From: Antoine Tenart <antoine.ten...@free-electrons.com>
Date: Mon, 23 Oct 2017 15:24:30 +0200
> The TSO header buffers are coming from a per cpu pool and should not
> be unmapped as they are reused. The PPv2 driver was unmapping all
> descriptors buffers unconditionally. This patch fixes this by checking
> the buffers dma addresses before unmapping them, and by not unmapping
> those who are located in the TSO header pool.
>
> Fixes: 186cd4d4e414 ("net: mvpp2: software tso support")
> Signed-off-by: Antoine Tenart <antoine.ten...@free-electrons.com>
Applied.
