Re: [RFC] Slimming down struct inode

Avi Kivity
2006-06-13T14:01:05Z

Nathan Scott wrote:
>
> Such a change would would indeed break XFS, in exactly the way you
> suggest Jan - the realtime subvolume does typically use a different
> blocksize from the data subvolume (the realtime extent size is used,
> and this can be set per-inode too), and there would now be no way to
> distinguish this preferred IO size difference.
>

It can be made into an inode operation:

if (inode->i_ops->getblksize)
return inode->i_ops->getblksize(inode);
else
return inode->i_sb->s_blksize;

Trading some efficiency for space.

--
error compiling committee.c: too many arguments to function