Convert bg_block_bitmap to bg_block_bitmap_lo This helps in catching some BUGS due to direct partial access of these split fields.
Signed-off-by: Aneesh Kumar K.V <[EMAIL PROTECTED]> --- fs/ext4/super.c | 6 +++--- include/linux/ext4_fs.h | 2 +- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index d035653..fd2a6a6 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -70,9 +70,9 @@ static void ext4_write_super_lockfs(struct super_block *sb); ext4_fsblk_t ext4_block_bitmap(struct super_block *sb, struct ext4_group_desc *bg) { - return le32_to_cpu(bg->bg_block_bitmap) | + return le32_to_cpu(bg->bg_block_bitmap_lo) | (EXT4_DESC_SIZE(sb) >= EXT4_MIN_DESC_SIZE_64BIT ? - (ext4_fsblk_t)le32_to_cpu(bg->bg_block_bitmap_hi) << 32 : 0); + (ext4_fsblk_t)le32_to_cpu(bg->bg_block_bitmap_hi) << 32 : 0); } ext4_fsblk_t ext4_inode_bitmap(struct super_block *sb, @@ -94,7 +94,7 @@ ext4_fsblk_t ext4_inode_table(struct super_block *sb, void ext4_block_bitmap_set(struct super_block *sb, struct ext4_group_desc *bg, ext4_fsblk_t blk) { - bg->bg_block_bitmap = cpu_to_le32((u32)blk); + bg->bg_block_bitmap_lo = cpu_to_le32((u32)blk); if (EXT4_DESC_SIZE(sb) >= EXT4_MIN_DESC_SIZE_64BIT) bg->bg_block_bitmap_hi = cpu_to_le32(blk >> 32); } diff --git a/include/linux/ext4_fs.h b/include/linux/ext4_fs.h index 046a6a7..89d56c1 100644 --- a/include/linux/ext4_fs.h +++ b/include/linux/ext4_fs.h @@ -150,7 +150,7 @@ struct ext4_allocation_request { */ struct ext4_group_desc { - __le32 bg_block_bitmap; /* Blocks bitmap block */ + __le32 bg_block_bitmap_lo; /* Blocks bitmap block */ __le32 bg_inode_bitmap; /* Inodes bitmap block */ __le32 bg_inode_table; /* Inodes table block */ __le16 bg_free_blocks_count; /* Free blocks count */ -- 1.5.3.1.91.gd3392-dirty - To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html