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From: Rik van Riel on 24 Feb 2010 22:20 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<shaohua.li(a)intel.com> > CC: Clemens Ladisch<clemens(a)ladisch.de> > Acked-by: Jens Axboe<jens.axboe(a)oracle.com> > Tested-by: Vivek Goyal<vgoyal(a)redhat.com> > Tested-by: Linus Torvalds<torvalds(a)linux-foundation.org> > Signed-off-by: Wu Fengguang<fengguang.wu(a)intel.com> Acked-by: Rik van Riel <riel(a)redhat.com> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |