diff options
Diffstat (limited to 'include/linux/libnvdimm.h')
| -rw-r--r-- | include/linux/libnvdimm.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h index 9a6cb7067dc7..d18885304020 100644 --- a/include/linux/libnvdimm.h +++ b/include/linux/libnvdimm.h @@ -38,6 +38,10 @@ enum { NDD_UNARMED = 1, /* locked memory devices should not be accessed */ NDD_LOCKED = 2, + /* memory under security wipes should not be accessed */ + NDD_SECURITY_OVERWRITE = 3, + /* tracking whether or not there is a pending device reference */ + NDD_WORK_PENDING = 4, /* need to set a limit somewhere, but yes, this is likely overkill */ ND_IOCTL_MAX_BUFLEN = SZ_4M, @@ -182,6 +186,9 @@ struct nvdimm_security_ops { const struct nvdimm_key_data *key_data); int (*erase)(struct nvdimm *nvdimm, const struct nvdimm_key_data *key_data); + int (*overwrite)(struct nvdimm *nvdimm, + const struct nvdimm_key_data *key_data); + int (*query_overwrite)(struct nvdimm *nvdimm); }; void badrange_init(struct badrange *badrange); @@ -219,6 +226,7 @@ static inline struct nvdimm *nvdimm_create(struct nvdimm_bus *nvdimm_bus, cmd_mask, num_flush, flush_wpq, NULL, NULL); } +int nvdimm_security_setup_events(struct nvdimm *nvdimm); const struct nd_cmd_desc *nd_cmd_dimm_desc(int cmd); const struct nd_cmd_desc *nd_cmd_bus_desc(int cmd); u32 nd_cmd_in_size(struct nvdimm *nvdimm, int cmd, @@ -244,6 +252,7 @@ u64 nd_fletcher64(void *addr, size_t len, bool le); void nvdimm_flush(struct nd_region *nd_region); int nvdimm_has_flush(struct nd_region *nd_region); int nvdimm_has_cache(struct nd_region *nd_region); +int nvdimm_in_overwrite(struct nvdimm *nvdimm); static inline int nvdimm_ctl(struct nvdimm *nvdimm, unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc) |