tree 9ec466f324249340f04d4123a024411c539fff4b
parent 20f69538b9ab7175e1474a73e2793b8278846e1e
author Guo Ren <guoren@linux.alibaba.com> 1590474890 +0000
committer Guo Ren <guoren@linux.alibaba.com> 1590625116 +0000

csky: Fixup CONFIG_DEBUG_RSEQ

Put the rseq_syscall check point at the prologue of the syscall
will break the a0 ... a7. This will casue system call bug when
DEBUG_RSEQ is enabled.

So move it to the epilogue of syscall, but before syscall_trace.

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>