From d225bb8d8a897d35c7beedcaba6caf57b3a4d292 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Tue, 13 Aug 2019 11:01:41 +0200 Subject: [PATCH 1/1] arm64: unexport set_memory_x and set_memory_nx No module currently messed with clearing or setting the execute permission of kernel memory, and none really should. Signed-off-by: Christoph Hellwig Signed-off-by: Will Deacon --- arch/arm64/mm/pageattr.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm64/mm/pageattr.c b/arch/arm64/mm/pageattr.c index 03c53f16ee77..9ce7bd9d4d9c 100644 --- a/arch/arm64/mm/pageattr.c +++ b/arch/arm64/mm/pageattr.c @@ -128,7 +128,6 @@ int set_memory_nx(unsigned long addr, int numpages) __pgprot(PTE_PXN), __pgprot(0)); } -EXPORT_SYMBOL_GPL(set_memory_nx); int set_memory_x(unsigned long addr, int numpages) { @@ -136,7 +135,6 @@ int set_memory_x(unsigned long addr, int numpages) __pgprot(0), __pgprot(PTE_PXN)); } -EXPORT_SYMBOL_GPL(set_memory_x); int set_memory_valid(unsigned long addr, int numpages, int enable) { -- 2.20.1