From 9842ceae9fa8deae141533d52a6ead7666962c09 Mon Sep 17 00:00:00 2001 From: Pratyush Anand Date: Wed, 2 Nov 2016 14:40:46 +0530 Subject: arm64: Add uprobe support This patch adds support for uprobe on ARM64 architecture. Unit tests for following have been done so far and they have been found working 1. Step-able instructions, like sub, ldr, add etc. 2. Simulation-able like ret, cbnz, cbz etc. 3. uretprobe 4. Reject-able instructions like sev, wfe etc. 5. trapped and abort xol path 6. probe at unaligned user address. 7. longjump test cases Currently it does not support aarch32 instruction probing. Signed-off-by: Pratyush Anand Signed-off-by: Catalin Marinas --- arch/arm64/mm/flush.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm64/mm/flush.c') diff --git a/arch/arm64/mm/flush.c b/arch/arm64/mm/flush.c index 8377329d8c97..2d78d5a9b89f 100644 --- a/arch/arm64/mm/flush.c +++ b/arch/arm64/mm/flush.c @@ -32,7 +32,7 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, __flush_icache_all(); } -static void sync_icache_aliases(void *kaddr, unsigned long len) +void sync_icache_aliases(void *kaddr, unsigned long len) { unsigned long addr = (unsigned long)kaddr; -- cgit v1.2.3-59-g8ed1b