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ufs: drop vmtruncate

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Removed vmtruncate

Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Marco Stornelli 2012-12-15 11:45:14 +01:00 committed by Al Viro
parent 72651cac88
commit 83f6e3710a
1 changed files with 10 additions and 5 deletions
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15
fs/ufs/inode.c
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@ -526,6 +526,14 @@ int ufs_prepare_chunk(struct page *page, loff_t pos, unsigned len)
return __block_write_begin(page, pos, len, ufs_getfrag_block); return __block_write_begin(page, pos, len, ufs_getfrag_block);
} }
static void ufs_write_failed(struct address_space *mapping, loff_t to)
{
struct inode *inode = mapping->host;
if (to > inode->i_size)
truncate_pagecache(inode, to, inode->i_size);
}
static int ufs_write_begin(struct file *file, struct address_space *mapping, static int ufs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags, loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata) struct page **pagep, void **fsdata)
@ -534,11 +542,8 @@ static int ufs_write_begin(struct file *file, struct address_space *mapping,
ret = block_write_begin(mapping, pos, len, flags, pagep, ret = block_write_begin(mapping, pos, len, flags, pagep,
ufs_getfrag_block); ufs_getfrag_block);
if (unlikely(ret)) { if (unlikely(ret))
loff_t isize = mapping->host->i_size; ufs_write_failed(mapping, pos + len);
if (pos + len > isize)
vmtruncate(mapping->host, isize);
}
return ret; return ret;
} }