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| author | Harshitha Ramamurthy <[email protected]> | 2016-12-12 15:44:16 -0800 |
|---|---|---|
| committer | Jeff Kirsher <[email protected]> | 2017-02-18 20:35:36 -0800 |
| commit | ae13670824d5adadc95a881ebfaa6fa8735218f0 (patch) | |
| tree | 1d3beaa33cd2e2bcaf4b710e01513e606cd72a3b /tools/perf/scripts/python/call-graph-from-sql.py | |
| parent | 5cb259016b4258d7ac53588a01d17da1ceda84b7 (diff) | |
i40e: Error handling for link event
There exists an intermittent bug which causes the 'Link Detected'
field reported by the 'ethtool <iface>' command to be 'Yes' when
in fact, there is no link. This patch fixes the problem by
enabling temporary link polling when i40e_get_link_status returns
an error. This causes the driver to remember that an admin queue
command failed and polls, until the function returns with a success.
Change-Id: I64c69b008db4017b8729f3fc27b8f65c8fe2eaa0
Signed-off-by: Harshitha Ramamurthy <[email protected]>
Tested-by: Andrew Bowers <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-sql.py')
0 files changed, 0 insertions, 0 deletions