diff options
author | Tejun Heo <tj@kernel.org> | 2013-01-23 09:31:01 -0800 |
---|---|---|
committer | Tejun Heo <tj@kernel.org> | 2013-01-23 09:31:01 -0800 |
commit | c14afb82ffff5903a701a9fb737ac20f36d1f755 (patch) | |
tree | 304dcc7b1d7b9a5f564f7e978228e61ef41fbef2 /fs/adfs/inode.c | |
parent | 0fdff3ec6d87856cdcc99e69cf42143fdd6c56b4 (diff) | |
parent | 1d8549085377674224bf30a368284c391a3ce40e (diff) | |
download | lwn-c14afb82ffff5903a701a9fb737ac20f36d1f755.tar.gz lwn-c14afb82ffff5903a701a9fb737ac20f36d1f755.zip |
Merge branch 'master' into for-3.9-async
To receive f56c3196f251012de9b3ebaff55732a9074fdaae ("async: fix
__lowest_in_progress()").
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'fs/adfs/inode.c')
-rw-r--r-- | fs/adfs/inode.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/adfs/inode.c b/fs/adfs/inode.c index e9bad5093a3f..5f95d1ed9c6d 100644 --- a/fs/adfs/inode.c +++ b/fs/adfs/inode.c @@ -45,6 +45,14 @@ static int adfs_readpage(struct file *file, struct page *page) return block_read_full_page(page, adfs_get_block); } +static void adfs_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 adfs_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) @@ -55,11 +63,8 @@ static int adfs_write_begin(struct file *file, struct address_space *mapping, ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata, adfs_get_block, &ADFS_I(mapping->host)->mmu_private); - if (unlikely(ret)) { - loff_t isize = mapping->host->i_size; - if (pos + len > isize) - vmtruncate(mapping->host, isize); - } + if (unlikely(ret)) + adfs_write_failed(mapping, pos + len); return ret; } |