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sh/tlb: Convert SH to generic mmu_gather

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Generic mmu_gather provides everything SH needs (range tracking and
cache coherency).

No change in behavior intended.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Nick Piggin <npiggin@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rich Felker <dalias@libc.org>
Cc: Rik van Riel <riel@surriel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra 2018-09-04 14:45:04 +02:00 • committed by Ingo Molnar
parent e154700774
commit c5b27a889d
2 changed files with 10 additions and 129 deletions
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9
arch/sh/include/asm/pgalloc.h
View file

@ -70,6 +70,15 @@ do { \
tlb_remove_page((tlb), (pte)); \
} while (0)
#if CONFIG_PGTABLE_LEVELS > 2
#define __pmd_free_tlb(tlb, pmdp, addr) \
do { \
struct page *page = virt_to_page(pmdp); \
pgtable_pmd_page_dtor(page); \
tlb_remove_page((tlb), page); \
} while (0);
#endif
static inline void check_pgt_cache(void)
{
quicklist_trim(QUICK_PT, NULL, 25, 16);