diff options
| author | Jakub Kicinski <[email protected]> | 2018-10-02 10:10:14 -0700 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2018-10-02 11:47:58 -0700 |
| commit | ff58e2df62ce29d0552278c290ae494b30fe0c6f (patch) | |
| tree | 49c6b849d1cab1bd98f5e03b95707b9b210f53ff /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | fe3a83af6a50199bf250fa331e94216912f79395 (diff) | |
nfp: avoid soft lockups under control message storm
When FW floods the driver with control messages try to exit the cmsg
processing loop every now and then to avoid soft lockups. Cmsg
processing is generally very lightweight so 512 seems like a reasonable
budget, which should not be exceeded under normal conditions.
Fixes: 77ece8d5f196 ("nfp: add control vNIC datapath")
Signed-off-by: Jakub Kicinski <[email protected]>
Reviewed-by: Simon Horman <[email protected]>
Tested-by: Pieter Jansen van Vuuren <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions