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systemd/SOURCES/0284-systemctl-present-CPUA...

54 lines
1.9 KiB

From fb1244ef318e9f54628a7c13db9e2ffbc712dd38 Mon Sep 17 00:00:00 2001
From: Michal Sekletar <msekleta@redhat.com>
Date: Wed, 22 May 2019 17:14:21 +0200
Subject: [PATCH] systemctl: present CPUAffinity mask as a list of CPU index
ranges
(cherry picked from commit a047f4f10ed2f922d6079c033d24a443b0e95f38)
Related: #1734787
---
src/systemctl/systemctl.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index f072ad0c31..0154b300a3 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -30,6 +30,7 @@
#include "cgroup-show.h"
#include "cgroup-util.h"
#include "copy.h"
+#include "cpu-set-util.h"
#include "dropin.h"
#include "efivars.h"
#include "env-util.h"
@@ -4876,6 +4877,27 @@ static int print_property(const char *name, sd_bus_message *m, bool value, bool
print_prop(name, "%s", h);
+ return 1;
+ } else if (contents[0] == SD_BUS_TYPE_BYTE && streq(name, "CPUAffinity")) {
+ _cleanup_free_ char *affinity = NULL;
+ _cleanup_(cpu_set_reset) CPUSet set = {};
+ const void *a;
+ size_t n;
+
+ r = sd_bus_message_read_array(m, 'y', &a, &n);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = cpu_set_from_dbus(a, n, &set);
+ if (r < 0)
+ return log_error_errno(r, "Failed to deserialize CPUAffinity: %m");
+
+ affinity = cpu_set_to_range_string(&set);
+ if (!affinity)
+ return log_oom();
+
+ print_prop(name, "%s", affinity);
+
return 1;
}