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| author | David S. Miller <davem@davemloft.net> | 2008-04-03 14:33:42 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-04-03 14:33:42 -0700 |
| commit | 3bb5da3837cc1aa17736b05139c9a22c3794851a (patch) | |
| tree | c92d5684a866542b1cb20641607ac1643ce03a47 /fs/buffer.c | |
| parent | 7feb49c82a74bc7c091b8ab2a3f96baa33d08ece (diff) | |
| parent | 9597362d354f8655ece324b01d0c640a0e99c077 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index ddfdd2c80bf9b..98196327ddf0d 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -2564,14 +2564,13 @@ int nobh_write_end(struct file *file, struct address_space *mapping, struct inode *inode = page->mapping->host; struct buffer_head *head = fsdata; struct buffer_head *bh; + BUG_ON(fsdata != NULL && page_has_buffers(page)); - if (!PageMappedToDisk(page)) { - if (unlikely(copied < len) && !page_has_buffers(page)) - attach_nobh_buffers(page, head); - if (page_has_buffers(page)) - return generic_write_end(file, mapping, pos, len, - copied, page, fsdata); - } + if (unlikely(copied < len) && !page_has_buffers(page)) + attach_nobh_buffers(page, head); + if (page_has_buffers(page)) + return generic_write_end(file, mapping, pos, len, + copied, page, fsdata); SetPageUptodate(page); set_page_dirty(page); @@ -3213,7 +3212,7 @@ static int buffer_cpu_notify(struct notifier_block *self, } /** - * bh_uptodate_or_lock: Test whether the buffer is uptodate + * bh_uptodate_or_lock - Test whether the buffer is uptodate * @bh: struct buffer_head * * Return true if the buffer is up-to-date and false, @@ -3232,7 +3231,7 @@ int bh_uptodate_or_lock(struct buffer_head *bh) EXPORT_SYMBOL(bh_uptodate_or_lock); /** - * bh_submit_read: Submit a locked buffer for reading + * bh_submit_read - Submit a locked buffer for reading * @bh: struct buffer_head * * Returns zero on success and -EIO on error. |