Commit 43f0f97d authored Jan 31, 2020 by Peter Zijlstra Committed by Geert Uytterhoeven Feb 10, 2020

m68k: mm: Remove stray nocache in ColdFire pgalloc



Since ColdFire V4e is a software TLB-miss architecture, there is no
need for page-tables to be mapped uncached. Remove this stray
nocache_page() dance, which isn't paired with a cache_page() and looks
like a copy/paste/edit fail.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Will Deacon <will@kernel.org>
Acked-by: Greg Ungerer <gerg@linux-m68k.org>
Tested-by: Michael Schmitz <schmitzmic@gmail.com>
Tested-by: Greg Ungerer <gerg@linux-m68k.org>
Link: https://lore.kernel.org/r/20200131125403.481739981@infradead.org


Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

parent bb6d3fb3

arch/m68k/include/asm/mcf_pgalloc.h

+1 −5

Original line number	Diff line number	Diff line
		@@ -55,12 +55,8 @@ static inline struct page pte_alloc_one(struct mm_struct mm)
		}

		pte = kmap(page);
		if (pte) {
		if (pte)
		clear_page(pte);
		__flush_page_to_ram(pte);
		flush_tlb_kernel_page(pte);
		nocache_page(pte);
		}
		kunmap(page);

		return page;

Admin message