The patch titled
Subject: sh: switch to generic version of pte allocation
has been added to the -mm tree. Its filename is
sh-switch-to-generic-version-of-pte-allocation.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/sh-switch-to-generic-version-of-pte-allocation.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/sh-switch-to-generic-version-of-pte-allocation.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Mike Rapoport <rppt@xxxxxxxxxxxxx>
Subject: sh: switch to generic version of pte allocation
The sh implementation pte_alloc_one(), pte_alloc_one_kernel(),
pte_free_kernel() and pte_free() is identical to the generic except of
lack of __GFP_ACCOUNT for the user PTEs allocation.
Switch sh to use generic version of these functions.
Link: http://lkml.kernel.org/r/1565250728-21721-4-git-send-email-rppt@xxxxxxxxxxxxx
Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/sh/include/asm/pgalloc.h | 34 --------------------------------
1 file changed, 1 insertion(+), 33 deletions(-)
--- a/arch/sh/include/asm/pgalloc.h~sh-switch-to-generic-version-of-pte-allocation
+++ a/arch/sh/include/asm/pgalloc.h
@@ -3,6 +3,7 @@
#define __ASM_SH_PGALLOC_H
#include <asm/page.h>
+#include <asm-generic/pgalloc.h>
extern pgd_t *pgd_alloc(struct mm_struct *);
extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
@@ -26,39 +27,6 @@ static inline void pmd_populate(struct m
}
#define pmd_pgtable(pmd) pmd_page(pmd)
-/*
- * Allocate and free page tables.
- */
-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
-{
- return (pte_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
-}
-
-static inline pgtable_t pte_alloc_one(struct mm_struct *mm)
-{
- struct page *page;
-
- page = alloc_page(GFP_KERNEL | __GFP_ZERO);
- if (!page)
- return NULL;
- if (!pgtable_page_ctor(page)) {
- __free_page(page);
- return NULL;
- }
- return page;
-}
-
-static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
-{
- free_page((unsigned long)pte);
-}
-
-static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
-{
- pgtable_page_dtor(pte);
- __free_page(pte);
-}
-
#define __pte_free_tlb(tlb,pte,addr) \
do { \
pgtable_page_dtor(pte); \
_
Patches currently in -mm which might be from rppt@xxxxxxxxxxxxx are
ia64-switch-to-generic-version-of-pte-allocation.patch
sh-switch-to-generic-version-of-pte-allocation.patch
mm-madvise-reduce-code-duplication-in-error-handling-paths.patch
