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-rw-r--r--arch/s390/include/asm/ap.h2
-rw-r--r--arch/s390/include/asm/asm-extable.h4
-rw-r--r--arch/s390/include/asm/fpu-insn.h17
-rw-r--r--arch/s390/include/asm/futex.h2
-rw-r--r--arch/s390/include/asm/hugetlb.h17
-rw-r--r--arch/s390/include/asm/io.h2
-rw-r--r--arch/s390/include/asm/pgtable.h3
-rw-r--r--arch/s390/include/asm/processor.h3
-rw-r--r--arch/s390/include/asm/sclp.h1
-rw-r--r--arch/s390/include/asm/timex.h13
-rw-r--r--arch/s390/include/asm/tlb.h2
11 files changed, 32 insertions, 34 deletions
diff --git a/arch/s390/include/asm/ap.h b/arch/s390/include/asm/ap.h
index 395b02d6a133..352108727d7e 100644
--- a/arch/s390/include/asm/ap.h
+++ b/arch/s390/include/asm/ap.h
@@ -103,7 +103,7 @@ struct ap_tapq_hwinfo {
unsigned int accel : 1; /* A */
unsigned int ep11 : 1; /* X */
unsigned int apxa : 1; /* APXA */
- unsigned int : 1;
+ unsigned int slcf : 1; /* Cmd filtering avail. */
unsigned int class : 8;
unsigned int bs : 2; /* SE bind/assoc */
unsigned int : 14;
diff --git a/arch/s390/include/asm/asm-extable.h b/arch/s390/include/asm/asm-extable.h
index 4a6b0a8b6412..00a67464c445 100644
--- a/arch/s390/include/asm/asm-extable.h
+++ b/arch/s390/include/asm/asm-extable.h
@@ -14,6 +14,7 @@
#define EX_TYPE_UA_LOAD_REG 5
#define EX_TYPE_UA_LOAD_REGPAIR 6
#define EX_TYPE_ZEROPAD 7
+#define EX_TYPE_FPC 8
#define EX_DATA_REG_ERR_SHIFT 0
#define EX_DATA_REG_ERR GENMASK(3, 0)
@@ -84,4 +85,7 @@
#define EX_TABLE_ZEROPAD(_fault, _target, _regdata, _regaddr) \
__EX_TABLE(__ex_table, _fault, _target, EX_TYPE_ZEROPAD, _regdata, _regaddr, 0)
+#define EX_TABLE_FPC(_fault, _target) \
+ __EX_TABLE(__ex_table, _fault, _target, EX_TYPE_FPC, __stringify(%%r0), __stringify(%%r0), 0)
+
#endif /* __ASM_EXTABLE_H */
diff --git a/arch/s390/include/asm/fpu-insn.h b/arch/s390/include/asm/fpu-insn.h
index c1e2e521d9af..a4c9b4db62ff 100644
--- a/arch/s390/include/asm/fpu-insn.h
+++ b/arch/s390/include/asm/fpu-insn.h
@@ -100,19 +100,12 @@ static __always_inline void fpu_lfpc(unsigned int *fpc)
*/
static inline void fpu_lfpc_safe(unsigned int *fpc)
{
- u32 tmp;
-
instrument_read(fpc, sizeof(*fpc));
- asm volatile("\n"
- "0: lfpc %[fpc]\n"
- "1: nopr %%r7\n"
- ".pushsection .fixup, \"ax\"\n"
- "2: lghi %[tmp],0\n"
- " sfpc %[tmp]\n"
- " jg 1b\n"
- ".popsection\n"
- EX_TABLE(1b, 2b)
- : [tmp] "=d" (tmp)
+ asm_inline volatile(
+ " lfpc %[fpc]\n"
+ "0: nopr %%r7\n"
+ EX_TABLE_FPC(0b, 0b)
+ :
: [fpc] "Q" (*fpc)
: "memory");
}
diff --git a/arch/s390/include/asm/futex.h b/arch/s390/include/asm/futex.h
index eaeaeb3ff0be..752a2310f0d6 100644
--- a/arch/s390/include/asm/futex.h
+++ b/arch/s390/include/asm/futex.h
@@ -44,7 +44,7 @@ static inline int arch_futex_atomic_op_inuser(int op, int oparg, int *oval,
break;
case FUTEX_OP_ANDN:
__futex_atomic_op("lr %2,%1\nnr %2,%5\n",
- ret, oldval, newval, uaddr, oparg);
+ ret, oldval, newval, uaddr, ~oparg);
break;
case FUTEX_OP_XOR:
__futex_atomic_op("lr %2,%1\nxr %2,%5\n",
diff --git a/arch/s390/include/asm/hugetlb.h b/arch/s390/include/asm/hugetlb.h
index cf1b5d6fb1a6..4731a51241ba 100644
--- a/arch/s390/include/asm/hugetlb.h
+++ b/arch/s390/include/asm/hugetlb.h
@@ -20,8 +20,15 @@ void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
void __set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pte);
pte_t huge_ptep_get(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
-pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
- unsigned long addr, pte_t *ptep);
+pte_t __huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
+ pte_t *ptep);
+
+static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
+ unsigned long addr, pte_t *ptep,
+ unsigned long sz)
+{
+ return __huge_ptep_get_and_clear(mm, addr, ptep);
+}
/*
* If the arch doesn't supply something else, assume that hugepage
@@ -57,7 +64,7 @@ static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr,
static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
unsigned long address, pte_t *ptep)
{
- return huge_ptep_get_and_clear(vma->vm_mm, address, ptep);
+ return __huge_ptep_get_and_clear(vma->vm_mm, address, ptep);
}
static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
@@ -66,7 +73,7 @@ static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
{
int changed = !pte_same(huge_ptep_get(vma->vm_mm, addr, ptep), pte);
if (changed) {
- huge_ptep_get_and_clear(vma->vm_mm, addr, ptep);
+ __huge_ptep_get_and_clear(vma->vm_mm, addr, ptep);
__set_huge_pte_at(vma->vm_mm, addr, ptep, pte);
}
return changed;
@@ -75,7 +82,7 @@ static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
unsigned long addr, pte_t *ptep)
{
- pte_t pte = huge_ptep_get_and_clear(mm, addr, ptep);
+ pte_t pte = __huge_ptep_get_and_clear(mm, addr, ptep);
__set_huge_pte_at(mm, addr, ptep, pte_wrprotect(pte));
}
diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h
index fc9933a743d6..251e0372ccbd 100644
--- a/arch/s390/include/asm/io.h
+++ b/arch/s390/include/asm/io.h
@@ -34,8 +34,6 @@ void unxlate_dev_mem_ptr(phys_addr_t phys, void *addr);
#define ioremap_wc(addr, size) \
ioremap_prot((addr), (size), pgprot_val(pgprot_writecombine(PAGE_KERNEL)))
-#define ioremap_wt(addr, size) \
- ioremap_prot((addr), (size), pgprot_val(pgprot_writethrough(PAGE_KERNEL)))
static inline void __iomem *ioport_map(unsigned long port, unsigned int nr)
{
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 0ffbaf741955..5ee73f245a0c 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1365,9 +1365,6 @@ void gmap_pmdp_idte_global(struct mm_struct *mm, unsigned long vmaddr);
#define pgprot_writecombine pgprot_writecombine
pgprot_t pgprot_writecombine(pgprot_t prot);
-#define pgprot_writethrough pgprot_writethrough
-pgprot_t pgprot_writethrough(pgprot_t prot);
-
#define PFN_PTE_SHIFT PAGE_SHIFT
/*
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 9a5236acc0a8..21ae93cbd8e4 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -162,8 +162,7 @@ static __always_inline void __stackleak_poison(unsigned long erase_low,
" la %[addr],256(%[addr])\n"
" brctg %[tmp],0b\n"
"1: stg %[poison],0(%[addr])\n"
- " larl %[tmp],3f\n"
- " ex %[count],0(%[tmp])\n"
+ " exrl %[count],3f\n"
" j 4f\n"
"2: stg %[poison],0(%[addr])\n"
" j 4f\n"
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index eb00fa1771da..ad17d91ad2e6 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -137,6 +137,7 @@ void sclp_early_printk(const char *s);
void __sclp_early_printk(const char *s, unsigned int len);
void sclp_emergency_printk(const char *s);
+int sclp_init(void);
int sclp_early_get_memsize(unsigned long *mem);
int sclp_early_get_hsa_size(unsigned long *hsa_size);
int _sclp_get_core_info(struct sclp_core_info *info);
diff --git a/arch/s390/include/asm/timex.h b/arch/s390/include/asm/timex.h
index 640901f2fbc3..811ec531954b 100644
--- a/arch/s390/include/asm/timex.h
+++ b/arch/s390/include/asm/timex.h
@@ -192,13 +192,6 @@ static inline unsigned long get_tod_clock_fast(void)
asm volatile("stckf %0" : "=Q" (clk) : : "cc");
return clk;
}
-
-static inline cycles_t get_cycles(void)
-{
- return (cycles_t) get_tod_clock() >> 2;
-}
-#define get_cycles get_cycles
-
int get_phys_clock(unsigned long *clock);
void init_cpu_timer(void);
@@ -226,6 +219,12 @@ static inline unsigned long get_tod_clock_monotonic(void)
return tod;
}
+static inline cycles_t get_cycles(void)
+{
+ return (cycles_t)get_tod_clock_monotonic() >> 2;
+}
+#define get_cycles get_cycles
+
/**
* tod_to_ns - convert a TOD format value to nanoseconds
* @todval: to be converted TOD format value
diff --git a/arch/s390/include/asm/tlb.h b/arch/s390/include/asm/tlb.h
index e95b2c8081eb..793afe236df0 100644
--- a/arch/s390/include/asm/tlb.h
+++ b/arch/s390/include/asm/tlb.h
@@ -85,7 +85,7 @@ static inline void pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte,
tlb->mm->context.flush_mm = 1;
tlb->freed_tables = 1;
tlb->cleared_pmds = 1;
- if (mm_alloc_pgste(tlb->mm))
+ if (mm_has_pgste(tlb->mm))
gmap_unlink(tlb->mm, (unsigned long *)pte, address);
tlb_remove_ptdesc(tlb, pte);
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-08-29 17:06:18 +0300