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-rw-r--r--src/bootchart/store.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/bootchart/store.c b/src/bootchart/store.c
index 607cc5e74b..dfa681f223 100644
--- a/src/bootchart/store.c
+++ b/src/bootchart/store.c
@@ -176,7 +176,7 @@ vmstat_next:
/* overall CPU utilization */
schedstat = openat(procfd, "schedstat", O_RDONLY);
if (schedstat == -1) {
- log_error_errno(errno, "Failed to open /proc/schedstat: %m");
+ log_error_errno(errno, "Failed to open /proc/schedstat (requires CONFIG_SCHEDSTATS=y in kernel config): %m");
exit(EXIT_FAILURE);
}
}