[dts] [PATCH v3 05/27] framework project_dpdk: asserting loading vfio-pci by using DPDK binding script
Angela Czubak
aczubak at caviumnetworks.com
Wed Apr 19 14:21:58 CEST 2017
If one uses kernel with builtin modules lsmod does not print modules
even though they may be used. Thus, it is better to check if vfio-pci
can be bound by checking status with DPDK binding script (it appears in
unused drivers).
Signed-off-by: Angela Czubak <aczubak at caviumnetworks.com>
---
framework/project_dpdk.py | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/framework/project_dpdk.py b/framework/project_dpdk.py
index b9a6d4a..0cf8192 100644
--- a/framework/project_dpdk.py
+++ b/framework/project_dpdk.py
@@ -102,8 +102,17 @@ class DPDKdut(Dut):
self.send_expect("rmmod vfio", "#", 70)
self.send_expect("modprobe vfio", "#", 70)
self.send_expect("modprobe vfio-pci", "#", 70)
- out = self.send_expect("lsmod | grep vfio_iommu_type1", "#")
- assert ("vfio_iommu_type1" in out), "Failed to setup vfio-pci"
+ # check with dpdk binding script instead of lsmod - kernel may have builtin modules
+ op = self.send_command("ls")
+ if "usertools" in op:
+ out = self.send_expect('usertools/dpdk-devbind.py --status', '# ')
+ else:
+ op = self.send_command("ls tools")
+ if "dpdk_nic_bind.py" in op:
+ out = self.send_expect('tools/dpdk_nic_bind.py --status', '# ')
+ else:
+ out = self.send_expect('tools/dpdk-devbind.py --status', '# ')
+ assert ("vfio-pci" in out), "Failed to setup vfio-pci"
else:
self.send_expect("modprobe uio", "#", 70)
out = self.send_expect("lsmod | grep igb_uio", "#")
--
2.7.4
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