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-rw-r--r--fs/ufs/inode.c63
1 files changed, 39 insertions, 24 deletions
diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
index 73fe773..2b251f2 100644
--- a/fs/ufs/inode.c
+++ b/fs/ufs/inode.c
@@ -558,20 +558,26 @@ static int ufs_readpage(struct file *file, struct page *page)
return block_read_full_page(page,ufs_getfrag_block);
}
-int __ufs_write_begin(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len, unsigned flags,
- struct page **pagep, void **fsdata)
+int ufs_prepare_chunk(struct page *page, loff_t pos, unsigned len)
{
- return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
- ufs_getfrag_block);
+ return __block_write_begin(page, pos, len, ufs_getfrag_block);
}
static int ufs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
{
- *pagep = NULL;
- return __ufs_write_begin(file, mapping, pos, len, flags, pagep, fsdata);
+ int ret;
+
+ ret = block_write_begin(mapping, pos, len, flags, pagep,
+ ufs_getfrag_block);
+ if (unlikely(ret)) {
+ loff_t isize = mapping->host->i_size;
+ if (pos + len > isize)
+ vmtruncate(mapping->host, isize);
+ }
+
+ return ret;
}
static sector_t ufs_bmap(struct address_space *mapping, sector_t block)
@@ -905,24 +911,33 @@ int ufs_sync_inode (struct inode *inode)
return ufs_update_inode (inode, 1);
}
-void ufs_delete_inode (struct inode * inode)
+void ufs_evict_inode(struct inode * inode)
{
- loff_t old_i_size;
+ int want_delete = 0;
+
+ if (!inode->i_nlink && !is_bad_inode(inode))
+ want_delete = 1;
truncate_inode_pages(&inode->i_data, 0);
- if (is_bad_inode(inode))
- goto no_delete;
- /*UFS_I(inode)->i_dtime = CURRENT_TIME;*/
- lock_kernel();
- mark_inode_dirty(inode);
- ufs_update_inode(inode, IS_SYNC(inode));
- old_i_size = inode->i_size;
- inode->i_size = 0;
- if (inode->i_blocks && ufs_truncate(inode, old_i_size))
- ufs_warning(inode->i_sb, __func__, "ufs_truncate failed\n");
- ufs_free_inode (inode);
- unlock_kernel();
- return;
-no_delete:
- clear_inode(inode); /* We must guarantee clearing of inode... */
+ if (want_delete) {
+ loff_t old_i_size;
+ /*UFS_I(inode)->i_dtime = CURRENT_TIME;*/
+ lock_kernel();
+ mark_inode_dirty(inode);
+ ufs_update_inode(inode, IS_SYNC(inode));
+ old_i_size = inode->i_size;
+ inode->i_size = 0;
+ if (inode->i_blocks && ufs_truncate(inode, old_i_size))
+ ufs_warning(inode->i_sb, __func__, "ufs_truncate failed\n");
+ unlock_kernel();
+ }
+
+ invalidate_inode_buffers(inode);
+ end_writeback(inode);
+
+ if (want_delete) {
+ lock_kernel();
+ ufs_free_inode (inode);
+ unlock_kernel();
+ }
}
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