On 1/23/26 17:50, Bruce Richardson wrote:
On Fri, Jan 23, 2026 at 05:27:07PM +0100, Thierry Herbelot wrote:
After an upstream patch (see Fixes), net_ixgbe_vf is no longer
declared in testpmd PMD info, when compiling under Redhat-9:

$ meson setup build && ninja -C build
$ ./usertools/dpdk-pmdinfo.py build/app/dpdk-testpmd|grep ixgbe
     "name": "net_ixgbe",

Name 'net_ixgbe_vf' should also be reported.

One workaround is to move 'intel/ixgbe' as last in the list of Intel
drivers. This restores net_ixgbe_vf under Redhat-9:

$ meson setup build && ninja -C build
$ ./usertools/dpdk-pmdinfo.py build/app/dpdk-testpmd|grep ixgbe
     "name": "net_ixgbe_vf",
     "name": "net_ixgbe",

Fixes: 04f1b16c54f3 ("drivers: merge common and net idpf drivers")
Signed-off-by: Thierry Herbelot <[email protected]>
---
V2: use shorter lines in commit log.
---
  drivers/net/meson.build | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/meson.build b/drivers/net/meson.build
index c7dae4ad273c..8d96244cdbb0 100644
--- a/drivers/net/meson.build
+++ b/drivers/net/meson.build
@@ -32,8 +32,8 @@ drivers = [
          'intel/ice',
          'intel/idpf',
          'intel/ipn3ke',
-        'intel/ixgbe',
          'intel/cpfl',  # depends on idpf, so must come after it
+        'intel/ixgbe',
          'ionic',
          'mana',
          'memif',

This is a strange one - did you do any investgation into why or how this
fixes things? You describe it as a workaround so any hints towards a proper
root cause and fix are welcome :-)

Hello Bruce,

This is indeed a bit puzzling: it seems that the expected ELF section is present, a 'strings' dump shows no difference between a 'full' testpmd and one missing ixgbe_vf. Still pmdinfo is missing one PMD.

The issue was not seen when using Ubuntu-24.04.

        Best regards

        Thierry

--
Thierry Herbelot
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