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Btrfs: Fix u32 overflow in dirty_and_release_pages.
authorYan <yanzheng@21cn.com>
Tue, 6 Nov 2007 15:26:26 +0000 (10:26 -0500)
committerChris Mason <chris.mason@oracle.com>
Thu, 25 Sep 2008 15:03:57 +0000 (11:03 -0400)
When calculating the size of inline extent,  inode->i_size should also
be take into consideration, otherwise sys_write may drop some data
silently.  You can test this bug by:

#dd if=/dev/zero bs=4k count=1 of=test_file
#dd if=/dev/zero bs=2k count=1 of=test_file conv=notrunc

Signed-off-by: Chris Mason <chris.mason@oracle.com>

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