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Diffstat (limited to 'src/bootchart/store.c')
-rw-r--r--src/bootchart/store.c24
1 files changed, 11 insertions, 13 deletions
diff --git a/src/bootchart/store.c b/src/bootchart/store.c
index b6ba113561..3e0052d212 100644
--- a/src/bootchart/store.c
+++ b/src/bootchart/store.c
@@ -132,8 +132,6 @@ void log_sample(int sample, struct list_sample_data **ptr) {
struct list_sample_data *sampledata;
struct ps_sched_struct *ps_prev = NULL;
-
-
sampledata = *ptr;
/* all the per-process stuff goes here */
@@ -151,8 +149,8 @@ void log_sample(int sample, struct list_sample_data **ptr) {
/* block stuff */
vmstat = openat(procfd, "vmstat", O_RDONLY);
if (vmstat == -1) {
- perror("open /proc/vmstat");
- exit (EXIT_FAILURE);
+ log_error("Failed to open /proc/vmstat: %m");
+ exit(EXIT_FAILURE);
}
}
@@ -183,8 +181,8 @@ vmstat_next:
/* overall CPU utilization */
schedstat = openat(procfd, "schedstat", O_RDONLY);
if (schedstat == -1) {
- perror("open /proc/schedstat");
- exit (EXIT_FAILURE);
+ log_error("Failed to open /proc/schedstat: %m");
+ exit(EXIT_FAILURE);
}
}
@@ -257,17 +255,17 @@ schedstat_next:
char t[32];
struct ps_struct *parent;
- ps->next_ps = calloc(1, sizeof(struct ps_struct));
+ ps->next_ps = new0(struct ps_struct, 1);
if (!ps->next_ps) {
- perror("calloc(ps_struct)");
+ log_oom();
exit (EXIT_FAILURE);
}
ps = ps->next_ps;
ps->pid = pid;
- ps->sample = calloc(1, sizeof(struct ps_sched_struct));
+ ps->sample = new0(struct ps_sched_struct, 1);
if (!ps->sample) {
- perror("calloc(ps_struct)");
+ log_oom();
exit (EXIT_FAILURE);
}
ps->sample->sampledata = sampledata;
@@ -393,10 +391,10 @@ schedstat_next:
if (!sscanf(buf, "%s %s %*s", rt, wt))
continue;
- ps->sample->next = calloc(1, sizeof(struct ps_sched_struct));
+ ps->sample->next = new0(struct ps_sched_struct, 1);
if (!ps->sample) {
- perror("calloc(ps_struct)");
- exit (EXIT_FAILURE);
+ log_oom();
+ exit(EXIT_FAILURE);
}
ps->sample->next->prev = ps->sample;
ps->sample = ps->sample->next;