[dpdk-dev] [PATCH] build: fix building when essential drivers in disable list

[Nicolau, Radu]

On 8/18/2021 2:42 PM, Bruce Richardson wrote:
> The PCI and vdev bus drivers cannot be disabled for DPDK builds and
> special logic is put in place to not skip them when they are specified
> in the disable list. This logic is broken though, as the inclusion of
> the driver-specific meson.build file is only included in the "else" leg
> of the condition check. This means that when they are specified as
> disabled the PCI and vdev buses are not disabled, but neither are their
> source files compiled.
>
> Fix this by moving the "subdir()" call into the next "if build" block,
> ensuring that if not disabled the sources are always included. To take
> account of the fact that the subdir call could itself disable the
> driver, we add a break call into the following loop to ensure we quickly
> fall through to the following block which stops processing appropriately
> if the driver is disabled.
>
> Fixes: 2e33309ebe03 ("config: enable/disable drivers in Arm builds")
> Cc: juraj.linkes at pantheon.tech
>
> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
> ---
Tested-by: Radu Nicolau <radu.nicolau at intel.com>
Acked-by: Radu Nicolau <radu.nicolau at intel.com>