website-struct

Struct: nd_namespace_label

Status

Regular

• In 4.4: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      __le32 unused;
  };
  

• In 4.8: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      __le32 unused;
  };
  

• In 4.10: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      __le32 unused;
  };
  

• In 4.13: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 4.15: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 4.18: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.0: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.3: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.4: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.8: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.11: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.13: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.15: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In 5.19: ✅

  struct nd_namespace_label {
      struct nvdimm_cxl_label cxl;
      struct nvdimm_efi_label efi;
  };
  

• In 6.2: ✅

  struct nd_namespace_label {
      struct nvdimm_cxl_label cxl;
      struct nvdimm_efi_label efi;
  };
  

• In 6.5: ✅

  struct nd_namespace_label {
      struct nvdimm_cxl_label cxl;
      struct nvdimm_efi_label efi;
  };
  

• In 6.8: ✅

  struct nd_namespace_label {
      struct nvdimm_cxl_label cxl;
      struct nvdimm_efi_label efi;
  };
  

Arch

• In arm64: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In armhf: Absent ⚠️
• In ppc64el: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In riscv64: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

Flavor

• In aws: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In azure: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In gcp: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

• In lowlatency: ✅

  struct nd_namespace_label {
      u8 uuid[16];
      u8 name[64];
      __le32 flags;
      __le16 nlabel;
      __le16 position;
      __le64 isetcookie;
      __le64 lbasize;
      __le64 dpa;
      __le64 rawsize;
      __le32 slot;
      u8 align;
      u8 reserved[3];
      guid_t type_guid;
      guid_t abstraction_guid;
      u8 reserved2[88];
      __le64 checksum;
  };
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• No changes between 4.8 and 4.10 ✅
• Changed between 4.10 and 4.13 ⚠️

  • Field added. u8 align
  • Field added. u8 reserved[3]
  • Field added. guid_t type_guid
  • Field added. guid_t abstraction_guid
  • Field added. u8 reserved2[88]
  • Field added. __le64 checksum
  • Field removed. __le32 unused
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• Changed between 5.15 and 5.19 ⚠️

  • Field added. struct nvdimm_cxl_label cxl
  • Field added. struct nvdimm_efi_label efi
  • Field removed. u8 uuid[16]
  • Field removed. u8 name[64]
  • Field removed. __le32 flags
  • Field removed. __le16 nlabel
  • Field removed. __le16 position
  • Field removed. __le64 isetcookie
  • Field removed. __le64 lbasize
  • Field removed. __le64 dpa
  • Field removed. __le64 rawsize
  • Field removed. __le32 slot
  • Field removed. u8 align
  • Field removed. u8 reserved[3]
  • Field removed. guid_t type_guid
  • Field removed. guid_t abstraction_guid
  • Field removed. u8 reserved2[88]
  • Field removed. __le64 checksum
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅