powerpc: fix typos in comments

Various spelling mistakes in comments.
Detected with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220430185654.5855-1-Julia.Lawall@inria.fr

10 files changed, 13 insertions, 13 deletions

diff --git a/arch/powerpc/mm/book3s64/hash_pgtable.c b/arch/powerpc/mm/book3s64/hash_pgtable.c
index 7ce8914992e3..2e0cad5817ba 100644
--- a/arch/powerpc/mm/book3s64/hash_pgtable.c
+++ b/arch/powerpc/mm/book3s64/hash_pgtable.c
@@ -377,7 +377,7 @@ int hash__has_transparent_hugepage(void)
 	if (mmu_psize_defs[MMU_PAGE_16M].shift != PMD_SHIFT)
 		return 0;
 	/*
-	 * We need to make sure that we support 16MB hugepage in a segement
+	 * We need to make sure that we support 16MB hugepage in a segment
 	 * with base page size 64K or 4K. We only enable THP with a PAGE_SIZE
 	 * of 64K.
 	 */
diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c
index 72a3eca02449..20662d378fd4 100644
--- a/arch/powerpc/mm/book3s64/hash_utils.c
+++ b/arch/powerpc/mm/book3s64/hash_utils.c
@@ -1338,7 +1338,7 @@ static int subpage_protection(struct mm_struct *mm, unsigned long ea)
 	spp >>= 30 - 2 * ((ea >> 12) & 0xf);
 
 	/*
-	 * 0 -> full premission
+	 * 0 -> full permission
 	 * 1 -> Read only
 	 * 2 -> no access.
 	 * We return the flag that need to be cleared.
@@ -1659,7 +1659,7 @@ DEFINE_INTERRUPT_HANDLER(do_hash_fault)
 
 	err = hash_page_mm(mm, ea, access, TRAP(regs), flags);
 	if (unlikely(err < 0)) {
-		// failed to instert a hash PTE due to an hypervisor error
+		// failed to insert a hash PTE due to an hypervisor error
 		if (user_mode(regs)) {
 			if (IS_ENABLED(CONFIG_PPC_SUBPAGE_PROT) && err == -2)
 				_exception(SIGSEGV, regs, SEGV_ACCERR, ea);
diff --git a/arch/powerpc/mm/book3s64/pgtable.c b/arch/powerpc/mm/book3s64/pgtable.c
index 052e6590f84f..071bb66c3ad9 100644
--- a/arch/powerpc/mm/book3s64/pgtable.c
+++ b/arch/powerpc/mm/book3s64/pgtable.c
@@ -331,7 +331,7 @@ static pmd_t *__alloc_for_pmdcache(struct mm_struct *mm)
 	spin_lock(&mm->page_table_lock);
 	/*
 	 * If we find pgtable_page set, we return
-	 * the allocated page with single fragement
+	 * the allocated page with single fragment
 	 * count.
 	 */
 	if (likely(!mm->context.pmd_frag)) {
diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c
index def04631a74d..db2f3d193448 100644
--- a/arch/powerpc/mm/book3s64/radix_pgtable.c
+++ b/arch/powerpc/mm/book3s64/radix_pgtable.c
@@ -359,7 +359,7 @@ static void __init radix_init_pgtable(void)
 	if (!cpu_has_feature(CPU_FTR_HVMODE) &&
 			cpu_has_feature(CPU_FTR_P9_RADIX_PREFETCH_BUG)) {
 		/*
-		 * Older versions of KVM on these machines perfer if the
+		 * Older versions of KVM on these machines prefer if the
 		 * guest only uses the low 19 PID bits.
 		 */
 		mmu_pid_bits = 19;
diff --git a/arch/powerpc/mm/book3s64/radix_tlb.c b/arch/powerpc/mm/book3s64/radix_tlb.c
index 7724af19ed7e..dda51fef2d2e 100644
--- a/arch/powerpc/mm/book3s64/radix_tlb.c
+++ b/arch/powerpc/mm/book3s64/radix_tlb.c
@@ -397,7 +397,7 @@ static inline void _tlbie_pid(unsigned long pid, unsigned long ric)
 
 	/*
 	 * Workaround the fact that the "ric" argument to __tlbie_pid
-	 * must be a compile-time contraint to match the "i" constraint
+	 * must be a compile-time constraint to match the "i" constraint
 	 * in the asm statement.
 	 */
 	switch (ric) {
diff --git a/arch/powerpc/mm/book3s64/slb.c b/arch/powerpc/mm/book3s64/slb.c
index 81091b9587f6..6956f637a38c 100644
--- a/arch/powerpc/mm/book3s64/slb.c
+++ b/arch/powerpc/mm/book3s64/slb.c
@@ -347,7 +347,7 @@ void slb_setup_new_exec(void)
 	/*
 	 * We have no good place to clear the slb preload cache on exec,
 	 * flush_thread is about the earliest arch hook but that happens
-	 * after we switch to the mm and have aleady preloaded the SLBEs.
+	 * after we switch to the mm and have already preloaded the SLBEs.
 	 *
 	 * For the most part that's probably okay to use entries from the
 	 * previous exec, they will age out if unused. It may turn out to
@@ -615,7 +615,7 @@ static void slb_cache_update(unsigned long esid_data)
 	} else {
 		/*
 		 * Our cache is full and the current cache content strictly
-		 * doesn't indicate the active SLB conents. Bump the ptr
+		 * doesn't indicate the active SLB contents. Bump the ptr
 		 * so that switch_slb() will ignore the cache.
 		 */
 		local_paca->slb_cache_ptr = SLB_CACHE_ENTRIES + 1;
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 83c0ee9fbf05..2e11952057f8 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -111,7 +111,7 @@ static int __meminit vmemmap_populated(unsigned long vmemmap_addr, int vmemmap_m
 }
 
 /*
- * vmemmap virtual address space management does not have a traditonal page
+ * vmemmap virtual address space management does not have a traditional page
  * table to track which virtual struct pages are backed by physical mapping.
  * The virtual to physical mappings are tracked in a simple linked list
  * format. 'vmemmap_list' maintains the entire vmemmap physical mapping at
@@ -128,7 +128,7 @@ static struct vmemmap_backing *next;
 
 /*
  * The same pointer 'next' tracks individual chunks inside the allocated
- * full page during the boot time and again tracks the freeed nodes during
+ * full page during the boot time and again tracks the freed nodes during
  * runtime. It is racy but it does not happen as they are separated by the
  * boot process. Will create problem if some how we have memory hotplug
  * operation during boot !!
diff --git a/arch/powerpc/mm/nohash/book3e_hugetlbpage.c b/arch/powerpc/mm/nohash/book3e_hugetlbpage.c
index 8b88be91b622..307ca919d393 100644
--- a/arch/powerpc/mm/nohash/book3e_hugetlbpage.c
+++ b/arch/powerpc/mm/nohash/book3e_hugetlbpage.c
@@ -142,7 +142,7 @@ book3e_hugetlb_preload(struct vm_area_struct *vma, unsigned long ea, pte_t pte)
 	tsize = shift - 10;
 	/*
 	 * We can't be interrupted while we're setting up the MAS
-	 * regusters or after we've confirmed that no tlb exists.
+	 * registers or after we've confirmed that no tlb exists.
 	 */
 	local_irq_save(flags);
 
diff --git a/arch/powerpc/mm/nohash/kaslr_booke.c b/arch/powerpc/mm/nohash/kaslr_booke.c
index 96c38f971603..636ec583d989 100644
--- a/arch/powerpc/mm/nohash/kaslr_booke.c
+++ b/arch/powerpc/mm/nohash/kaslr_booke.c
@@ -315,7 +315,7 @@ static unsigned long __init kaslr_choose_location(void *dt_ptr, phys_addr_t size
 	ram = map_mem_in_cams(ram, CONFIG_LOWMEM_CAM_NUM, true, true);
 	linear_sz = min_t(unsigned long, ram, SZ_512M);
 
-	/* If the linear size is smaller than 64M, do not randmize */
+	/* If the linear size is smaller than 64M, do not randomize */
 	if (linear_sz < SZ_64M)
 		return 0;
 
diff --git a/arch/powerpc/mm/pgtable-frag.c b/arch/powerpc/mm/pgtable-frag.c
index 97ae4935da79..20652daa1d7e 100644
--- a/arch/powerpc/mm/pgtable-frag.c
+++ b/arch/powerpc/mm/pgtable-frag.c
@@ -83,7 +83,7 @@ static pte_t *__alloc_for_ptecache(struct mm_struct *mm, int kernel)
 	spin_lock(&mm->page_table_lock);
 	/*
 	 * If we find pgtable_page set, we return
-	 * the allocated page with single fragement
+	 * the allocated page with single fragment
 	 * count.
 	 */
 	if (likely(!pte_frag_get(&mm->context))) {