diff options
| author | Brian Foster <bfoster@redhat.com> | 2015-05-29 00:54:03 +0200 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2015-05-29 00:54:03 +0200 |
| commit | fb4f2b4e5a82db69e89cb78fb9ef6093543c4b88 (patch) | |
| tree | 6e879ad092315a0001150de615d9fc8567495e53 /fs/xfs/libxfs | |
| parent | xfs: support min/max agbno args in block allocator (diff) | |
| download | linux-fb4f2b4e5a82db69e89cb78fb9ef6093543c4b88.tar.xz linux-fb4f2b4e5a82db69e89cb78fb9ef6093543c4b88.zip | |
xfs: add sparse inode chunk alignment superblock field
Add sb_spino_align to the superblock to specify sparse inode chunk
alignment. This also currently represents the minimum allowable sparse
chunk allocation size.
Signed-off-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs')
| -rw-r--r-- | fs/xfs/libxfs/xfs_format.h | 4 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_sb.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h index 4daaa662337b..899d6b4110f8 100644 --- a/fs/xfs/libxfs/xfs_format.h +++ b/fs/xfs/libxfs/xfs_format.h @@ -170,7 +170,7 @@ typedef struct xfs_sb { __uint32_t sb_features_log_incompat; __uint32_t sb_crc; /* superblock crc */ - __uint32_t sb_pad; + xfs_extlen_t sb_spino_align; /* sparse inode chunk alignment */ xfs_ino_t sb_pquotino; /* project quota inode */ xfs_lsn_t sb_lsn; /* last write sequence */ @@ -256,7 +256,7 @@ typedef struct xfs_dsb { __be32 sb_features_log_incompat; __le32 sb_crc; /* superblock crc */ - __be32 sb_pad; + __be32 sb_spino_align; /* sparse inode chunk alignment */ __be64 sb_pquotino; /* project quota inode */ __be64 sb_lsn; /* last write sequence */ diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c index dc4bfc5d88fc..32739a371cb1 100644 --- a/fs/xfs/libxfs/xfs_sb.c +++ b/fs/xfs/libxfs/xfs_sb.c @@ -374,7 +374,7 @@ __xfs_sb_from_disk( be32_to_cpu(from->sb_features_log_incompat); /* crc is only used on disk, not in memory; just init to 0 here. */ to->sb_crc = 0; - to->sb_pad = 0; + to->sb_spino_align = be32_to_cpu(from->sb_spino_align); to->sb_pquotino = be64_to_cpu(from->sb_pquotino); to->sb_lsn = be64_to_cpu(from->sb_lsn); /* Convert on-disk flags to in-memory flags? */ @@ -516,7 +516,7 @@ xfs_sb_to_disk( cpu_to_be32(from->sb_features_incompat); to->sb_features_log_incompat = cpu_to_be32(from->sb_features_log_incompat); - to->sb_pad = 0; + to->sb_spino_align = cpu_to_be32(from->sb_spino_align); to->sb_lsn = cpu_to_be64(from->sb_lsn); } } |