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authorTodd Poynor <toddpoynor@google.com>2013-11-22 15:44:22 -0800
committerTodd Poynor <toddpoynor@google.com>2013-12-10 14:42:27 -0800
commit2a83daa8a3e1eab292dc1464bbe78f025f4bc0e9 (patch)
tree078637d75f2a638634bc76bb4ee79a1439372329 /cmds/dumpstate/dumpstate.c
parent1b5143bfd6ae69ca37ee78e77bd1fcad78c105bd (diff)
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dumpstate: dump console-ramoops instead of last_kmsg if present
Change-Id: I41a922b33f0b6b4e8e150a92e46032501a165e33
Diffstat (limited to 'cmds/dumpstate/dumpstate.c')
-rw-r--r--cmds/dumpstate/dumpstate.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/cmds/dumpstate/dumpstate.c b/cmds/dumpstate/dumpstate.c
index 3c79ae9..220af47 100644
--- a/cmds/dumpstate/dumpstate.c
+++ b/cmds/dumpstate/dumpstate.c
@@ -43,6 +43,8 @@ static const char *dump_traces_path = NULL;
static char screenshot_path[PATH_MAX] = "";
+#define PSTORE_LAST_KMSG "/sys/fs/pstore/console-ramoops"
+
/* dumps the current system state to stdout */
static void dumpstate() {
time_t now = time(NULL);
@@ -161,8 +163,14 @@ static void dumpstate() {
dump_file("NETWORK ROUTES", "/proc/net/route");
dump_file("NETWORK ROUTES IPV6", "/proc/net/ipv6_route");
- /* TODO: Make last_kmsg CAP_SYSLOG protected. b/5555691 */
- dump_file("LAST KMSG", "/proc/last_kmsg");
+ if (!stat(PSTORE_LAST_KMSG, &st)) {
+ /* Also TODO: Make console-ramoops CAP_SYSLOG protected. */
+ dump_file("LAST KMSG", PSTORE_LAST_KMSG);
+ } else {
+ /* TODO: Make last_kmsg CAP_SYSLOG protected. b/5555691 */
+ dump_file("LAST KMSG", "/proc/last_kmsg");
+ }
+
dump_file("LAST PANIC CONSOLE", "/data/dontpanic/apanic_console");
dump_file("LAST PANIC THREADS", "/data/dontpanic/apanic_threads");
@@ -321,7 +329,7 @@ static void usage() {
" -e: play sound file instead of vibrate, at end of job\n"
" -q: disable vibrate\n"
" -B: send broadcast when finished (requires -o and -p)\n"
- );
+ );
}
static void sigpipe_handler(int n) {