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| author | Eric Sandeen <sandeen@redhat.com> | 2008-01-28 23:58:27 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-01-28 23:58:27 -0500 |
| commit | e2b4657453c0d5571bd3c7256585c486ed42d364 (patch) | |
| tree | 5b8ab501cdf5fa7427ef32440ace56eac72e9ecf /include/linux/ext4_fs_sb.h | |
| parent | 19295529db35381d46dbaf246f69b4e3b3393996 (diff) | |
ext4: store maxbytes for bitmapped files and return EFBIG as appropriate
Calculate & store the max offset for bitmapped files, and
catch too-large seeks, truncates, and writes in ext4, shortening
or rejecting as appropriate.
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Diffstat (limited to 'include/linux/ext4_fs_sb.h')
| -rw-r--r-- | include/linux/ext4_fs_sb.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/ext4_fs_sb.h b/include/linux/ext4_fs_sb.h index f15821c5e4c4..38a47ec06df9 100644 --- a/include/linux/ext4_fs_sb.h +++ b/include/linux/ext4_fs_sb.h @@ -38,6 +38,7 @@ struct ext4_sb_info { ext4_group_t s_groups_count; /* Number of groups in the fs */ unsigned long s_overhead_last; /* Last calculated overhead */ unsigned long s_blocks_last; /* Last seen block count */ + loff_t s_bitmap_maxbytes; /* max bytes for bitmap files */ struct buffer_head * s_sbh; /* Buffer containing the super block */ struct ext4_super_block * s_es; /* Pointer to the super block in the buffer */ struct buffer_head ** s_group_desc; |