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| author | Marco Stornelli <marco.stornelli@gmail.com> | 2012-12-15 11:52:33 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-20 14:00:01 -0500 |
| commit | 41ddaeeb9d02ca12fee80b4eb23ab388b3ebe69d (patch) | |
| tree | 54092aa0ded0f0c6adf1b890b356fd21582a80a1 /fs/bfs | |
| parent | 1dc1834f4292624f46da7e0309bc04a3cca1b07c (diff) | |
| download | linux-0-day-41ddaeeb9d02ca12fee80b4eb23ab388b3ebe69d.tar.gz linux-0-day-41ddaeeb9d02ca12fee80b4eb23ab388b3ebe69d.tar.xz | |
bfs: 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/bfs')
| -rw-r--r-- | fs/bfs/file.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/bfs/file.c b/fs/bfs/file.c index f20e8a71062f4..ad3ea1497cc38 100644 --- a/fs/bfs/file.c +++ b/fs/bfs/file.c @@ -161,6 +161,14 @@ static int bfs_readpage(struct file *file, struct page *page) return block_read_full_page(page, bfs_get_block); } +static void bfs_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 bfs_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) @@ -169,11 +177,8 @@ static int bfs_write_begin(struct file *file, struct address_space *mapping, ret = block_write_begin(mapping, pos, len, flags, pagep, bfs_get_block); - if (unlikely(ret)) { - loff_t isize = mapping->host->i_size; - if (pos + len > isize) - vmtruncate(mapping->host, isize); - } + if (unlikely(ret)) + bfs_write_failed(mapping, pos + len); return ret; } |