The sw PMD implements xstats reset by having the xstat get operations
return a value to the statistic's value at the last reset. The value at the
last reset is maintained in the per-xstat reset_value field, but the PMD
was setting reset_value = current - reset_value instead of reset_value =
current.
Fixes: c1ad03df7ad5 ("event/sw: support xstats")
Cc: [email protected]
Signed-off-by: Gage Eads <[email protected]>
---
drivers/event/sw/sw_evdev_xstats.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/event/sw/sw_evdev_xstats.c
b/drivers/event/sw/sw_evdev_xstats.c
index 7a6caa64d..90664903b 100644
--- a/drivers/event/sw/sw_evdev_xstats.c
+++ b/drivers/event/sw/sw_evdev_xstats.c
@@ -491,7 +491,7 @@ sw_xstats_update(struct sw_evdev *sw, enum
rte_event_dev_xstats_mode mode,
values[xidx] = val;
if (xs->reset_allowed && reset)
- xs->reset_value = val;
+ xs->reset_value += val;
xidx++;
}
@@ -544,8 +544,7 @@ sw_xstats_reset_range(struct sw_evdev *sw, uint32_t start,
uint32_t num)
if (!xs->reset_allowed)
continue;
- uint64_t val = xs->fn(sw, xs->obj_idx, xs->stat, xs->extra_arg)
- - xs->reset_value;
+ uint64_t val = xs->fn(sw, xs->obj_idx, xs->stat, xs->extra_arg);
xs->reset_value = val;
}
}
--
2.13.6
