File util-linux-lscpu-chcpu-new-cpu-macros.patch of Package util-linux.7795

From 538b50cb0a4aac56b6b3b6e4d1e8ce886854c6d8 Mon Sep 17 00:00:00 2001
From: Stanislav Brabec <sbrabec@suse.cz>
Date: Wed, 9 May 2018 18:08:32 +0200
Subject: [PATCH] lscpu, chcpu: Avoid use of the old CPU macros

The old CPU macros are limited to 1024 cores. As a result, lscpu cannot
count sockets on large systems. Use new scalable macros.

Signed-off-by: Stanislav Brabec <sbrabec@suse.cz>
Cc: Michael Matz <matz@suse.de>
---
 sys-utils/chcpu.c |  6 +++---
 sys-utils/lscpu.c | 13 +++++++++----
 2 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/sys-utils/chcpu.c b/sys-utils/chcpu.c
index 12e52d887..f32b7a6fc 100644
--- a/sys-utils/chcpu.c
+++ b/sys-utils/chcpu.c
@@ -81,7 +81,7 @@ static int cpu_enable(cpu_set_t *cpu_set, size_t setsize, int enable)
 	size_t fails = 0;
 
 	for (cpu = 0; cpu < setsize; cpu++) {
-		if (!CPU_ISSET(cpu, cpu_set))
+		if (!CPU_ISSET_S(cpu, setsize, cpu_set))
 			continue;
 		if (!path_exist(_PATH_SYS_CPU "/cpu%d", cpu)) {
 			warnx(_("CPU %u does not exist"), cpu);
@@ -127,7 +127,7 @@ static int cpu_enable(cpu_set_t *cpu_set, size_t setsize, int enable)
 			} else {
 				printf(_("CPU %u disabled\n"), cpu);
 				if (onlinecpus)
-					CPU_CLR(cpu, onlinecpus);
+					CPU_CLR_S(cpu, setsize, onlinecpus);
 			}
 		}
 	}
@@ -173,7 +173,7 @@ static int cpu_configure(cpu_set_t *cpu_set, size_t setsize, int configure)
 	size_t fails = 0;
 
 	for (cpu = 0; cpu < setsize; cpu++) {
-		if (!CPU_ISSET(cpu, cpu_set))
+		if (!CPU_ISSET_S(cpu, setsize, cpu_set))
 			continue;
 		if (!path_exist(_PATH_SYS_CPU "/cpu%d", cpu)) {
 			warnx(_("CPU %u does not exist"), cpu);
diff --git a/sys-utils/lscpu.c b/sys-utils/lscpu.c
index 2132511a5..fd6d63bbf 100644
--- a/sys-utils/lscpu.c
+++ b/sys-utils/lscpu.c
@@ -478,7 +478,7 @@ read_basicinfo(struct lscpu_desc *desc, struct lscpu_modifier *mod)
 		desc->idx2cpunum = xcalloc(desc->ncpuspos, sizeof(int));
 
 		for (num = 0, idx = 0; num < maxcpus; num++) {
-			if (CPU_ISSET(num, tmp))
+			if (CPU_ISSET_S(num, setsize, tmp))
 				desc->idx2cpunum[idx++] = num;
 		}
 		cpuset_free(tmp);
@@ -1109,10 +1109,11 @@ cpu_max_mhz(struct lscpu_desc *desc, char *buf, size_t bufsz)
 {
 	int i;
 	float cpu_freq = 0.0;
+	size_t setsize = CPU_ALLOC_SIZE(maxcpus);
 
 	if (desc->present) {
 		for (i = 0; i < desc->ncpuspos; i++) {
-			if (CPU_ISSET(real_cpu_num(desc, i), desc->present)
+			if (CPU_ISSET_S(real_cpu_num(desc, i), setsize, desc->present)
 			    && desc->maxmhz[i]) {
 				float freq = atof(desc->maxmhz[i]);
 
@@ -1131,10 +1132,11 @@ cpu_min_mhz(struct lscpu_desc *desc, char *buf, size_t bufsz)
 {
 	int i;
 	float cpu_freq = -1.0;
+	size_t setsize = CPU_ALLOC_SIZE(maxcpus);
 
 	if (desc->present) {
 		for (i = 0; i < desc->ncpuspos; i++) {
-			if (CPU_ISSET(real_cpu_num(desc, i), desc->present)
+			if (CPU_ISSET_S(real_cpu_num(desc, i), setsize, desc->present)
 			    && desc->minmhz[i]) {
 				float freq = atof(desc->minmhz[i]);
 
@@ -1931,6 +1933,7 @@ int main(int argc, char *argv[])
 	int c, i;
 	int columns[ARRAY_SIZE(coldescs)], ncolumns = 0;
 	int cpu_modifier_specified = 0;
+	size_t setsize;
 
 	static const struct option longopts[] = {
 		{ "all",        no_argument,       NULL, 'a' },
@@ -2034,10 +2037,12 @@ int main(int argc, char *argv[])
 
 	read_basicinfo(desc, mod);
 
+	setsize = CPU_ALLOC_SIZE(maxcpus);
+
 	for (i = 0; i < desc->ncpuspos; i++) {
 		/* only consider present CPUs */
 		if (desc->present &&
-		    !CPU_ISSET(real_cpu_num(desc, i), desc->present))
+		    !CPU_ISSET_S(real_cpu_num(desc, i), setsize, desc->present))
 			continue;
 		read_topology(desc, i);
 		read_cache(desc, i);
-- 
2.16.3

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