qemu/accel
Richard Henderson ec603b5584 tcg: Record code_gen_buffer address for user-only memory helpers
When we handle a signal from a fault within a user-only memory helper,
we cannot cpu_restore_state with the PC found within the signal frame.
Use a TLS variable, helper_retaddr, to record the unwind start point
to find the faulting guest insn.

Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2017-11-15 10:33:27 +01:00
..
kvm kvm: simplify kvm_align_section() 2017-10-18 10:15:00 +02:00
stubs kvm: check KVM_CAP_SYNC_MMU with kvm_vm_check_extension() 2017-10-02 14:38:06 +02:00
tcg tcg: Record code_gen_buffer address for user-only memory helpers 2017-11-15 10:33:27 +01:00
accel.c accel: cleanup error output 2017-08-01 17:27:33 +02:00
Makefile.objs tcg: add the CONFIG_TCG into Makefiles 2017-07-05 09:12:44 +02:00