* [merged] opeinrisc-switch-to-generic-version-of-pte-allocation.patch removed from -mm tree
@ 2020-08-10 2:37 akpm
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From: akpm @ 2020-08-10 2:37 UTC (permalink / raw)
To: abdhalee, arnd, christophe.leroy, geert, jcmvbkbc, joro, jroedel,
luto, mm-commits, penberg, peterz, rostedt, rppt, sathnaga, sfr,
shorne, willy
The patch titled
Subject: opeinrisc: switch to generic version of pte allocation
has been removed from the -mm tree. Its filename was
opeinrisc-switch-to-generic-version-of-pte-allocation.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Mike Rapoport <rppt@linux.ibm.com>
Subject: opeinrisc: switch to generic version of pte allocation
Replace pte_alloc_one(), pte_free() and pte_free_kernel() with the generic
implementation. The only actual functional change is the addition of
__GFP_ACCOUT for the allocation of the user page tables.
The pte_alloc_one_kernel() is kept back because its implementation on
openrisc is different than the generic one.
Link: http://lkml.kernel.org/r/20200627143453.31835-3-rppt@kernel.org
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Acked-by: Stafford Horne <shorne@gmail.com>
Reviewed-by: Pekka Enberg <penberg@kernel.org>
Cc: Abdul Haleem <abdhalee@linux.vnet.ibm.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Joerg Roedel <jroedel@suse.de>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
arch/openrisc/include/asm/pgalloc.h | 33 ++------------------------
1 file changed, 3 insertions(+), 30 deletions(-)
--- a/arch/openrisc/include/asm/pgalloc.h~opeinrisc-switch-to-generic-version-of-pte-allocation
+++ a/arch/openrisc/include/asm/pgalloc.h
@@ -20,6 +20,9 @@
#include <linux/mm.h>
#include <linux/memblock.h>
+#define __HAVE_ARCH_PTE_ALLOC_ONE_KERNEL
+#include <asm-generic/pgalloc.h>
+
extern int mem_init_done;
#define pmd_populate_kernel(mm, pmd, pte) \
@@ -61,38 +64,8 @@ extern inline pgd_t *pgd_alloc(struct mm
}
#endif
-static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
-{
- free_page((unsigned long)pgd);
-}
-
extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
-static inline struct page *pte_alloc_one(struct mm_struct *mm)
-{
- struct page *pte;
- pte = alloc_pages(GFP_KERNEL, 0);
- if (!pte)
- return NULL;
- clear_page(page_address(pte));
- if (!pgtable_pte_page_ctor(pte)) {
- __free_page(pte);
- return NULL;
- }
- return pte;
-}
-
-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, struct page *pte)
-{
- pgtable_pte_page_dtor(pte);
- __free_page(pte);
-}
-
#define __pte_free_tlb(tlb, pte, addr) \
do { \
pgtable_pte_page_dtor(pte); \
_
Patches currently in -mm which might be from rppt@linux.ibm.com are
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2020-08-10 2:37 [merged] opeinrisc-switch-to-generic-version-of-pte-allocation.patch removed from -mm tree akpm
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