commit | 54616283c2948812a44240858ced610e7cacbde1 | [log] [tgz] |
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author | Tejun Heo <tj@kernel.org> | Wed Feb 27 17:05:07 2013 -0800 |
committer | Linus Torvalds <torvalds@linux-foundation.org> | Wed Feb 27 19:10:20 2013 -0800 |
tree | 268bbe9049d9370d5b644dfde51fc4a8942bae3b | |
parent | 050a6b47d98e2bcea909c1129111e721668aaa2c [diff] |
idr: add idr_layer->prefix Add a field which carries the prefix of ID the idr_layer covers. This will be used to implement lookup hint. This patch doesn't make use of the new field and doesn't introduce any behavior difference. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>