diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2021-01-24 08:02:11 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-01-24 21:34:53 +0300 |
| commit | 785025820a6a565185ce9d47fdd8d23dbf91dee8 (patch) | |
| tree | 71df67a08c82af221b2445a4d94360a7268fd306 | |
| parent | 8c0d5d78f3596e203e9cd27563a8380649c03ad0 (diff) | |
| download | linux-785025820a6a565185ce9d47fdd8d23dbf91dee8.tar.xz | |
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 <tglx@linutronix.de>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Paul Cercueil <paul@crapouillou.net>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/powerpc/include/asm/highmem.h | 2 |
1 files changed, 2 insertions, 0 deletions
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) \ |