.c
@@ -50,10 +50,10 @@ void nvmet_bdev_set_limits(struct block_device *bdev, struct nvme_id_ns *id)

void nvmet_bdev_ns_disable(struct nvmet_ns *ns)
{
- if (ns->bdev_handle) {
- bdev_release(ns->bdev_handle);
+ if (ns->bdev_file) {
+ fput(ns->bdev_file);
ns->bdev = NULL;
- ns->bdev_handle = NULL;
+ ns->bdev_file = NULL;
}
}

@@ -85,18 +85,18 @@ int nvmet_bdev_ns_enable(struct nvmet_ns *ns)
if (ns->buffered_io)
return -ENOTBLK;

- ns->bdev_handle = bdev_open_by_path(ns->device_path,
+ ns->bdev_file = bdev_file_open_by_path(ns->device_path,
BLK_OPEN_READ | BLK_OPEN_WRITE, NULL, NULL);
- if (IS_ERR(ns->bdev_handle)) {
- ret = PTR_ERR(ns->bdev_handle);
+ if (IS_ERR(ns->bdev_file)) {
+ ret = PTR_ERR(ns->bdev_file);
if (ret != -ENOTBLK) {
pr_err("failed to open block device %s: (%d)\n",
ns->device_path, ret);
}
- ns->bdev_handle = NULL;
+ ns->bdev_file = NULL;
return ret;
}
- ns->bdev = ns->bdev_handle->bdev;
+ ns->bdev = file_bdev(ns->bdev_file);
ns->size = bdev_nr_bytes(ns->bdev);
ns->blksize_shift = blksize_bits(bdev_logical_block_size(ns->bdev));

diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
index 6c8acebe1a1a..33e61b4f478b 100644
--- a/drivers/nvme/target/nvmet.h
+++ b/drivers/nvme/target/nvmet.h
@@ -58,7 +58,7 @@

struct nvmet_ns {
struct percpu_ref ref;
- struct bdev_handle *bdev_handle;
+ struct file *bdev_file;
struct block_device *bdev;
struct file *file;
bool readonly;

--
2.43.0