arch/tile: support signal "exception-trace" hook

[firefly-linux-kernel-4.4.55.git] / arch / tile / kernel / single_step.c

diff --git a/arch/tile/kernel/single_step.c b/arch/tile/kernel/single_step.c
index 86df5a239b7012ed3f803465ad88cd8960333697..4032ca8e51b613b894bee171f1afa8468ffddb1d 100644 (file)
--- a/arch/tile/kernel/single_step.c
+++ b/arch/tile/kernel/single_step.c
@@ -186,6 +186,8 @@ static tile_bundle_bits rewrite_load_store_unaligned(
                        .si_code = SEGV_MAPERR,
                        .si_addr = addr
                };
+               trace_unhandled_signal("segfault", regs,
+                                      (unsigned long)addr, SIGSEGV);
                force_sig_info(info.si_signo, &info, current);
                return (tile_bundle_bits) 0;
        }
@@ -196,6 +198,8 @@ static tile_bundle_bits rewrite_load_store_unaligned(
                        .si_code = BUS_ADRALN,
                        .si_addr = addr
                };
+               trace_unhandled_signal("unaligned trap", regs,
+                                      (unsigned long)addr, SIGBUS);
                force_sig_info(info.si_signo, &info, current);
                return (tile_bundle_bits) 0;
        }