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-rw-r--r--arch/s390/include/asm/dma-mapping.h2
-rw-r--r--arch/s390/include/asm/ftrace.h12
-rw-r--r--arch/s390/include/asm/io.h1
-rw-r--r--arch/s390/include/asm/page.h20
-rw-r--r--arch/s390/include/asm/pgtable.h19
5 files changed, 30 insertions, 24 deletions
diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h
index 9411db653bac..886ac7d4937a 100644
--- a/arch/s390/include/asm/dma-mapping.h
+++ b/arch/s390/include/asm/dma-mapping.h
@@ -71,8 +71,8 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
{
struct dma_map_ops *dma_ops = get_dma_ops(dev);
- dma_ops->free(dev, size, cpu_addr, dma_handle, NULL);
debug_dma_free_coherent(dev, size, cpu_addr, dma_handle);
+ dma_ops->free(dev, size, cpu_addr, dma_handle, NULL);
}
#endif /* _ASM_S390_DMA_MAPPING_H */
diff --git a/arch/s390/include/asm/ftrace.h b/arch/s390/include/asm/ftrace.h
index b7931faaef6d..bf246dae1367 100644
--- a/arch/s390/include/asm/ftrace.h
+++ b/arch/s390/include/asm/ftrace.h
@@ -9,11 +9,6 @@ struct dyn_arch_ftrace { };
#define MCOUNT_ADDR ((long)_mcount)
-#ifdef CONFIG_64BIT
-#define MCOUNT_INSN_SIZE 12
-#else
-#define MCOUNT_INSN_SIZE 20
-#endif
static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
@@ -21,4 +16,11 @@ static inline unsigned long ftrace_call_adjust(unsigned long addr)
}
#endif /* __ASSEMBLY__ */
+
+#ifdef CONFIG_64BIT
+#define MCOUNT_INSN_SIZE 12
+#else
+#define MCOUNT_INSN_SIZE 22
+#endif
+
#endif /* _ASM_S390_FTRACE_H */
diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h
index 379d96e2105e..fd9be010f9b2 100644
--- a/arch/s390/include/asm/io.h
+++ b/arch/s390/include/asm/io.h
@@ -36,6 +36,7 @@ static inline void * phys_to_virt(unsigned long address)
}
void *xlate_dev_mem_ptr(unsigned long phys);
+#define xlate_dev_mem_ptr xlate_dev_mem_ptr
void unxlate_dev_mem_ptr(unsigned long phys, void *addr);
/*
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 75ce9b065f9f..5d64fb7619cc 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -32,7 +32,7 @@
void storage_key_init_range(unsigned long start, unsigned long end);
-static unsigned long pfmf(unsigned long function, unsigned long address)
+static inline unsigned long pfmf(unsigned long function, unsigned long address)
{
asm volatile(
" .insn rre,0xb9af0000,%[function],%[address]"
@@ -44,17 +44,13 @@ static unsigned long pfmf(unsigned long function, unsigned long address)
static inline void clear_page(void *page)
{
- if (MACHINE_HAS_PFMF) {
- pfmf(0x10000, (unsigned long)page);
- } else {
- register unsigned long reg1 asm ("1") = 0;
- register void *reg2 asm ("2") = page;
- register unsigned long reg3 asm ("3") = 4096;
- asm volatile(
- " mvcl 2,0"
- : "+d" (reg2), "+d" (reg3) : "d" (reg1)
- : "memory", "cc");
- }
+ register unsigned long reg1 asm ("1") = 0;
+ register void *reg2 asm ("2") = page;
+ register unsigned long reg3 asm ("3") = 4096;
+ asm volatile(
+ " mvcl 2,0"
+ : "+d" (reg2), "+d" (reg3) : "d" (reg1)
+ : "memory", "cc");
}
static inline void copy_page(void *to, void *from)
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 4105b8221fdd..ac01463038f1 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -306,7 +306,7 @@ extern unsigned long MODULES_END;
#define RCP_HC_BIT 0x00200000UL
#define RCP_GR_BIT 0x00040000UL
#define RCP_GC_BIT 0x00020000UL
-#define RCP_IN_BIT 0x00008000UL /* IPTE notify bit */
+#define RCP_IN_BIT 0x00002000UL /* IPTE notify bit */
/* User dirty / referenced bit for KVM's migration feature */
#define KVM_UR_BIT 0x00008000UL
@@ -374,7 +374,7 @@ extern unsigned long MODULES_END;
#define RCP_HC_BIT 0x0020000000000000UL
#define RCP_GR_BIT 0x0004000000000000UL
#define RCP_GC_BIT 0x0002000000000000UL
-#define RCP_IN_BIT 0x0000800000000000UL /* IPTE notify bit */
+#define RCP_IN_BIT 0x0000200000000000UL /* IPTE notify bit */
/* User dirty / referenced bit for KVM's migration feature */
#define KVM_UR_BIT 0x0000800000000000UL
@@ -646,7 +646,7 @@ static inline pgste_t pgste_update_all(pte_t *ptep, pgste_t pgste)
unsigned long address, bits;
unsigned char skey;
- if (!pte_present(*ptep))
+ if (pte_val(*ptep) & _PAGE_INVALID)
return pgste;
address = pte_val(*ptep) & PAGE_MASK;
skey = page_get_storage_key(address);
@@ -680,7 +680,7 @@ static inline pgste_t pgste_update_young(pte_t *ptep, pgste_t pgste)
#ifdef CONFIG_PGSTE
int young;
- if (!pte_present(*ptep))
+ if (pte_val(*ptep) & _PAGE_INVALID)
return pgste;
/* Get referenced bit from storage key */
young = page_reset_referenced(pte_val(*ptep) & PAGE_MASK);
@@ -706,7 +706,7 @@ static inline void pgste_set_key(pte_t *ptep, pgste_t pgste, pte_t entry)
unsigned long address;
unsigned long okey, nkey;
- if (!pte_present(entry))
+ if (pte_val(entry) & _PAGE_INVALID)
return;
address = pte_val(entry) & PAGE_MASK;
okey = nkey = page_get_storage_key(address);
@@ -1098,6 +1098,9 @@ static inline pte_t ptep_modify_prot_start(struct mm_struct *mm,
pte = *ptep;
if (!mm_exclusive(mm))
__ptep_ipte(address, ptep);
+
+ if (mm_has_pgste(mm))
+ pgste = pgste_update_all(&pte, pgste);
return pte;
}
@@ -1105,9 +1108,13 @@ static inline void ptep_modify_prot_commit(struct mm_struct *mm,
unsigned long address,
pte_t *ptep, pte_t pte)
{
+ pgste_t pgste;
+
if (mm_has_pgste(mm)) {
+ pgste = *(pgste_t *)(ptep + PTRS_PER_PTE);
+ pgste_set_key(ptep, pgste, pte);
pgste_set_pte(ptep, pte);
- pgste_set_unlock(ptep, *(pgste_t *)(ptep + PTRS_PER_PTE));
+ pgste_set_unlock(ptep, pgste);
} else
*ptep = pte;
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-27 13:00:46 +0100