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authorGravatar Denis Vlasenko <vda.linux@googlemail.com>2009-03-03 11:55:31 +0000
committerGravatar Denis Vlasenko <vda.linux@googlemail.com>2009-03-03 11:55:31 +0000
commit7886275c982286e69fef12236d119ca39b831cec (patch)
treee226f3e0c7a55166d4eb5d5782cd146964416246 /procps
parent7e0c243ad53c8e6a56250ebf9d43edd6683ae1ac (diff)
downloadbusybox-7886275c982286e69fef12236d119ca39b831cec.tar.gz
busybox-7886275c982286e69fef12236d119ca39b831cec.tar.bz2
top: make it work again on 2.4 kernels (closes bug 125)
Diffstat (limited to 'procps')
-rw-r--r--procps/top.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/procps/top.c b/procps/top.c
index 8c58b909d..b5951422b 100644
--- a/procps/top.c
+++ b/procps/top.c
@@ -50,7 +50,9 @@ typedef struct top_status_t {
} top_status_t;
typedef struct jiffy_counts_t {
- unsigned long long usr,nic,sys,idle,iowait,irq,softirq,steal;
+ /* Linux 2.4.x has only first four */
+ unsigned long long usr, nic, sys, idle;
+ unsigned long long iowait, irq, softirq, steal;
unsigned long long total;
unsigned long long busy;
} jiffy_counts_t;
@@ -179,15 +181,12 @@ static int mult_lvl_cmp(void* a, void* b)
return 0;
}
-/* NOINLINE so that complier doesn't unfold the call
- * causing multiple copies of the arithmatic instrns
- */
static NOINLINE int read_cpu_jiffy(FILE *fp, jiffy_counts_t *p_jif)
{
#if !ENABLE_FEATURE_TOP_SMP_CPU
- static const char fmt[] = "cpu %lld %lld %lld %lld %lld %lld %lld %lld";
+ static const char fmt[] = "cpu %llu %llu %llu %llu %llu %llu %llu %llu";
#else
- static const char fmt[] = "cp%*s %lld %lld %lld %lld %lld %lld %lld %lld";
+ static const char fmt[] = "cp%*s %llu %llu %llu %llu %llu %llu %llu %llu";
#endif
int ret;
@@ -197,7 +196,7 @@ static NOINLINE int read_cpu_jiffy(FILE *fp, jiffy_counts_t *p_jif)
&p_jif->usr, &p_jif->nic, &p_jif->sys, &p_jif->idle,
&p_jif->iowait, &p_jif->irq, &p_jif->softirq,
&p_jif->steal);
- if (ret > 4) {
+ if (ret >= 4) {
p_jif->total = p_jif->usr + p_jif->nic + p_jif->sys + p_jif->idle
+ p_jif->iowait + p_jif->irq + p_jif->softirq + p_jif->steal;
/* procps 2.x does not count iowait as busy time */