libext4: add missing parts that will be needed to support flexible block groups
commit6dd7f6525f0b5b7e368734300a7432f57ce97b0f
authorMaurizio Lombardi <m.lombardi85@gmail.com>
Wed, 15 Apr 2015 20:14:27 +0000 (15 22:14 +0200)
committerMaurizio Lombardi <m.lombardi85@gmail.com>
Wed, 15 Apr 2015 20:14:27 +0000 (15 22:14 +0200)
treea6151b11f0b7944941263f58cfeaebe966c83599
parent749fe15b74e83e98f982655fff497a808f7675f4
libext4: add missing parts that will be needed to support flexible block groups

- Add function to read the superblock's fields "backup_bgs" (SUPER_SPARSE2).
- Add function to get the number of reserved GDT blocks.
- Drop the "s_" prefix from some superblock's fields.
uspace/lib/ext4/libext4_superblock.c
uspace/lib/ext4/libext4_superblock.h
uspace/lib/ext4/libext4_types.h