Messages in this thread Patch in this message | | | From | Vladimir Oltean <> | Subject | [PATCH net-next 3/8] net: mscc: ocelot: debugging print for statistics regions | Date | Wed, 12 Apr 2023 15:47:32 +0300 |
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To make it easier to debug future issues with statistics counters not getting aggregated properly into regions, like what happened in commit 6acc72a43eac ("net: mscc: ocelot: fix stats region batching"), add some dev_dbg() prints which show the regions that were dynamically determined.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> --- drivers/net/ethernet/mscc/ocelot_stats.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/net/ethernet/mscc/ocelot_stats.c b/drivers/net/ethernet/mscc/ocelot_stats.c index d0e6cd8dbe5c..b50d9d9f8023 100644 --- a/drivers/net/ethernet/mscc/ocelot_stats.c +++ b/drivers/net/ethernet/mscc/ocelot_stats.c @@ -925,6 +925,15 @@ static int ocelot_prepare_stats_regions(struct ocelot *ocelot) } list_for_each_entry(region, &ocelot->stats_regions, node) { + enum ocelot_target target; + u32 addr; + + ocelot_reg_to_target_addr(ocelot, region->base, &target, + &addr); + + dev_dbg(ocelot->dev, + "region of %d contiguous counters starting with SYS:STAT:CNT[0x%03x]\n", + region->count, addr / 4); region->buf = devm_kcalloc(ocelot->dev, region->count, sizeof(*region->buf), GFP_KERNEL); if (!region->buf) -- 2.34.1
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