diff options
| -rw-r--r-- | ext2fs/hyper.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/ext2fs/hyper.c b/ext2fs/hyper.c index 7b17f10e..79c1b08a 100644 --- a/ext2fs/hyper.c +++ b/ext2fs/hyper.c @@ -54,6 +54,14 @@ get_hypermetadata (void) " block size (%d)!", block_size, device_block_size); + log2_stat_blocks_per_fs_block = 0; + while ((512 << log2_stat_blocks_per_fs_block) < block_size) + log2_stat_blocks_per_fs_block++; + if ((512 << log2_stat_blocks_per_fs_block) != block_size) + ext2_panic("get_hypermetadata", + "Block size %ld isn't a power-of-two multiple of 512!", + block_size); + log2_block_size = 0; while ((1 << log2_block_size) < block_size) log2_block_size++; @@ -108,9 +116,12 @@ diskfs_set_hypermetadata (int wait, int clean) just write the superblock directly, without using the paged copy. */ { vm_address_t page_buf = get_page_buf (); + sblock_dirty = 0; /* doesn't matter if this gets stomped */ bcopy (sblock, (void *)page_buf, SBLOCK_SIZE); ((struct ext2_super_block *)page_buf)->s_state |= EXT2_VALID_FS; dev_write_sync (SBLOCK_OFFS / device_block_size, page_buf, block_size); free_page_buf (page_buf); } + else if (sblock_dirty) + sync_super_block (); } |