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top: added a new #define to test absence of numa nodes

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This new #define will produce top results identical to
the results achieved for './configure --disable-numa'.

However it keeps the change entirely local to our top.

[ it has been introduced to test the following patch ]

Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner
2021-07-20 00:00:00 -05:00
committed by Craig Small
parent 963d8ad52f
commit 6a8d8ff80b
2 changed files with 5 additions and 0 deletions
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4
top/top.c
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@@ -2354,11 +2354,13 @@ static void cpus_refresh (void) {
Stat_reap = procps_stat_reap(Stat_ctx, which, Stat_items, MAXTBL(Stat_items));
if (!Stat_reap)
error_exit(fmtmk(N_fmt(LIB_errorcpu_fmt),__LINE__, strerror(errno)));
#ifndef PRETEND0NUMA
// adapt to changes in total numa nodes (assuming it's even possible)
if (Stat_reap->numa->total && Stat_reap->numa->total != Numa_node_tot) {
Numa_node_tot = Stat_reap->numa->total;
Numa_node_sel = -1;
}
#endif
if (Stat_reap->cpus->total && Stat_reap->cpus->total != Cpu_cnt) {
Cpu_cnt = Stat_reap->cpus->total;
#ifdef PRETEND48CPU
@@ -3259,7 +3261,9 @@ static void before (char *me) {
error_exit(fmtmk(N_fmt(LIB_errorcpu_fmt),__LINE__, strerror(-rc)));
if (!(Stat_reap = procps_stat_reap(Stat_ctx, which, Stat_items, MAXTBL(Stat_items))))
error_exit(fmtmk(N_fmt(LIB_errorcpu_fmt),__LINE__, strerror(errno)));
#ifndef PRETEND0NUMA
Numa_node_tot = Stat_reap->numa->total;
#endif
Cpu_cnt = Stat_reap->cpus->total;
#ifdef PRETEND48CPU
Cpu_cnt = 48;