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base/SOURCES/0069-rasdaemon-add-support-...

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From 5662e5376adcc45da43d7818c8ac1882883c18ac Mon Sep 17 00:00:00 2001
From: Tyler Baicar <tbaicar@codeaurora.org>
Date: Tue, 12 Sep 2017 14:58:25 -0600
Subject: [PATCH 1/2] rasdaemon: add support for ARM events
Add support to handle the ARM kernel trace events
which cover RAS ARM processor errors.
[V4]: fix arm_event_tab usage
Change-Id: Ife99c97042498d5fad4d9b8e873ecfba6a47947d
Signed-off-by: Tyler Baicar <tbaicar@codeaurora.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---
Makefile.am | 3 ++
configure.ac | 9 ++++++
ras-arm-handler.c | 90 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
ras-arm-handler.h | 24 +++++++++++++++
ras-events.c | 15 ++++++++++
ras-record.c | 59 ++++++++++++++++++++++++++++++++++++
ras-record.h | 16 ++++++++++
ras-report.c | 75 ++++++++++++++++++++++++++++++++++++++++++++++
ras-report.h | 5 +++-
9 files changed, 295 insertions(+), 1 deletion(-)
create mode 100644 ras-arm-handler.c
create mode 100644 ras-arm-handler.h
diff --git a/Makefile.am b/Makefile.am
index 2500772..4aa5543 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -27,6 +27,9 @@ endif
if WITH_NON_STANDARD
rasdaemon_SOURCES += ras-non-standard-handler.c
endif
+if WITH_ARM
+ rasdaemon_SOURCES += ras-arm-handler.c
+endif
if WITH_MCE
rasdaemon_SOURCES += ras-mce-handler.c mce-intel.c mce-amd-k8.c \
mce-intel-p4-p6.c mce-intel-nehalem.c \
diff --git a/configure.ac b/configure.ac
index ecd4b2f..14fc2f2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -53,6 +53,15 @@ AS_IF([test "x$enable_non_standard" = "xyes"], [
])
AM_CONDITIONAL([WITH_NON_STANDARD], [test x$enable_non_standard = xyes])
+AC_ARG_ENABLE([arm],
+ AS_HELP_STRING([--enable-arm], [enable ARM events (currently experimental)]))
+
+AS_IF([test "x$enable_arm" = "xyes"], [
+ AC_DEFINE(HAVE_ARM,1,"have ARM events collect")
+ AC_SUBST([WITH_ARM])
+])
+AM_CONDITIONAL([WITH_ARM], [test x$enable_arm = xyes])
+
AC_ARG_ENABLE([mce],
AS_HELP_STRING([--enable-mce], [enable MCE events (currently experimental)]))
diff --git a/ras-arm-handler.c b/ras-arm-handler.c
new file mode 100644
index 0000000..a76470d
--- /dev/null
+++ b/ras-arm-handler.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2016, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include "libtrace/kbuffer.h"
+#include "ras-arm-handler.h"
+#include "ras-record.h"
+#include "ras-logger.h"
+#include "ras-report.h"
+
+int ras_arm_event_handler(struct trace_seq *s,
+ struct pevent_record *record,
+ struct event_format *event, void *context)
+{
+ unsigned long long val;
+ struct ras_events *ras = context;
+ time_t now;
+ struct tm *tm;
+ struct ras_arm_event ev;
+
+ /*
+ * Newer kernels (3.10-rc1 or upper) provide an uptime clock.
+ * On previous kernels, the way to properly generate an event would
+ * be to inject a fake one, measure its timestamp and diff it against
+ * gettimeofday. We won't do it here. Instead, let's use uptime,
+ * falling-back to the event report's time, if "uptime" clock is
+ * not available (legacy kernels).
+ */
+
+ if (ras->use_uptime)
+ now = record->ts/user_hz + ras->uptime_diff;
+ else
+ now = time(NULL);
+
+ tm = localtime(&now);
+ if (tm)
+ strftime(ev.timestamp, sizeof(ev.timestamp),
+ "%Y-%m-%d %H:%M:%S %z", tm);
+ trace_seq_printf(s, "%s\n", ev.timestamp);
+
+ if (pevent_get_field_val(s, event, "affinity", record, &val, 1) < 0)
+ return -1;
+ ev.affinity = val;
+ trace_seq_printf(s, " affinity: %d", ev.affinity);
+
+ if (pevent_get_field_val(s, event, "mpidr", record, &val, 1) < 0)
+ return -1;
+ ev.mpidr = val;
+ trace_seq_printf(s, "\n MPIDR: 0x%llx", (unsigned long long)ev.mpidr);
+
+ if (pevent_get_field_val(s, event, "midr", record, &val, 1) < 0)
+ return -1;
+ ev.midr = val;
+ trace_seq_printf(s, "\n MIDR: 0x%llx", (unsigned long long)ev.midr);
+
+ if (pevent_get_field_val(s, event, "running_state", record, &val, 1) < 0)
+ return -1;
+ ev.running_state = val;
+ trace_seq_printf(s, "\n running_state: %d", ev.running_state);
+
+ if (pevent_get_field_val(s, event, "psci_state", record, &val, 1) < 0)
+ return -1;
+ ev.psci_state = val;
+ trace_seq_printf(s, "\n psci_state: %d", ev.psci_state);
+
+ /* Insert data into the SGBD */
+#ifdef HAVE_SQLITE3
+ ras_store_arm_record(ras, &ev);
+#endif
+
+#ifdef HAVE_ABRT_REPORT
+ /* Report event to ABRT */
+ ras_report_arm_event(ras, &ev);
+#endif
+
+ return 0;
+}
diff --git a/ras-arm-handler.h b/ras-arm-handler.h
new file mode 100644
index 0000000..eae10ec
--- /dev/null
+++ b/ras-arm-handler.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2016, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __RAS_ARM_HANDLER_H
+#define __RAS_ARM_HANDLER_H
+
+#include "ras-events.h"
+#include "libtrace/event-parse.h"
+
+int ras_arm_event_handler(struct trace_seq *s,
+ struct pevent_record *record,
+ struct event_format *event, void *context);
+
+#endif
diff --git a/ras-events.c b/ras-events.c
index 96aa6f1..812d712 100644
--- a/ras-events.c
+++ b/ras-events.c
@@ -30,6 +30,7 @@
#include "ras-mc-handler.h"
#include "ras-aer-handler.h"
#include "ras-non-standard-handler.h"
+#include "ras-arm-handler.h"
#include "ras-mce-handler.h"
#include "ras-extlog-handler.h"
#include "ras-record.h"
@@ -213,6 +214,10 @@ int toggle_ras_mc_event(int enable)
rc |= __toggle_ras_mc_event(ras, "ras", "non_standard_event", enable);
#endif
+#ifdef HAVE_ARM
+ rc |= __toggle_ras_mc_event(ras, "ras", "arm_event", enable);
+#endif
+
free_ras:
free(ras);
return rc;
@@ -691,6 +696,16 @@ int handle_ras_events(int record_events)
"ras", "non_standard_event");
#endif
+#ifdef HAVE_ARM
+ rc = add_event_handler(ras, pevent, page_size, "ras", "arm_event",
+ ras_arm_event_handler);
+ if (!rc)
+ num_events++;
+ else
+ log(ALL, LOG_ERR, "Can't get traces from %s:%s\n",
+ "ras", "arm_event");
+#endif
+
cpus = get_num_cpus(ras);
#ifdef HAVE_MCE
diff --git a/ras-record.c b/ras-record.c
index 357ab61..c3644cb 100644
--- a/ras-record.c
+++ b/ras-record.c
@@ -209,6 +209,58 @@ int ras_store_non_standard_record(struct ras_events *ras, struct ras_non_standar
}
#endif
+/*
+ * Table and functions to handle ras:arm
+ */
+
+#ifdef HAVE_ARM
+static const struct db_fields arm_event_fields[] = {
+ { .name="id", .type="INTEGER PRIMARY KEY" },
+ { .name="timestamp", .type="TEXT" },
+ { .name="error_count", .type="INTEGER" },
+ { .name="affinity", .type="INTEGER" },
+ { .name="mpidr", .type="INTEGER" },
+ { .name="running_state", .type="INTEGER" },
+ { .name="psci_state", .type="INTEGER" },
+};
+
+static const struct db_table_descriptor arm_event_tab = {
+ .name = "arm_event",
+ .fields = arm_event_fields,
+ .num_fields = ARRAY_SIZE(arm_event_fields),
+};
+
+int ras_store_arm_record(struct ras_events *ras, struct ras_arm_event *ev)
+{
+ int rc;
+ struct sqlite3_priv *priv = ras->db_priv;
+
+ if (!priv || !priv->stmt_arm_record)
+ return 0;
+ log(TERM, LOG_INFO, "arm_event store: %p\n", priv->stmt_arm_record);
+
+ sqlite3_bind_text (priv->stmt_arm_record, 1, ev->timestamp, -1, NULL);
+ sqlite3_bind_int (priv->stmt_arm_record, 2, ev->error_count);
+ sqlite3_bind_int (priv->stmt_arm_record, 3, ev->affinity);
+ sqlite3_bind_int (priv->stmt_arm_record, 4, ev->mpidr);
+ sqlite3_bind_int (priv->stmt_arm_record, 5, ev->running_state);
+ sqlite3_bind_int (priv->stmt_arm_record, 6, ev->psci_state);
+
+ rc = sqlite3_step(priv->stmt_arm_record);
+ if (rc != SQLITE_OK && rc != SQLITE_DONE)
+ log(TERM, LOG_ERR,
+ "Failed to do arm_event step on sqlite: error = %d\n", rc);
+ rc = sqlite3_reset(priv->stmt_arm_record);
+ if (rc != SQLITE_OK && rc != SQLITE_DONE)
+ log(TERM, LOG_ERR,
+ "Failed reset arm_event on sqlite: error = %d\n",
+ rc);
+ log(TERM, LOG_INFO, "register inserted at db\n");
+
+ return rc;
+}
+#endif
+
#ifdef HAVE_EXTLOG
static const struct db_fields extlog_event_fields[] = {
{ .name="id", .type="INTEGER PRIMARY KEY" },
@@ -509,6 +561,13 @@ int ras_mc_event_opendb(unsigned cpu, struct ras_events *ras)
&non_standard_event_tab);
#endif
+#ifdef HAVE_ARM
+ rc = ras_mc_create_table(priv, &arm_event_tab);
+ if (rc == SQLITE_OK)
+ rc = ras_mc_prepare_stmt(priv, &priv->stmt_arm_record,
+ &arm_event_tab);
+#endif
+
ras->db_priv = priv;
return 0;
}
diff --git a/ras-record.h b/ras-record.h
index 473ae40..12c2218 100644
--- a/ras-record.h
+++ b/ras-record.h
@@ -65,10 +65,21 @@ struct ras_non_standard_event {
uint32_t length;
};
+struct ras_arm_event {
+ char timestamp[64];
+ int32_t error_count;
+ int8_t affinity;
+ int64_t mpidr;
+ int64_t midr;
+ int32_t running_state;
+ int32_t psci_state;
+};
+
struct ras_mc_event;
struct ras_aer_event;
struct ras_extlog_event;
struct ras_non_standard_event;
+struct ras_arm_event;
struct mce_event;
#ifdef HAVE_SQLITE3
@@ -90,6 +101,9 @@ struct sqlite3_priv {
#ifdef HAVE_NON_STANDARD
sqlite3_stmt *stmt_non_standard_record;
#endif
+#ifdef HAVE_ARM
+ sqlite3_stmt *stmt_arm_record;
+#endif
};
int ras_mc_event_opendb(unsigned cpu, struct ras_events *ras);
@@ -98,6 +112,7 @@ int ras_store_aer_event(struct ras_events *ras, struct ras_aer_event *ev);
int ras_store_mce_record(struct ras_events *ras, struct mce_event *ev);
int ras_store_extlog_mem_record(struct ras_events *ras, struct ras_extlog_event *ev);
int ras_store_non_standard_record(struct ras_events *ras, struct ras_non_standard_event *ev);
+int ras_store_arm_record(struct ras_events *ras, struct ras_arm_event *ev);
#else
static inline int ras_mc_event_opendb(unsigned cpu, struct ras_events *ras) { return 0; };
@@ -106,6 +121,7 @@ static inline int ras_store_aer_event(struct ras_events *ras, struct ras_aer_eve
static inline int ras_store_mce_record(struct ras_events *ras, struct mce_event *ev) { return 0; };
static inline int ras_store_extlog_mem_record(struct ras_events *ras, struct ras_extlog_event *ev) { return 0; };
static inline int ras_store_non_standard_record(struct ras_events *ras, struct ras_non_standard_event *ev) { return 0; };
+static inline int ras_store_arm_record(struct ras_events *ras, struct ras_arm_event *ev) { return 0; };
#endif
diff --git a/ras-report.c b/ras-report.c
index 1eb9f79..d4beee0 100644
--- a/ras-report.c
+++ b/ras-report.c
@@ -228,6 +228,33 @@ static int set_non_standard_event_backtrace(char *buf, struct ras_non_standard_e
return 0;
}
+static int set_arm_event_backtrace(char *buf, struct ras_arm_event *ev){
+ char bt_buf[MAX_BACKTRACE_SIZE];
+
+ if(!buf || !ev)
+ return -1;
+
+ sprintf(bt_buf, "BACKTRACE=" \
+ "timestamp=%s\n" \
+ "error_count=%d\n" \
+ "affinity=%d\n" \
+ "mpidr=0x%lx\n" \
+ "midr=0x%lx\n" \
+ "running_state=%d\n" \
+ "psci_state=%d\n", \
+ ev->timestamp, \
+ ev->error_count, \
+ ev->affinity, \
+ ev->mpidr, \
+ ev->midr, \
+ ev->running_state, \
+ ev->psci_state);
+
+ strcat(buf, bt_buf);
+
+ return 0;
+}
+
static int commit_report_backtrace(int sockfd, int type, void *ev){
char buf[MAX_BACKTRACE_SIZE];
char *pbuf = buf;
@@ -253,6 +280,9 @@ static int commit_report_backtrace(int sockfd, int type, void *ev){
case NON_STANDARD_EVENT:
rc = set_non_standard_event_backtrace(buf, (struct ras_non_standard_event *)ev);
break;
+ case ARM_EVENT:
+ rc = set_arm_event_backtrace(buf, (struct ras_arm_event *)ev);
+ break;
default:
return -1;
}
@@ -425,6 +455,51 @@ non_standard_fail:
return rc;
}
+int ras_report_arm_event(struct ras_events *ras, struct ras_arm_event *ev){
+ char buf[MAX_MESSAGE_SIZE];
+ int sockfd = 0;
+ int rc = -1;
+
+ memset(buf, 0, sizeof(buf));
+
+ sockfd = setup_report_socket();
+ if(sockfd < 0){
+ return rc;
+ }
+
+ rc = commit_report_basic(sockfd);
+ if(rc < 0){
+ goto arm_fail;
+ }
+
+ rc = commit_report_backtrace(sockfd, ARM_EVENT, ev);
+ if(rc < 0){
+ goto arm_fail;
+ }
+
+ sprintf(buf, "ANALYZER=%s", "rasdaemon-arm");
+ rc = write(sockfd, buf, strlen(buf) + 1);
+ if(rc < strlen(buf) + 1){
+ goto arm_fail;
+ }
+
+ sprintf(buf, "REASON=%s", "ARM CPU report problem");
+ rc = write(sockfd, buf, strlen(buf) + 1);
+ if(rc < strlen(buf) + 1){
+ goto arm_fail;
+ }
+
+ rc = 0;
+
+arm_fail:
+
+ if(sockfd > 0){
+ close(sockfd);
+ }
+
+ return rc;
+}
+
int ras_report_mce_event(struct ras_events *ras, struct mce_event *ev){
char buf[MAX_MESSAGE_SIZE];
int sockfd = 0;
diff --git a/ras-report.h b/ras-report.h
index c2fcf42..6c466f5 100644
--- a/ras-report.h
+++ b/ras-report.h
@@ -33,7 +33,8 @@ enum {
MC_EVENT,
MCE_EVENT,
AER_EVENT,
- NON_STANDARD_EVENT
+ NON_STANDARD_EVENT,
+ ARM_EVENT
};
#ifdef HAVE_ABRT_REPORT
@@ -42,6 +43,7 @@ int ras_report_mc_event(struct ras_events *ras, struct ras_mc_event *ev);
int ras_report_aer_event(struct ras_events *ras, struct ras_aer_event *ev);
int ras_report_mce_event(struct ras_events *ras, struct mce_event *ev);
int ras_report_non_standard_event(struct ras_events *ras, struct ras_non_standard_event *ev);
+int ras_report_arm_event(struct ras_events *ras, struct ras_arm_event *ev);
#else
@@ -49,6 +51,7 @@ static inline int ras_report_mc_event(struct ras_events *ras, struct ras_mc_even
static inline int ras_report_aer_event(struct ras_events *ras, struct ras_aer_event *ev) { return 0; };
static inline int ras_report_mce_event(struct ras_events *ras, struct mce_event *ev) { return 0; };
static inline int ras_report_non_standard_event(struct ras_events *ras, struct ras_non_standard_event *ev) { return 0; };
+static inline int ras_report_arm_event(struct ras_events *ras, struct ras_arm_event *ev) { return 0; };
#endif
--
1.8.3.1