other_config:pmd-maxsleep is a config option to allow PMD thread cores to sleep under low or no load conditions.
Rename it to 'pmd-sleep-max' to allow a more structured name and so that additional options or command can follow the 'pmd-sleep-xyz' pattern. Signed-off-by: Kevin Traynor <ktray...@redhat.com> --- Documentation/topics/dpdk/pmd.rst | 2 +- NEWS | 1 + lib/dpif-netdev.c | 2 +- tests/pmd.at | 12 ++++++------ vswitchd/vswitch.xml | 2 +- 5 files changed, 10 insertions(+), 9 deletions(-) diff --git a/Documentation/topics/dpdk/pmd.rst b/Documentation/topics/dpdk/pmd.rst index e70986d16..b261e9254 100644 --- a/Documentation/topics/dpdk/pmd.rst +++ b/Documentation/topics/dpdk/pmd.rst @@ -335,5 +335,5 @@ This can be enabled by setting the max requested sleep time (in microseconds) for a PMD thread:: - $ ovs-vsctl set open_vswitch . other_config:pmd-maxsleep=50 + $ ovs-vsctl set open_vswitch . other_config:pmd-sleep-max=50 With a non-zero max value a PMD may request to sleep by an incrementing amount diff --git a/NEWS b/NEWS index 66d5a4ea3..f445377ad 100644 --- a/NEWS +++ b/NEWS @@ -41,4 +41,5 @@ Post-v3.1.0 interfaces that support it. See the 'status' column in the 'interface' table to check the status. + * Rename 'pmd-maxsleep' other_config to 'pmd-sleep-max'. diff --git a/lib/dpif-netdev.c b/lib/dpif-netdev.c index abe63412e..5b53717e0 100644 --- a/lib/dpif-netdev.c +++ b/lib/dpif-netdev.c @@ -4983,5 +4983,5 @@ dpif_netdev_set_config(struct dpif *dpif, const struct smap *other_config) set_pmd_auto_lb(dp, autolb_state, log_autolb); - pmd_max_sleep = smap_get_ullong(other_config, "pmd-maxsleep", 0); + pmd_max_sleep = smap_get_ullong(other_config, "pmd-sleep-max", 0); pmd_max_sleep = MIN(PMD_RCU_QUIESCE_INTERVAL, pmd_max_sleep); atomic_read_relaxed(&dp->pmd_max_sleep, &cur_pmd_max_sleep); diff --git a/tests/pmd.at b/tests/pmd.at index 48f3d432d..374ad7217 100644 --- a/tests/pmd.at +++ b/tests/pmd.at @@ -1266,5 +1266,5 @@ OVS_WAIT_UNTIL([tail ovs-vswitchd.log | grep "PMD load based sleeps are disabled dnl Check low value max sleep get_log_next_line_num -AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="1"]) +AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-sleep-max="1"]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 1 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) @@ -1272,5 +1272,5 @@ OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps dnl Check high value max sleep get_log_next_line_num -AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="10000"]) +AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-sleep-max="10000"]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 10000 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) @@ -1278,5 +1278,5 @@ OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps dnl Check setting max sleep to zero get_log_next_line_num -AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="0"]) +AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-sleep-max="0"]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 0 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are disabled."]) @@ -1284,5 +1284,5 @@ OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps dnl Check above high value max sleep get_log_next_line_num -AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="10001"]) +AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-sleep-max="10001"]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 10000 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) @@ -1290,10 +1290,10 @@ OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps dnl Check rounding get_log_next_line_num -AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="490"]) +AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-sleep-max="490"]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 490 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) dnl Check rounding get_log_next_line_num -AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-maxsleep="499"]) +AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-sleep-max="499"]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD max sleep request is 499 usecs."]) OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD load based sleeps are enabled."]) diff --git a/vswitchd/vswitch.xml b/vswitchd/vswitch.xml index 59c404bbb..fe5f89154 100644 --- a/vswitchd/vswitch.xml +++ b/vswitchd/vswitch.xml @@ -803,5 +803,5 @@ </p> </column> - <column name="other_config" key="pmd-maxsleep" + <column name="other_config" key="pmd-sleep-max" type='{"type": "integer", "minInteger": 0, "maxInteger": 10000}'> -- 2.40.1 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev