From: Rik van Riel on
On 02/23/2010 10:10 PM, Wu Fengguang wrote:
> Linus reports a _really_ small& slow (505kB, 15kB/s) USB device,
> on which blkid runs unpleasantly slow. He manages to optimize the blkid
> reads down to 1kB+16kB, but still kernel read-ahead turns it into 48kB.

> CC: Li Shaohua<>
> CC: Clemens Ladisch<clemens(a)>
> Acked-by: Jens Axboe<jens.axboe(a)>
> Tested-by: Vivek Goyal<vgoyal(a)>
> Tested-by: Linus Torvalds<torvalds(a)>
> Signed-off-by: Wu Fengguang<fengguang.wu(a)>

Acked-by: Rik van Riel <riel(a)>
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