• Pratyush Anand's avatar
    arm64: Add uprobe support · 9842ceae
    Pratyush Anand authored
    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: default avatarPratyush Anand <panand@redhat.com>
    Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
    9842ceae
signal.c 11.3 KB