powerpc/mm: Rename pte fragment functions

kvaneesh · mpe · commit 8ce74cffff91 · 2018-05-15T22:29:10.000+10:00
We rename the alloc and get_from_cache to indicate they operate on pte
fragments. In later patch we will add pmd fragment support.

No functional change in this patch.

Signed-off-by: Aneesh Kumar K.V &lt;aneesh.kumar@linux.vnet.ibm.com&gt;
Signed-off-by: Michael Ellerman &lt;mpe@ellerman.id.au&gt;
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c
@@ -314,7 +314,7 @@ struct page *pmd_page(pmd_t pmd)
 }
 
 #ifdef CONFIG_PPC_64K_PAGES
-static pte_t *get_from_cache(struct mm_struct *mm)
+static pte_t *get_pte_from_cache(struct mm_struct *mm)
 {
 	void *pte_frag, *ret;
 
@@ -333,7 +333,7 @@ static pte_t *get_from_cache(struct mm_struct *mm)
 	return (pte_t *)ret;
 }
 
-static pte_t *__alloc_for_cache(struct mm_struct *mm, int kernel)
+static pte_t *__alloc_for_ptecache(struct mm_struct *mm, int kernel)
 {
 	void *ret = NULL;
 	struct page *page;
@@ -372,12 +372,13 @@ pte_t *pte_fragment_alloc(struct mm_struct *mm, unsigned long vmaddr, int kernel
 {
 	pte_t *pte;
 
-	pte = get_from_cache(mm);
+	pte = get_pte_from_cache(mm);
 	if (pte)
 		return pte;
 
-	return __alloc_for_cache(mm, kernel);
+	return __alloc_for_ptecache(mm, kernel);
 }
+
 #endif /* CONFIG_PPC_64K_PAGES */
 
 void pte_fragment_free(unsigned long *table, int kernel)

Original file line number	Diff line number	Diff line change
`@@ -314,7 +314,7 @@ struct page *pmd_page(pmd_t pmd)`
`314`	`314`	`}`
`315`	`315`
`316`	`316`	`#ifdef CONFIG_PPC_64K_PAGES`
`317`		`-static pte_t get_from_cache(struct mm_struct mm)`
	`317`	`+static pte_t get_pte_from_cache(struct mm_struct mm)`
`318`	`318`	`{`
`319`	`319`	`void pte_frag, ret;`
`320`	`320`
`@@ -333,7 +333,7 @@ static pte_t get_from_cache(struct mm_struct mm)`
`333`	`333`	`return (pte_t *)ret;`
`334`	`334`	`}`
`335`	`335`
`336`		`-static pte_t __alloc_for_cache(struct mm_struct mm, int kernel)`
	`336`	`+static pte_t __alloc_for_ptecache(struct mm_struct mm, int kernel)`
`337`	`337`	`{`
`338`	`338`	`void *ret = NULL;`
`339`	`339`	`struct page *page;`
`@@ -372,12 +372,13 @@ pte_t pte_fragment_alloc(struct mm_struct mm, unsigned long vmaddr, int kernel`
`372`	`372`	`{`
`373`	`373`	`pte_t *pte;`
`374`	`374`
`375`		`- pte = get_from_cache(mm);`
	`375`	`+ pte = get_pte_from_cache(mm);`
`376`	`376`	`if (pte)`
`377`	`377`	`return pte;`
`378`	`378`
`379`		`- return __alloc_for_cache(mm, kernel);`
	`379`	`+ return __alloc_for_ptecache(mm, kernel);`
`380`	`380`	`}`
	`381`	`+`
`381`	`382`	`#endif /* CONFIG_PPC_64K_PAGES */`
`382`	`383`
`383`	`384`	`void pte_fragment_free(unsigned long *table, int kernel)`