From 785025820a6a565185ce9d47fdd8d23dbf91dee8 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Sat, 23 Jan 2021 21:02:11 -0800 Subject: powerpc/mm/highmem: use __set_pte_at() for kmap_local() The original PowerPC highmem mapping function used __set_pte_at() to denote that the mapping is per CPU. This got lost with the conversion to the generic implementation. Override the default map function. Link: https://lkml.kernel.org/r/20210112170411.281464308@linutronix.de Fixes: 47da42b27a56 ("powerpc/mm/highmem: Switch to generic kmap atomic") Signed-off-by: Thomas Gleixner Cc: Michael Ellerman Cc: Andreas Larsson Cc: "David S. Miller" Cc: Paul Cercueil Cc: Peter Zijlstra Cc: Thomas Bogendoerfer Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/powerpc/include/asm/highmem.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/powerpc/include/asm/highmem.h b/arch/powerpc/include/asm/highmem.h index 80a5ae771c65..c0fcd1bbdba9 100644 --- a/arch/powerpc/include/asm/highmem.h +++ b/arch/powerpc/include/asm/highmem.h @@ -58,6 +58,8 @@ extern pte_t *pkmap_page_table; #define flush_cache_kmaps() flush_cache_all() +#define arch_kmap_local_set_pte(mm, vaddr, ptep, ptev) \ + __set_pte_at(mm, vaddr, ptep, ptev, 1) #define arch_kmap_local_post_map(vaddr, pteval) \ local_flush_tlb_page(NULL, vaddr) #define arch_kmap_local_post_unmap(vaddr) \ -- cgit v1.2.3