Re: [PATCH] virtio: drop a useless config read

From: Cornelia Huck
Date: Tue Mar 31 2015 - 09:02:18 EST


On Tue, 31 Mar 2015 13:55:42 +0200
"Michael S. Tsirkin" <mst@xxxxxxxxxx> wrote:

> commit d71de9ec6ba806104439d3a669befda84757b5af
> "virtio: core support for config generation"
> fixed reading up 64 bit values, adding generation
> checks for such reads.
>
> By mistake, it left an explicit get call in place
> as well. the result is that the value is read twice,
> the first result is discarded.
>
> Not a big deal since this only happens with virtio
> blk and only on boot ATM, so performance isn't
> affected, but let's clean it up.
>
> Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
> ---
> include/linux/virtio_config.h | 1 -
> 1 file changed, 1 deletion(-)

Reviewed-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/