[v2,0/2] fscrypt: improve encrypted symlink performance

Message

Eric Biggers April 10, 2019, 8:21 p.m. UTC

This series improves the performance of following encrypted symlinks on
ext4, f2fs, and ubifs.

Eric Biggers (2):
  vfs: use READ_ONCE() to access ->i_link
  fscrypt: cache decrypted symlink target in ->i_link

 fs/crypto/hooks.c       | 40 +++++++++++++++++++++++++++++++++-------
 fs/crypto/keyinfo.c     | 21 +++++++++++++++++++++
 fs/ext4/super.c         |  3 +++
 fs/f2fs/super.c         |  3 +++
 fs/namei.c              |  4 ++--
 fs/ubifs/super.c        |  3 +++
 include/linux/fscrypt.h |  5 +++++
 7 files changed, 70 insertions(+), 9 deletions(-)