dev_t
ufs_get_inode_dev(struct super_block *sb, struct ufs_inode_info *ufsi)
{
- __fs32 fs32;
+ __u32 fs32;
dev_t dev;
if ((UFS_SB(sb)->s_flags & UFS_ST_MASK) == UFS_ST_SUNx86)
- fs32 = ufsi->i_u1.i_data[1];
+ fs32 = fs32_to_cpu(sb, ufsi->i_u1.i_data[1]);
else
- fs32 = ufsi->i_u1.i_data[0];
- fs32 = fs32_to_cpu(sb, fs32);
+ fs32 = fs32_to_cpu(sb, ufsi->i_u1.i_data[0]);
switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
case UFS_ST_SUNx86:
case UFS_ST_SUN:
void
ufs_set_inode_dev(struct super_block *sb, struct ufs_inode_info *ufsi, dev_t dev)
{
- __fs32 fs32;
+ __u32 fs32;
switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
case UFS_ST_SUNx86:
fs32 = old_encode_dev(dev);
break;
}
- fs32 = cpu_to_fs32(sb, fs32);
if ((UFS_SB(sb)->s_flags & UFS_ST_MASK) == UFS_ST_SUNx86)
- ufsi->i_u1.i_data[1] = fs32;
+ ufsi->i_u1.i_data[1] = cpu_to_fs32(sb, fs32);
else
- ufsi->i_u1.i_data[0] = fs32;
+ ufsi->i_u1.i_data[0] = cpu_to_fs32(sb, fs32);
}
/**
{
struct page *page;
-try_again:
page = find_lock_page(mapping, index);
if (!page) {
- page = read_cache_page(mapping, index,
- (filler_t*)mapping->a_ops->readpage,
- NULL);
+ page = read_mapping_page(mapping, index, NULL);
+
if (IS_ERR(page)) {
printk(KERN_ERR "ufs_change_blocknr: "
- "read_cache_page error: ino %lu, index: %lu\n",
+ "read_mapping_page error: ino %lu, index: %lu\n",
mapping->host->i_ino, index);
goto out;
}
lock_page(page);
+ if (unlikely(page->mapping == NULL)) {
+ /* Truncate got there first */
+ unlock_page(page);
+ page_cache_release(page);
+ page = NULL;
+ goto out;
+ }
+
if (!PageUptodate(page) || PageError(page)) {
unlock_page(page);
page_cache_release(page);
mapping->host->i_ino, index);
page = ERR_PTR(-EIO);
- goto out;
}
}
-
- if (unlikely(!page->mapping || !page_has_buffers(page))) {
- unlock_page(page);
- page_cache_release(page);
- goto try_again;/*we really need these buffers*/
- }
out:
return page;
}