On Wed, Nov 28, 2007 at 05:11:08PM -0800, Christoph Lameter wrote:
quoted text
> @@ -1677,6 +1676,7 @@ static int ext4_journalled_writepage(str
>  	handle_t *handle = NULL;
>  	int ret = 0;
>  	int err;
> +	int pagesize = page_cache_size(inode->i_mapping);
>  
>  	if (ext4_journal_current_handle())
>  		goto no_write;
> @@ -1693,17 +1693,17 @@ static int ext4_journalled_writepage(str
>  		 * doesn't seem much point in redirtying the page here.
>  		 */
>  		ClearPageChecked(page);
> -		ret = block_prepare_write(page, 0, PAGE_CACHE_SIZE,
> +		ret = block_prepare_write(page, 0, page_cache_size(mapping),
>  					ext4_get_block);
>  		if (ret != 0) {
>  			ext4_journal_stop(handle);
>  			goto out_unlock;
>  		}
>  		ret = walk_page_buffers(handle, page_buffers(page), 0,
> -			PAGE_CACHE_SIZE, NULL, do_journal_get_write_access);
> +			page_cache_size(mapping), NULL, do_journal_get_write_access);
>  
>  		err = walk_page_buffers(handle, page_buffers(page), 0,
> -				PAGE_CACHE_SIZE, NULL, write_end_fn);
> +			page_cache_size(mapping), NULL, write_end_fn);

These three should use the pagesize variable.

Cheers,

Dave.
-- 
Dave Chinner
Principal Engineer
SGI Australian Software Group
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