DepSurf

Function: fscrypt_prepare_key

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Selective Inline ⚠️

  int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key, const u8 *raw_key, const struct fscrypt_info *ci);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In fs/crypto/keysetup.c (ffffffff813a4d96)
  Location: fs/crypto/keysetup.c:123
  Inline: True
  Inline callers:
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_get_direct_key
  

  Symbols:

  ffffffff813a4a60-ffffffff813a4aa3: fscrypt_prepare_key (STB_GLOBAL)
  

• In 5.13: Selective Inline, Transformation ⚠️

  int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key, const u8 *raw_key, const struct fscrypt_info *ci);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: True

  Instances:

  In fs/crypto/keysetup.c (ffffffff813ab99e)
  Location: fs/crypto/keysetup.c:123
  Inline: True
  Direct callers:
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
    - fs/crypto/keysetup_v1.c:fscrypt_get_direct_key
  

  Symbols:

  ffffffff81bdcf2e-ffffffff81bdcf9f: fscrypt_prepare_key.cold (STB_LOCAL)
  ffffffff813ab970-ffffffff813aba55: fscrypt_prepare_key (STB_GLOBAL)
  

• In 5.15: Selective Inline, Transformation ⚠️

  int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key, const u8 *raw_key, const struct fscrypt_info *ci);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: True

  Instances:

  In fs/crypto/keysetup.c (ffffffff813fb24d)
  Location: fs/crypto/keysetup.c:128
  Inline: True
  Direct callers:
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
    - fs/crypto/keysetup_v1.c:fscrypt_get_direct_key
  

  Symbols:

  ffffffff81cc6511-ffffffff81cc659f: fscrypt_prepare_key.cold (STB_LOCAL)
  ffffffff813fb210-ffffffff813fb30a: fscrypt_prepare_key (STB_GLOBAL)
  

• In 5.19: Selective Inline, Transformation ⚠️

  int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key, const u8 *raw_key, const struct fscrypt_info *ci);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: True

  Instances:

  In fs/crypto/keysetup.c (ffffffff8146e57a)
  Location: fs/crypto/keysetup.c:129
  Inline: True
  Direct callers:
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
    - fs/crypto/keysetup_v1.c:fscrypt_get_direct_key
  

  Symbols:

  ffffffff81e78981-ffffffff81e78a0e: fscrypt_prepare_key.cold (STB_LOCAL)
  ffffffff8146e540-ffffffff8146e655: fscrypt_prepare_key (STB_GLOBAL)
  

• In 6.2: Selective Inline, Transformation ⚠️

  int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key, const u8 *raw_key, const struct fscrypt_info *ci);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: True

  Instances:

  In fs/crypto/keysetup.c (ffffffff814ffbca)
  Location: fs/crypto/keysetup.c:150
  Inline: True
  Direct callers:
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
    - fs/crypto/keysetup_v1.c:fscrypt_get_direct_key
  

  Symbols:

  ffffffff8206a604-ffffffff8206a620: fscrypt_prepare_key.cold (STB_LOCAL)
  ffffffff814ffb90-ffffffff814ffd1a: fscrypt_prepare_key (STB_GLOBAL)
  

• In 6.5: Selective Inline, Transformation ⚠️

  int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key, const u8 *raw_key, const struct fscrypt_info *ci);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: True

  Instances:

  In fs/crypto/keysetup.c (ffffffff8153719a)
  Location: fs/crypto/keysetup.c:150
  Inline: True
  Direct callers:
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
    - fs/crypto/keysetup_v1.c:fscrypt_get_direct_key
  

  Symbols:

  ffffffff820ea412-ffffffff820ea42e: fscrypt_prepare_key.cold (STB_LOCAL)
  ffffffff81537160-ffffffff815372ea: fscrypt_prepare_key (STB_GLOBAL)
  

• In 6.8: Selective Inline, Transformation ⚠️

  int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key, const u8 *raw_key, const struct fscrypt_inode_info *ci);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: True

  Instances:

  In fs/crypto/keysetup.c (ffffffff8156c26a)
  Location: fs/crypto/keysetup.c:150
  Inline: True
  Direct callers:
    - fs/crypto/keysetup.c:fscrypt_setup_v2_file_key
    - fs/crypto/keysetup.c:setup_per_mode_enc_key
    - fs/crypto/keysetup_v1.c:fscrypt_get_direct_key
  

  Symbols:

  ffffffff821c6f73-ffffffff821c6f8f: fscrypt_prepare_key.cold (STB_LOCAL)
  ffffffff8156c230-ffffffff8156c3ba: fscrypt_prepare_key (STB_GLOBAL)
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Regular

• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Param type changed. const struct fscrypt_info *ci ➡️ const struct fscrypt_inode_info *ci