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-rw-r--r--arch/powerpc/kernel/Makefile2
-rw-r--r--arch/powerpc/kernel/fadump.c6
-rw-r--r--arch/powerpc/kernel/interrupt.c6
-rw-r--r--arch/powerpc/kernel/iommu.c5
-rw-r--r--arch/powerpc/kernel/proc_powerpc.c3
-rw-r--r--arch/powerpc/kernel/process.c8
-rw-r--r--arch/powerpc/kernel/rtas.c8
-rw-r--r--arch/powerpc/kernel/trace/ftrace_entry.S2
8 files changed, 21 insertions, 19 deletions
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 6ac621155ec3..9d1ab3971694 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -160,9 +160,7 @@ endif
obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM) += tm.o
-ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE)(CONFIG_PPC_BOOK3S),)
obj-y += ppc_save_regs.o
-endif
obj-$(CONFIG_EPAPR_PARAVIRT) += epapr_paravirt.o epapr_hcalls.o
obj-$(CONFIG_KVM_GUEST) += kvm.o kvm_emul.o
diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c
index df16c7f547ab..8ca49e40c473 100644
--- a/arch/powerpc/kernel/fadump.c
+++ b/arch/powerpc/kernel/fadump.c
@@ -290,10 +290,8 @@ static void __init fadump_show_config(void)
if (!fw_dump.fadump_supported)
return;
- pr_debug("Fadump enabled : %s\n",
- (fw_dump.fadump_enabled ? "yes" : "no"));
- pr_debug("Dump Active : %s\n",
- (fw_dump.dump_active ? "yes" : "no"));
+ pr_debug("Fadump enabled : %s\n", str_yes_no(fw_dump.fadump_enabled));
+ pr_debug("Dump Active : %s\n", str_yes_no(fw_dump.dump_active));
pr_debug("Dump section sizes:\n");
pr_debug(" CPU state data size: %lx\n", fw_dump.cpu_state_data_size);
pr_debug(" HPTE region size : %lx\n", fw_dump.hpte_region_size);
diff --git a/arch/powerpc/kernel/interrupt.c b/arch/powerpc/kernel/interrupt.c
index 8f4acc55407b..e0c681d0b076 100644
--- a/arch/powerpc/kernel/interrupt.c
+++ b/arch/powerpc/kernel/interrupt.c
@@ -25,6 +25,10 @@
unsigned long global_dbcr0[NR_CPUS];
#endif
+#if defined(CONFIG_PREEMPT_DYNAMIC)
+DEFINE_STATIC_KEY_TRUE(sk_dynamic_irqentry_exit_cond_resched);
+#endif
+
#ifdef CONFIG_PPC_BOOK3S_64
DEFINE_STATIC_KEY_FALSE(interrupt_exit_not_reentrant);
static inline bool exit_must_hard_disable(void)
@@ -396,7 +400,7 @@ notrace unsigned long interrupt_exit_kernel_prepare(struct pt_regs *regs)
/* Returning to a kernel context with local irqs enabled. */
WARN_ON_ONCE(!(regs->msr & MSR_EE));
again:
- if (IS_ENABLED(CONFIG_PREEMPTION)) {
+ if (need_irq_preemption()) {
/* Return to preemptible kernel context */
if (unlikely(read_thread_flags() & _TIF_NEED_RESCHED)) {
if (preempt_count() == 0)
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 0ebae6e4c19d..244eb4857e7f 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -16,6 +16,7 @@
#include <linux/mm.h>
#include <linux/spinlock.h>
#include <linux/string.h>
+#include <linux/string_choices.h>
#include <linux/dma-mapping.h>
#include <linux/bitmap.h>
#include <linux/iommu-helper.h>
@@ -769,8 +770,8 @@ struct iommu_table *iommu_init_table(struct iommu_table *tbl, int nid,
iommu_table_clear(tbl);
if (!welcomed) {
- printk(KERN_INFO "IOMMU table initialized, virtual merging %s\n",
- novmerge ? "disabled" : "enabled");
+ pr_info("IOMMU table initialized, virtual merging %s\n",
+ str_disabled_enabled(novmerge));
welcomed = 1;
}
diff --git a/arch/powerpc/kernel/proc_powerpc.c b/arch/powerpc/kernel/proc_powerpc.c
index 3816a2bf2b84..d083b4517065 100644
--- a/arch/powerpc/kernel/proc_powerpc.c
+++ b/arch/powerpc/kernel/proc_powerpc.c
@@ -9,6 +9,7 @@
#include <linux/proc_fs.h>
#include <linux/kernel.h>
#include <linux/of.h>
+#include <linux/string.h>
#include <asm/machdep.h>
#include <asm/vdso_datapage.h>
@@ -56,7 +57,7 @@ static int __init proc_ppc64_init(void)
{
struct proc_dir_entry *pde;
- strcpy((char *)systemcfg->eye_catcher, "SYSTEMCFG:PPC64");
+ strscpy(systemcfg->eye_catcher, "SYSTEMCFG:PPC64");
systemcfg->version.major = SYSTEMCFG_MAJOR;
systemcfg->version.minor = SYSTEMCFG_MINOR;
systemcfg->processor = mfspr(SPRN_PVR);
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index ef91f71e07c4..855e09886503 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1000,7 +1000,7 @@ static inline void tm_reclaim_task(struct task_struct *tsk)
WARN_ON(tm_suspend_disabled);
- TM_DEBUG("--- tm_reclaim on pid %d (NIP=%lx, "
+ TM_DEBUG("---- tm_reclaim on pid %d (NIP=%lx, "
"ccr=%lx, msr=%lx, trap=%lx)\n",
tsk->pid, thr->regs->nip,
thr->regs->ccr, thr->regs->msr,
@@ -1008,7 +1008,7 @@ static inline void tm_reclaim_task(struct task_struct *tsk)
tm_reclaim_thread(thr, TM_CAUSE_RESCHED);
- TM_DEBUG("--- tm_reclaim on pid %d complete\n",
+ TM_DEBUG("---- tm_reclaim on pid %d complete\n",
tsk->pid);
out_and_saveregs:
@@ -2367,14 +2367,14 @@ void __no_sanitize_address show_stack(struct task_struct *tsk,
(sp + STACK_INT_FRAME_REGS);
lr = regs->link;
- printk("%s--- interrupt: %lx at %pS\n",
+ printk("%s---- interrupt: %lx at %pS\n",
loglvl, regs->trap, (void *)regs->nip);
// Detect the case of an empty pt_regs at the very base
// of the stack and suppress showing it in full.
if (!empty_user_regs(regs, tsk)) {
__show_regs(regs);
- printk("%s--- interrupt: %lx\n", loglvl, regs->trap);
+ printk("%s---- interrupt: %lx\n", loglvl, regs->trap);
}
firstframe = 1;
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index d7a738f1858d..e61245c4468e 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -92,12 +92,12 @@ struct rtas_function {
* Per-function locks for sequence-based RTAS functions.
*/
static DEFINE_MUTEX(rtas_ibm_activate_firmware_lock);
-static DEFINE_MUTEX(rtas_ibm_get_dynamic_sensor_state_lock);
-static DEFINE_MUTEX(rtas_ibm_get_indices_lock);
static DEFINE_MUTEX(rtas_ibm_lpar_perftools_lock);
-static DEFINE_MUTEX(rtas_ibm_physical_attestation_lock);
-static DEFINE_MUTEX(rtas_ibm_set_dynamic_indicator_lock);
+DEFINE_MUTEX(rtas_ibm_physical_attestation_lock);
DEFINE_MUTEX(rtas_ibm_get_vpd_lock);
+DEFINE_MUTEX(rtas_ibm_get_indices_lock);
+DEFINE_MUTEX(rtas_ibm_set_dynamic_indicator_lock);
+DEFINE_MUTEX(rtas_ibm_get_dynamic_sensor_state_lock);
static struct rtas_function rtas_function_table[] __ro_after_init = {
[RTAS_FNIDX__CHECK_EXCEPTION] = {
diff --git a/arch/powerpc/kernel/trace/ftrace_entry.S b/arch/powerpc/kernel/trace/ftrace_entry.S
index 2c1b24100eca..3565c67fc638 100644
--- a/arch/powerpc/kernel/trace/ftrace_entry.S
+++ b/arch/powerpc/kernel/trace/ftrace_entry.S
@@ -212,10 +212,10 @@
bne- 1f
mr r3, r15
+1: mtlr r3
.if \allregs == 0
REST_GPR(15, r1)
.endif
-1: mtlr r3
#endif
/* Restore gprs */
generated by cgit (git 2.34.1) at 2025-05-30 16:30:06 +0000