openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

s390/vdso: use union tod_clock 

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Heiko Carstens 2021-02-08 16:16:28 +01:00 committed by Vasily Gorbik
parent f8d8977a3d
commit 169ceac429
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/s390/kernel/vdso64/getcpu.c
View File

@ -8,12 +8,12 @@
int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
{
__u16 todval[8];
union tod_clock clk;
/* CPU number is stored in the programmable field of the TOD clock */
get_tod_clock_ext((char *)todval);
store_tod_clock_ext(&clk);
if (cpu)
*cpu = todval[7];
*cpu = clk.pf;
/* NUMA node is always zero */
if (node)
*node = 0;