chiark
/
gitweb
/
~ianmdlvl
/
elogind.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
readahead: disable collector automatically on read-only media
[elogind.git]
/
src
/
readahead-collect.c
diff --git
a/src/readahead-collect.c
b/src/readahead-collect.c
index 330d10776fc209609896aceac67a58b3ef41e8ac..0970b584197faeb63d4be162dfe88d3ce75f282b 100644
(file)
--- a/
src/readahead-collect.c
+++ b/
src/readahead-collect.c
@@
-639,6
+639,7
@@
static int parse_argv(int argc, char *argv[]) {
int main(int argc, char *argv[]) {
int r;
int main(int argc, char *argv[]) {
int r;
+ const char *root;
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
log_parse_environment();
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
log_parse_environment();
@@
-647,6
+648,13
@@
int main(int argc, char *argv[]) {
if ((r = parse_argv(argc, argv)) <= 0)
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
if ((r = parse_argv(argc, argv)) <= 0)
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+ root = optind < argc ? argv[optind] : "/";
+
+ if (fs_on_read_only(root) > 0) {
+ log_info("Disabling readahead collector due to read-only media.");
+ return 0;
+ }
+
if (!enough_ram()) {
log_info("Disabling readahead collector due to low memory.");
return 0;
if (!enough_ram()) {
log_info("Disabling readahead collector due to low memory.");
return 0;
@@
-663,7
+671,7
@@
int main(int argc, char *argv[]) {
shared->collect = getpid();
__sync_synchronize();
shared->collect = getpid();
__sync_synchronize();
- if (collect(
optind < argc ? argv[optind] : "/"
) < 0)
+ if (collect(
root
) < 0)
return 1;
return 0;
return 1;
return 0;