[dpdk-dev] [PATCH v5] mbuf: add a function to linearize a packet
thomas.monjalon at 6wind.com
Sun Jan 15 19:32:01 CET 2017
2017-01-13 16:32, Olivier Matz:
> On Thu, 12 Jan 2017 10:40:44 +0100, Tomasz Kulasek
> <tomaszx.kulasek at intel.com> wrote:
> > This patch adds function rte_pktmbuf_linearize to let crypto PMD
> > coalesce chained mbuf before crypto operation and extend their
> > capabilities to support segmented mbufs when device cannot handle
> > them natively.
> > Included unit tests for rte_pktmbuf_linearize functionality:
> > 1) Creates banch of segmented mbufs with different size and number of
> > segments.
> > 2) Fills noncontigouos mbuf with sequential values.
> > 3) Uses rte_pktmbuf_linearize to coalesce segmented buffer into one
> > contiguous.
> > 4) Verifies data in linearized buffer.
> > Dependencies:
> > This patch is rebased to the dpdk-next-crypto and should be applied
> > before "Chained Mbufs support in SW PMDs" patchset.
> > changes in v5:
> > - name of patch changed,
> > - improved coding style,
> > changes in v4:
> > - separated from "Chained Mbufs support in SW PMDs" patch set for
> > better reviewing,
> > - merged "rte_pktmbuf_linearize" implementation with unit tests,
> > changes in v3:
> > - rebased to dpdk-next-crypto
> > changes in v2:
> > - rte_pktmbuf_coalesce replaced with rte_pktmbuf_linearize
> > Cc: Pablo de Lara <pablo.de.lara.guarch at intel.com>
> > Cc: Olivier Matz <olivier.matz at 6wind.com>
> > Signed-off-by: Tomasz Kulasek <tomaszx.kulasek at intel.com>
> Acked-by: Olivier Matz <olivier.matz at 6wind.com>
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