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| author | Cyril Hrubis <chrubis@suse.cz> | 2020-03-03 16:06:38 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-03-03 19:34:32 +0100 |
| commit | ecc421e05bab97cf3ff4fe456ade47ef84dba8c2 (patch) | |
| tree | b9cca4d12255887d20b098cddafe3d2b7f93bfb6 /kernel/sys.c | |
| parent | 98d54f81e36ba3bf92172791eba5ca5bd813989b (diff) | |
| download | linux-ecc421e05bab97cf3ff4fe456ade47ef84dba8c2.tar.gz linux-ecc421e05bab97cf3ff4fe456ade47ef84dba8c2.tar.bz2 linux-ecc421e05bab97cf3ff4fe456ade47ef84dba8c2.zip | |
sys/sysinfo: Respect boottime inside time namespace
The sysinfo() syscall includes uptime in seconds but has no correction for
time namespaces which makes it inconsistent with the /proc/uptime inside of
a time namespace.
Add the missing time namespace adjustment call.
Signed-off-by: Cyril Hrubis <chrubis@suse.cz>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Dmitry Safonov <dima@arista.com>
Link: https://lkml.kernel.org/r/20200303150638.7329-1-chrubis@suse.cz
Diffstat (limited to 'kernel/sys.c')
| -rw-r--r-- | kernel/sys.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/sys.c b/kernel/sys.c index f9bc5c303e3f..d325f3ab624a 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -47,6 +47,7 @@ #include <linux/syscalls.h> #include <linux/kprobes.h> #include <linux/user_namespace.h> +#include <linux/time_namespace.h> #include <linux/binfmts.h> #include <linux/sched.h> @@ -2546,6 +2547,7 @@ static int do_sysinfo(struct sysinfo *info) memset(info, 0, sizeof(struct sysinfo)); ktime_get_boottime_ts64(&tp); + timens_add_boottime(&tp); info->uptime = tp.tv_sec + (tp.tv_nsec ? 1 : 0); get_avenrun(info->loads, 0, SI_LOAD_SHIFT - FSHIFT); |