diff options
| author | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-02-21 17:07:14 +0100 |
|---|---|---|
| committer | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-02-21 17:07:14 +0100 |
| commit | e29371d762df5bb35d2bc434ea266a046e5a0a75 (patch) | |
| tree | dac4a8db52d92453415f35606130a49e9f32e4ef /fs/ecryptfs/mmap.c | |
| parent | 17b14ca25e9cd6c5cd7605941f6120e405a84f8b (diff) | |
| parent | 894e2ac82bd0029adce7ad6c8d25501fdd82c994 (diff) | |
Merge branch 'master' of git://1984.lsi.us.es/nf
Diffstat (limited to 'fs/ecryptfs/mmap.c')
| -rw-r--r-- | fs/ecryptfs/mmap.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c index bd1d57f98f7..564a1fa34b9 100644 --- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -338,7 +338,8 @@ static int ecryptfs_write_begin(struct file *file, if (prev_page_end_size >= i_size_read(page->mapping->host)) { zero_user(page, 0, PAGE_CACHE_SIZE); - } else { + SetPageUptodate(page); + } else if (len < PAGE_CACHE_SIZE) { rc = ecryptfs_decrypt_page(page); if (rc) { printk(KERN_ERR "%s: Error decrypting " @@ -348,8 +349,8 @@ static int ecryptfs_write_begin(struct file *file, ClearPageUptodate(page); goto out; } + SetPageUptodate(page); } - SetPageUptodate(page); } } /* If creating a page or more of holes, zero them out via truncate. @@ -499,6 +500,13 @@ static int ecryptfs_write_end(struct file *file, } goto out; } + if (!PageUptodate(page)) { + if (copied < PAGE_CACHE_SIZE) { + rc = 0; + goto out; + } + SetPageUptodate(page); + } /* Fills in zeros if 'to' goes beyond inode size */ rc = fill_zeros_to_end_of_page(page, to); if (rc) { |