rasdaemon/ae1647624486fca0070b297d0e2fd4e53443c10b.patch
2025-02-12 15:39:40 -05:00

117 lines
4.0 KiB
Diff

commit 81b362f0412eb9769098c2f4317b84b9bd82cce9
Author: Shiju Jose <shiju.jose@huawei.com>
Date: Mon Feb 12 10:35:25 2024 +0000
rasdaemon: ras-mc-ctl: Add support for CXL AER correctable trace events
Add support for CXL AER correctable events to the ras-mc-ctl tool.
Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
(cherry picked from commit ae1647624486fca0070b297d0e2fd4e53443c10b)
diff --git a/util/ras-mc-ctl.in b/util/ras-mc-ctl.in
index c0a2ec6..9519279 100755
--- a/util/ras-mc-ctl.in
+++ b/util/ras-mc-ctl.in
@@ -1230,6 +1230,46 @@ sub get_cxl_ue_error_status_text
return join (", ", @out);
}
+use constant {
+ CXL_AER_CE_CACHE_DATA_ECC => 0x0001,
+ CXL_AER_CE_MEM_DATA_ECC => 0x0002,
+ CXL_AER_CE_CRC_THRESH => 0x0004,
+ CXL_AER_CE_RETRY_THRESH => 0x0008,
+ CXL_AER_CE_CACHE_POISON => 0x0010,
+ CXL_AER_CE_MEM_POISON => 0x0020,
+ CXL_AER_CE_PHYS_LAYER_ERR => 0x0040,
+};
+
+sub get_cxl_ce_error_status_text
+{
+ my $error_status = $_[0];
+ my @out;
+
+ if ($error_status & CXL_AER_CE_CACHE_DATA_ECC) {
+ push @out, (sprintf "\'Cache Data ECC Error\' ");
+ }
+ if ($error_status & CXL_AER_CE_MEM_DATA_ECC) {
+ push @out, (sprintf "\'Memory Data ECC Error\' ");
+ }
+ if ($error_status & CXL_AER_CE_CRC_THRESH) {
+ push @out, (sprintf "\'CRC Threshold Hit\' ");
+ }
+ if ($error_status & CXL_AER_CE_RETRY_THRESH) {
+ push @out, (sprintf "\'Retry Threshold\' ");
+ }
+ if ($error_status & CXL_AER_CE_CACHE_POISON) {
+ push @out, (sprintf "\'Received Cache Poison From Peer\' ");
+ }
+ if ($error_status & CXL_AER_CE_MEM_POISON) {
+ push @out, (sprintf "\'Received Memory Poison From Peer\' ");
+ }
+ if ($error_status & CXL_AER_CE_PHYS_LAYER_ERR) {
+ push @out, (sprintf "\'Received Error From Physical Layer\' ");
+ }
+
+ return join (", ", @out);
+}
+
sub summary
{
require DBI;
@@ -1310,6 +1350,22 @@ sub summary
print "No CXL AER uncorrectable errors.\n\n";
}
$query_handle->finish;
+
+ # CXL AER correctable errors
+ $query = "select memdev, count(*) from cxl_aer_ce_event$conf{opt}{since} group by memdev";
+ $query_handle = $dbh->prepare($query);
+ $query_handle->execute();
+ $query_handle->bind_columns(\($memdev, $count));
+ $out = "";
+ while($query_handle->fetch()) {
+ $out .= "\t$memdev errors: $count\n";
+ }
+ if ($out ne "") {
+ print "CXL AER correctable events summary:\n$out\n";
+ } else {
+ print "No CXL AER correctable errors.\n\n";
+ }
+ $query_handle->finish;
}
# extlog errors
@@ -1519,6 +1575,29 @@ sub errors
print "No CXL AER uncorrectable errors.\n\n";
}
$query_handle->finish;
+
+ # CXL AER correctable errors
+ $query = "select id, timestamp, memdev, host, serial, error_status from cxl_aer_ce_event$conf{opt}{since} order by id";
+ $query_handle = $dbh->prepare($query);
+ $query_handle->execute();
+ $query_handle->bind_columns(\($id, $timestamp, $memdev, $host, $serial, $error_status));
+ $out = "";
+ while($query_handle->fetch()) {
+ $out .= "$id $timestamp error: ";
+ $out .= "memdev=$memdev, " if (defined $memdev && length $memdev);
+ $out .= "host=$host, " if (defined $host && length $host);
+ $out .= sprintf "serial=0x%llx, ", $serial if (defined $serial && length $serial);
+ if (defined $error_status && length $error_status) {
+ $out .= sprintf "error_status: %s, ", get_cxl_ce_error_status_text($error_status);
+ }
+ $out .= "\n";
+ }
+ if ($out ne "") {
+ print "CXL AER correctable events:\n$out\n";
+ } else {
+ print "No CXL AER correctable errors.\n\n";
+ }
+ $query_handle->finish;
}
# Extlog errors