linux-kernel - [PATCH] mm: drop duplicated words in <linux/pgtable.h>

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Date:   Wed, 15 Jul 2020 18:29:51 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     LKML <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux MM <linux-mm@...ck.org>
Subject: [PATCH] mm: drop duplicated words in <linux/pgtable.h>

From: Randy Dunlap <rdunlap@...radead.org>

Drop the doubled words "used" and "by".

Drop the repeated acronym "TLB" and make several other fixes around it.
(capital letters, spellos)

Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: linux-mm@...ck.org
---
 include/linux/pgtable.h |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

--- linux-next-20200714.orig/include/linux/pgtable.h
+++ linux-next-20200714/include/linux/pgtable.h
@@ -866,7 +866,7 @@ static inline void ptep_modify_prot_comm
 
 /*
  * No-op macros that just return the current protection value. Defined here
- * because these macros can be used used even if CONFIG_MMU is not defined.
+ * because these macros can be used even if CONFIG_MMU is not defined.
  */
 #ifndef pgprot_encrypted
 #define pgprot_encrypted(prot)	(prot)
@@ -1259,7 +1259,7 @@ static inline int pmd_trans_unstable(pmd
  * Technically a PTE can be PROTNONE even when not doing NUMA balancing but
  * the only case the kernel cares is for NUMA balancing and is only ever set
  * when the VMA is accessible. For PROT_NONE VMAs, the PTEs are not marked
- * _PAGE_PROTNONE so by by default, implement the helper as "always no". It
+ * _PAGE_PROTNONE so by default, implement the helper as "always no". It
  * is the responsibility of the caller to distinguish between PROT_NONE
  * protections and NUMA hinting fault protections.
  */
@@ -1343,10 +1343,10 @@ static inline int pmd_free_pte_page(pmd_
 /*
  * ARCHes with special requirements for evicting THP backing TLB entries can
  * implement this. Otherwise also, it can help optimize normal TLB flush in
- * THP regime. stock flush_tlb_range() typically has optimization to nuke the
- * entire TLB TLB if flush span is greater than a threshold, which will
- * likely be true for a single huge page. Thus a single thp flush will
- * invalidate the entire TLB which is not desitable.
+ * THP regime. Stock flush_tlb_range() typically has optimization to nuke the
+ * entire TLB if flush span is greater than a threshold, which will
+ * likely be true for a single huge page. Thus a single THP flush will
+ * invalidate the entire TLB which is not desirable.
  * e.g. see arch/arc: flush_pmd_tlb_range
  */
 #define flush_pmd_tlb_range(vma, addr, end)	flush_tlb_range(vma, addr, end)