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authorTao Ma <tao.ma@oracle.com>2009-08-25 08:02:48 +0800
committerJoel Becker <joel.becker@oracle.com>2009-09-22 20:09:37 -0700
commit293b2f70b4a16a1ca91efd28ef3d6634262c6887 (patch)
tree4a85078faae7c529fa313d4964e0d6ad0905a612 /lib
parent6ae23c5555176c5b23480c9c578ff27437085ba5 (diff)
ocfs2: Integrate CoW in file write.
When we use mmap, we CoW the refcountd clusters in ocfs2_write_begin_nolock. While for normal file io(including directio), we do CoW in ocfs2_prepare_inode_for_write. Signed-off-by: Tao Ma <tao.ma@oracle.com>
Diffstat (limited to 'lib')
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