[RFC 0/3] erofs-utils: introduce xattr bloom filter feature

[Jingbo Xu]

The xattr bloom filter feature is used to boost the negative xattr
lookup.

Refer to the kernel patches [1] for more details.

[1] https://lore.kernel.org/all/20230621083209.116024-1-jefflexu@linux.alibaba.com/

Jingbo Xu (3):
  erofs-utils: add xxh32 library
  erofs-utils: update on-disk format for xattr bloom filter
  erofs-utils: mkfs: enable xattr bloom filter

 include/erofs/config.h   |  1 +
 include/erofs/internal.h |  1 +
 include/erofs/xxhash.h   | 35 +++++++++++++++++
 include/erofs_fs.h       | 10 ++++-
 lib/Makefile.am          |  3 +-
 lib/xattr.c              | 62 +++++++++++++++++++++++++++--
 lib/xxhash.c             | 85 ++++++++++++++++++++++++++++++++++++++++
 mkfs/main.c              |  6 +++
 8 files changed, 198 insertions(+), 5 deletions(-)
 create mode 100644 include/erofs/xxhash.h
 create mode 100644 lib/xxhash.c

-- 
2.19.1.6.gb485710b