diff options
author | Parav Pandit <[email protected]> | 2020-05-14 05:12:56 -0500 |
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committer | Saeed Mahameed <[email protected]> | 2020-06-11 15:38:00 -0700 |
commit | 60904cd349abc98cb888fc28d1ca55a8e2cf87b3 (patch) | |
tree | f8c1cabb75af53f51f7cb0b82a392879e1608d5e /tools/perf/scripts/python/stackcollapse.py | |
parent | 5f1572e6178e47c3ace55ced187d93240952c9cd (diff) |
net/mlx5: Disable reload while removing the device
While unregistration is in progress, user might be reloading the
interface.
This can race with unregistration in below flow which uses the
resources which are getting disabled by reload flow.
Hence, disable the devlink reloading first when removing the device.
CPU0 CPU1
---- ----
local_pci_remove() devlink_mutex
remove_one() devlink_nl_cmd_reload()
mlx5_unregister_device() devlink_reload()
ops->reload_down()
mlx5_unload_one()
Fixes: 4383cfcc65e7 ("net/mlx5: Add devlink reload")
Signed-off-by: Parav Pandit <[email protected]>
Reviewed-by: Moshe Shemesh <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions