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authorMarco Stornelli <marco.stornelli@gmail.com>2012-12-15 11:45:14 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2012-12-20 14:00:01 -0500
commit83f6e3710a932d400100767ad445a4bd9476e083 (patch)
treed4ddaa81088ce772e956059b7e492b8527391309 /fs/ufs
parent72651cac884b1e285fa8e8314b10e9f1b8458802 (diff)
downloadvexpress-lsk-83f6e3710a932d400100767ad445a4bd9476e083.tar.gz
ufs: drop vmtruncate
Removed vmtruncate Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ufs')
-rw-r--r--fs/ufs/inode.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
index eb6d0b7dc87..ff24e4449ec 100644
--- a/fs/ufs/inode.c
+++ b/fs/ufs/inode.c
@@ -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);
}
+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,
loff_t pos, unsigned len, unsigned flags,
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,
ufs_getfrag_block);
- if (unlikely(ret)) {
- loff_t isize = mapping->host->i_size;
- if (pos + len > isize)
- vmtruncate(mapping->host, isize);
- }
+ if (unlikely(ret))
+ ufs_write_failed(mapping, pos + len);
return ret;
}