diff options
author | Maya Erez <[email protected]> | 2016-01-28 19:24:02 +0200 |
---|---|---|
committer | Kalle Valo <[email protected]> | 2016-02-02 14:05:56 +0200 |
commit | 875e94392ad2be9776c8325d3573160eb1455a2b (patch) | |
tree | 43b7a57a8847b70b2d3703dcacb74befccc6d72b /tools/perf/scripts/python/failed-syscalls-by-pid.py | |
parent | 1286558e45fd90fd0faf5d41df35f511c51f25e7 (diff) |
wil6210: prevent access to vring_tx_data lock during its init
wil_tx_vring locks the vring_tx_data lock before accessing the TX
vring to check if it is enabled and valid for use.
In case of quick disconnect / connect events for the same station,
spin_lock(&txdata->lock) can be called during the lock initialization
in the vring init function.
To prevent such a race, the TX vrings spin lock should be initialized
once during wil6210 driver initialization.
Signed-off-by: Maya Erez <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/failed-syscalls-by-pid.py')
0 files changed, 0 insertions, 0 deletions