[dpdk-dev] [BUG] ixgbe vector cannot compile without bulk alloc
Thomas Monjalon
thomas.monjalon at 6wind.com
Mon Dec 1 18:22:28 CET 2014
2014-12-01 17:18, Bruce Richardson:
> On Mon, Dec 01, 2014 at 06:10:18PM +0100, Thomas Monjalon wrote:
> > These 2 configuration options are incompatible:
> > CONFIG_RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC=n
> > CONFIG_RTE_IXGBE_INC_VECTOR=y
> > Building this config gives this error:
> > lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c:69:24:
> > error: ‘struct igb_rx_queue’ has no member named ‘fake_mbuf’
> >
> > I'd like a confirmation that it will be always incompatible.
> > Thanks
>
> Hi Thomas,
>
> I don't think these options should always be incompatible, though as you point
> out you do need to turn on bulk alloc support in order to use the vector PMD.
> Why do you ask? There are no immediate plans to remove the dependency on our end.
I think the compilation shouldn't fail without a proper message.
In order to distinguish a real compilation error from an incompatibility,
we should add a warning in the makefile.
Ideally, the build system should handle dependencies. But waiting this ideal
time, a warning would be graceful.
--
Thomas
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