Re: [PATCH 2/2] ocfs2: No need to zero pages past i_size. i_size v2

From: Joel Becker
Date: Tue Jul 06 2010 - 03:11:48 EST


On Mon, Jul 05, 2010 at 09:38:42AM +0800, Tao Ma wrote:
> btw, do we ever have a chance that start + wc->w_num_pages >
> end_index? I can't find it.

Of course. If you have a 1MB clustersize, w_num_pages will be
256. But if you are only writing the first page of the cluster,
end_index is only 1.

Joel

--

"If you took all of the grains of sand in the world, and lined
them up end to end in a row, you'd be working for the government!"
- Mr. Interesting

Joel Becker
Consulting Software Developer
Oracle
E-mail: joel.becker@xxxxxxxxxx
Phone: (650) 506-8127
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