Messages in this thread Patch in this message | | | From | nixiaoming <> | Subject | [PATCH 1/3] arm64:add missing CONFIG_STRICT_KERNEL_RWX for mark_rodata_ro | Date | Tue, 29 May 2018 21:36:15 +0800 |
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mark_rodata_ro is only called by the function mark_readonly when CONFIG_STRICT_KERNEL_RWX=y, if CONFIG_STRICT_KERNEL_RWX is not set a compile warning may be triggered: unused function
Signed-off-by: nixiaoming <nixiaoming@huawei.com> --- arch/arm64/mm/mmu.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index 2dbb2c9..849f326 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -491,6 +491,7 @@ static void __init map_mem(pgd_t *pgdp) #endif } +#ifdef CONFIG_STRICT_KERNEL_RWX void mark_rodata_ro(void) { unsigned long section_size; @@ -505,6 +506,7 @@ void mark_rodata_ro(void) debug_checkwx(); } +#endif static void __init map_kernel_segment(pgd_t *pgdp, void *va_start, void *va_end, pgprot_t prot, struct vm_struct *vma, -- 2.10.1
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