Merging upstream version 6.9.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

9 files changed, 29 insertions, 16 deletions

diff --git a/arch/sparc/include/asm/cachetype.h b/arch/sparc/include/asm/cachetype.h
new file mode 100644
index 0000000000..caf1c00458
--- /dev/null
+++ b/arch/sparc/include/asm/cachetype.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_SPARC_CACHETYPE_H
+#define __ASM_SPARC_CACHETYPE_H
+
+#include <asm/page.h>
+
+#ifdef CONFIG_SPARC32
+extern int vac_cache_size;
+#define cpu_dcache_is_aliasing()	(vac_cache_size > PAGE_SIZE)
+#else
+#define cpu_dcache_is_aliasing()	(L1DCACHE_SIZE > PAGE_SIZE)
+#endif
+
+#endif
diff --git a/arch/sparc/include/asm/hypervisor.h b/arch/sparc/include/asm/hypervisor.h
index 08650d503c..f220edcf17 100644
--- a/arch/sparc/include/asm/hypervisor.h
+++ b/arch/sparc/include/asm/hypervisor.h
@@ -430,7 +430,7 @@ unsigned long sun4v_cpu_mondo_send(unsigned long cpu_count,
  * ERRORS:	No errors defined.
  *
  * Return the hypervisor ID handle for the current CPU.  Use by a
- * virtual CPU to discover it's own identity.
+ * virtual CPU to discover its own identity.
  */
 #define HV_FAST_CPU_MYID		0x16
 
@@ -1221,7 +1221,7 @@ unsigned long sun4v_con_write(unsigned long buffer,
  *		EBADALIGNED	software state description is not correctly
  *				aligned
  *
- * This allows the guest to report it's soft state to the hypervisor.  There
+ * This allows the guest to report its soft state to the hypervisor.  There
  * are two primary components to this state.  The first part states whether
  * the guest software is running or not.  The second containts optional
  * details specific to the software.
@@ -1502,7 +1502,7 @@ struct hv_trap_trace_entry {
  * configuration error of some sort.
  *
  * The dump services provide an opaque buffer into which the
- * hypervisor can place it's internal state in order to assist in
+ * hypervisor can place its internal state in order to assist in
  * debugging such situations.  The contents are opaque and extremely
  * platform and hypervisor implementation specific.  The guest, during
  * a core dump, requests that the hypervisor update any information in
diff --git a/arch/sparc/include/asm/ldc.h b/arch/sparc/include/asm/ldc.h
index ca973955ca..4294738d40 100644
--- a/arch/sparc/include/asm/ldc.h
+++ b/arch/sparc/include/asm/ldc.h
@@ -13,7 +13,7 @@ void ldom_power_off(void);
  * or data becomes available on the receive side.
  *
  * For non-RAW links, if the LDC_EVENT_RESET event arrives the
- * driver should reset all of it's internal state and reinvoke
+ * driver should reset all of its internal state and reinvoke
  * ldc_connect() to try and bring the link up again.
  *
  * For RAW links, ldc_connect() is not used.  Instead the driver
diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h
index 799e797c5c..08160bf9a0 100644
--- a/arch/sparc/include/asm/mmu_context_64.h
+++ b/arch/sparc/include/asm/mmu_context_64.h
@@ -93,7 +93,7 @@ static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, str
 
 	/* We have to be extremely careful here or else we will miss
 	 * a TSB grow if we switch back and forth between a kernel
-	 * thread and an address space which has it's TSB size increased
+	 * thread and an address space which has its TSB size increased
 	 * on another processor.
 	 *
 	 * It is possible to play some games in order to optimize the
@@ -118,7 +118,7 @@ static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, str
 	 *
 	 * At that point cpu0 continues to use a stale TSB, the one from
 	 * before the TSB grow performed on cpu1.  cpu1 did not cross-call
-	 * cpu0 to update it's TSB because at that point the cpu_vm_mask
+	 * cpu0 to update its TSB because at that point the cpu_vm_mask
 	 * only had cpu1 set in it.
 	 */
 	tsb_context_switch_ctx(mm, CTX_HWBITS(mm->context));
diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index 6be6f683f9..9977c77374 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -11,7 +11,7 @@
 
 #include <linux/const.h>
 
-#define PAGE_SHIFT   12
+#define PAGE_SHIFT   CONFIG_PAGE_SHIFT
 #define PAGE_SIZE    (_AC(1, UL) << PAGE_SHIFT)
 #define PAGE_MASK    (~(PAGE_SIZE-1))
 
diff --git a/arch/sparc/include/asm/page_64.h b/arch/sparc/include/asm/page_64.h
index 254dffd85f..e9bd24821c 100644
--- a/arch/sparc/include/asm/page_64.h
+++ b/arch/sparc/include/asm/page_64.h
@@ -4,8 +4,7 @@
 
 #include <linux/const.h>
 
-#define PAGE_SHIFT   13
-
+#define PAGE_SHIFT   CONFIG_PAGE_SHIFT
 #define PAGE_SIZE    (_AC(1,UL) << PAGE_SHIFT)
 #define PAGE_MASK    (~(PAGE_SIZE-1))
 
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index a8c871b7d7..4d1bafaba9 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -680,8 +680,8 @@ static inline unsigned long pte_special(pte_t pte)
 	return pte_val(pte) & _PAGE_SPECIAL;
 }
 
-#define pmd_leaf	pmd_large
-static inline unsigned long pmd_large(pmd_t pmd)
+#define pmd_leaf pmd_leaf
+static inline bool pmd_leaf(pmd_t pmd)
 {
 	pte_t pte = __pte(pmd_val(pmd));
 
@@ -867,8 +867,8 @@ static inline pmd_t *pud_pgtable(pud_t pud)
 /* only used by the stubbed out hugetlb gup code, should never be called */
 #define p4d_page(p4d)			NULL
 
-#define pud_leaf	pud_large
-static inline unsigned long pud_large(pud_t pud)
+#define pud_leaf pud_leaf
+static inline bool pud_leaf(pud_t pud)
 {
 	pte_t pte = __pte(pud_val(pud));
 
@@ -929,6 +929,8 @@ static inline void __set_pte_at(struct mm_struct *mm, unsigned long addr,
 	maybe_tlb_batch_add(mm, addr, ptep, orig, fullmm, PAGE_SHIFT);
 }
 
+#define PFN_PTE_SHIFT		PAGE_SHIFT
+
 static inline void set_ptes(struct mm_struct *mm, unsigned long addr,
 		pte_t *ptep, pte_t pte, unsigned int nr)
 {
diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h
index 505b670080..0964fede0b 100644
--- a/arch/sparc/include/asm/smp_64.h
+++ b/arch/sparc/include/asm/smp_64.h
@@ -47,7 +47,6 @@ void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 int hard_smp_processor_id(void);
 #define raw_smp_processor_id() (current_thread_info()->cpu)
 
-void smp_fill_in_cpu_possible_map(void);
 void smp_fill_in_sib_core_maps(void);
 void __noreturn cpu_play_dead(void);
 
@@ -77,7 +76,6 @@ void __cpu_die(unsigned int cpu);
 #define smp_fill_in_sib_core_maps() do { } while (0)
 #define smp_fetch_global_regs() do { } while (0)
 #define smp_fetch_global_pmu() do { } while (0)
-#define smp_fill_in_cpu_possible_map() do { } while (0)
 #define smp_init_cpu_poke() do { } while (0)
 #define scheduler_poke() do { } while (0)
 
diff --git a/arch/sparc/include/asm/switch_to_64.h b/arch/sparc/include/asm/switch_to_64.h
index 14f3c49bfd..d93963ff7c 100644
--- a/arch/sparc/include/asm/switch_to_64.h
+++ b/arch/sparc/include/asm/switch_to_64.h
@@ -15,7 +15,7 @@ do {						\
 	 * for l0/l1.  It will use one for 'next' and the other to hold
 	 * the output value of 'last'.  'next' is not referenced again
 	 * past the invocation of switch_to in the scheduler, so we need
-	 * not preserve it's value.  Hairy, but it lets us remove 2 loads
+	 * not preserve its value.  Hairy, but it lets us remove 2 loads
 	 * and 2 stores in this critical code path.  -DaveM
 	 */
 #define switch_to(prev, next, last)					\