[PATCH 05/16] xfs: add owner field to extent allocation and freeing

Christoph Hellwig hch at infradead.org
Thu Mar 10 08:19:13 CST 2016


On Tue, Mar 08, 2016 at 03:16:07PM +1100, Dave Chinner wrote:
> From: "Darrick J. Wong" <darrick.wong at oracle.com>
> 
> For the rmap btree to work, we have to fed the extent owner

s/fed/feed/

> +/*
> + * Ownership info for an extent.  This is used to create reverse-mapping
> + * entries.
> + */
> +#define XFS_RMAP_INO_ATTR_FORK	(1)
> +#define XFS_RMAP_BMBT_BLOCK	(2)

These are OR-able flags - it might make sense to define them as:

#define XFS_RMAP_INO_ATTR_FORK	(1 << 0)
#define XFS_RMAP_BMBT_BLOCK	(1 << 1)

to make this more obvious.



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