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Date: Mon, 28 Dec 2020 13:50:21 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Christophe Leroy <christophe.leroy@...roup.eu>, Michael Ellerman <mpe@...erman.id.au> Subject: [PATCH 5.4 385/453] powerpc/mm: Fix verification of MMU_FTR_TYPE_44x From: Christophe Leroy <christophe.leroy@...roup.eu> commit 17179aeb9d34cc81e1a4ae3f85e5b12b13a1f8d0 upstream. MMU_FTR_TYPE_44x cannot be checked by cpu_has_feature() Use mmu_has_feature() instead Fixes: 23eb7f560a2a ("powerpc: Convert flush_icache_range & friends to C") Cc: stable@...r.kernel.org Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu> Signed-off-by: Michael Ellerman <mpe@...erman.id.au> Link: https://lore.kernel.org/r/ceede82fadf37f3b8275e61fcf8cf29a3e2ec7fe.1602351011.git.christophe.leroy@csgroup.eu Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- arch/powerpc/mm/mem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -530,7 +530,7 @@ void __flush_dcache_icache(void *p) * space occurs, before returning to user space. */ - if (cpu_has_feature(MMU_FTR_TYPE_44x)) + if (mmu_has_feature(MMU_FTR_TYPE_44x)) return; invalidate_icache_range(addr, addr + PAGE_SIZE);
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