Messages in this thread | | | Date | Tue, 6 Jul 2010 00:10:31 -0700 | From | Joel Becker <> | Subject | Re: [PATCH 2/2] ocfs2: No need to zero pages past i_size. i_size v2 |
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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@oracle.com Phone: (650) 506-8127
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