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udf: don't bother with full-page write optimisations in adinicb case 

... it would get converted to regular if such had been attempted

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Al Viro 2016-09-16 00:17:21 +01:00 committed by Jan Kara
parent 420902c9d0
commit 5d3ddd84ea
1 changed files with 15 additions and 1 deletions
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16
fs/udf/file.c
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@ -105,11 +105,25 @@ static ssize_t udf_adinicb_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
return 0; return 0;
} }
static int udf_adinicb_write_end(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned copied,
struct page *page, void *fsdata)
{
struct inode *inode = page->mapping->host;
loff_t last_pos = pos + copied;
if (last_pos > inode->i_size)
i_size_write(inode, last_pos);
set_page_dirty(page);
unlock_page(page);
put_page(page);
return copied;
}
const struct address_space_operations udf_adinicb_aops = { const struct address_space_operations udf_adinicb_aops = {
.readpage = udf_adinicb_readpage, .readpage = udf_adinicb_readpage,
.writepage = udf_adinicb_writepage, .writepage = udf_adinicb_writepage,
.write_begin = udf_adinicb_write_begin, .write_begin = udf_adinicb_write_begin,
.write_end = simple_write_end, .write_end = udf_adinicb_write_end,
.direct_IO = udf_adinicb_direct_IO, .direct_IO = udf_adinicb_direct_IO,
}; };