diff options
| author | Somnath Kotur <[email protected]> | 2017-11-06 08:07:29 -0800 |
|---|---|---|
| committer | Doug Ledford <[email protected]> | 2017-11-13 15:53:57 -0500 |
| commit | 9b40183c08e48f1d26d06d39f29808c9c6037561 (patch) | |
| tree | 377a0f40b396d2b98a65ae0c2c7979527576b1bd /tools/perf/scripts/python/call-graph-from-sql.py | |
| parent | 685894dd9bd03b92803fbc72565789713f067d4c (diff) | |
RDMA/bnxt_re: Add memory barriers when processing CQ/EQ entries
The code determines if the next ring entry is valid before proceeding
further to read the rest of the entry. The CPU can re-order and read
the rest of the entry first, possibly reading a stale entry, if DMA
of a new entry happens right after reading it.
Signed-off-by: Somnath Kotur <[email protected]>
Signed-off-by: Selvin Xavier <[email protected]>
Signed-off-by: Doug Ledford <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-sql.py')
0 files changed, 0 insertions, 0 deletions