Matthew Wilcox 371c752dc6 xarray: Track free entries in an XArray ...

Add the optional ability to track which entries in an XArray are free
and provide xa_alloc() to replace most of the functionality of the IDR.

Signed-off-by: Matthew Wilcox <willy@infradead.org>

2018-10-21 10:46:32 -04:00

40 KiB

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