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| author | Anthony Iliopoulos <ailiop@suse.com> | 2020-04-20 02:48:50 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-05-10 01:18:35 +0300 |
| commit | e8cd1ff11d58a21242ea2b85450298f3681768a1 (patch) | |
| tree | 70ad6f52105d290ddd8e53cf4d65de65f93f6ee5 /drivers/nvme/target/nvmet.h | |
| parent | 31fdad7be18992606078caed6ff71741fa76310a (diff) | |
| download | linux-e8cd1ff11d58a21242ea2b85450298f3681768a1.tar.xz | |
nvmet: add ns revalidation support
Add support for detecting capacity changes on nvmet blockdev and file
backed namespaces. This allows for emulating and testing online resizing
of nvme devices and filesystems on top.
Signed-off-by: Anthony Iliopoulos <ailiop@suse.com>
[chaitanya: Fix comments posted on V1]
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
[hch: reuse code a bit more]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme/target/nvmet.h')
| -rw-r--r-- | drivers/nvme/target/nvmet.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index 421dff3ea143..3d981eb6e100 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -498,6 +498,8 @@ void nvmet_file_ns_disable(struct nvmet_ns *ns); u16 nvmet_bdev_flush(struct nvmet_req *req); u16 nvmet_file_flush(struct nvmet_req *req); void nvmet_ns_changed(struct nvmet_subsys *subsys, u32 nsid); +void nvmet_bdev_ns_revalidate(struct nvmet_ns *ns); +int nvmet_file_ns_revalidate(struct nvmet_ns *ns); static inline u32 nvmet_rw_len(struct nvmet_req *req) { |