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tsbin/mlnx-sf: Wait for SF config driver to load #94

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tsbin/mlnx-sf: Wait for SF config driver to load #94

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11 changes: 11 additions & 0 deletions tsbin/mlnx-sf
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,8 @@ DEVLINK = 'devlink'
SUPPORTED_ACTIONS=["create", "show", "delete"]
RDMA_DEV_TIMEOUT = 120
DEVLINK_DEV_TIMEOUT = 20
SF_CFG_DRIVER_TIMEOUT = 20

verbose = False

if os.path.exists("/usr/bin/mlxconfig"):
Expand Down Expand Up @@ -211,6 +213,15 @@ class SF:
break
time.sleep(0.001)

# Wait for sf_cfg link to be created
start = time.process_time()
while True:
if time.process_time() - start > SF_CFG_DRIVER_TIMEOUT:
break
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Do you want to issue some error here and maybe exit?

if os.path.basename(os.readlink("/sys/bus/auxiliary/devices/{}/driver".format(self.aux_dev))) == "mlx5_core.sf_cfg":
break
time.sleep(0.001)

# Unbind the SF from the default config driver and bind the actual SF driver
if os.path.basename(os.readlink("/sys/bus/auxiliary/devices/{}/driver".format(self.aux_dev))) == "mlx5_core.sf_cfg":
try:
Expand Down