diff options
| -rw-r--r-- | fs/buffer.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index e8504b65176..1d0852fa728 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -2365,6 +2365,10 @@ failed: } EXPORT_SYMBOL(nobh_prepare_write); +/* + * Make sure any changes to nobh_commit_write() are reflected in + * nobh_truncate_page(), since it doesn't call commit_write(). + */ int nobh_commit_write(struct file *file, struct page *page, unsigned from, unsigned to) { @@ -2466,6 +2470,11 @@ int nobh_truncate_page(struct address_space *mapping, loff_t from) memset(kaddr + offset, 0, PAGE_CACHE_SIZE - offset); flush_dcache_page(page); kunmap_atomic(kaddr, KM_USER0); + /* + * It would be more correct to call aops->commit_write() + * here, but this is more efficient. + */ + SetPageUptodate(page); set_page_dirty(page); } unlock_page(page); |