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mm: drop duplicated words in <linux/pgtable.h>

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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@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: SeongJae Park <sjpark@amazon.de>
Link: http://lkml.kernel.org/r/2bb6e13e-44df-4920-52d9-4d3539945f73@infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Randy Dunlap 2020-08-11 18:32:27 -07:00 committed by Linus Torvalds
parent de1193f0be
commit 1067b261cc
1 changed files with 6 additions and 6 deletions
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12
include/linux/pgtable.h
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@ -804,7 +804,7 @@ static inline void ptep_modify_prot_commit(struct vm_area_struct *vma,
/* /*
* No-op macros that just return the current protection value. Defined here * 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_nx #ifndef pgprot_nx
@ -1234,7 +1234,7 @@ static inline int pmd_trans_unstable(pmd_t *pmd)
* Technically a PTE can be PROTNONE even when not doing NUMA balancing but * 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 * 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 * 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 * is the responsibility of the caller to distinguish between PROT_NONE
* protections and NUMA hinting fault protections. * protections and NUMA hinting fault protections.
*/ */
@ -1318,10 +1318,10 @@ static inline int pmd_free_pte_page(pmd_t *pmd, unsigned long addr)
/* /*
* ARCHes with special requirements for evicting THP backing TLB entries can * ARCHes with special requirements for evicting THP backing TLB entries can
* implement this. Otherwise also, it can help optimize normal TLB flush in * implement this. Otherwise also, it can help optimize normal TLB flush in
* THP regime. stock flush_tlb_range() typically has optimization to nuke the * 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 * 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 * likely be true for a single huge page. Thus a single THP flush will
* invalidate the entire TLB which is not desitable. * invalidate the entire TLB which is not desirable.
* e.g. see arch/arc: flush_pmd_tlb_range * e.g. see arch/arc: flush_pmd_tlb_range
*/ */
#define flush_pmd_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end) #define flush_pmd_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end)