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authorMichael Ellerman <mpe@ellerman.id.au>2018-03-31 00:11:24 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2018-03-31 09:09:36 +1100
commitf437c51748fa1dd423a878c870ad203843a51c8d (patch)
treed1593fe45c0341f88eecd26568bb913ac74c64a1 /arch/powerpc/kernel/sysfs.c
parent872a100a49c3785b4577e002580ca5689d1be7a1 (diff)
parent29ab6c4708a587bc27ea0c765ac36aef9c1a77c9 (diff)
downloadop-kernel-dev-f437c51748fa1dd423a878c870ad203843a51c8d.zip
op-kernel-dev-f437c51748fa1dd423a878c870ad203843a51c8d.tar.gz
Merge branch 'topic/paca' into next
Bring in yet another series that touches KVM code, and might need to be merged into the kvm-ppc branch to resolve conflicts. This required some changes in pnv_power9_force_smt4_catch/release() due to the paca array becomming an array of pointers.
Diffstat (limited to 'arch/powerpc/kernel/sysfs.c')
-rw-r--r--arch/powerpc/kernel/sysfs.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index 04d0bbd..755dc98 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -20,6 +20,7 @@
#include <asm/firmware.h>
#include "cacheinfo.h"
+#include "setup.h"
#ifdef CONFIG_PPC64
#include <asm/paca.h>
@@ -588,21 +589,18 @@ static DEVICE_ATTR(dscr_default, 0600,
static void sysfs_create_dscr_default(void)
{
- int err = 0;
- if (cpu_has_feature(CPU_FTR_DSCR))
- err = device_create_file(cpu_subsys.dev_root, &dev_attr_dscr_default);
-}
+ if (cpu_has_feature(CPU_FTR_DSCR)) {
+ int err = 0;
+ int cpu;
-void __init record_spr_defaults(void)
-{
- int cpu;
+ dscr_default = spr_default_dscr;
+ for_each_possible_cpu(cpu)
+ paca_ptrs[cpu]->dscr_default = dscr_default;
- if (cpu_has_feature(CPU_FTR_DSCR)) {
- dscr_default = mfspr(SPRN_DSCR);
- for (cpu = 0; cpu < nr_cpu_ids; cpu++)
- paca[cpu].dscr_default = dscr_default;
+ err = device_create_file(cpu_subsys.dev_root, &dev_attr_dscr_default);
}
}
+
#endif /* CONFIG_PPC64 */
#ifdef HAS_PPC_PMC_PA6T
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