From: Riku Voipio <riku.voi...@nokia.com>
Qemu may hang in host_signal_handler after qemu has done a
seppuku with cpu_abort(). But at this stage we are not really
interested in target process coredump anymore, so unregister
host_signal_handler to die grafefully.
Signed-off-by: Riku Voipio <riku.voi...@nokia.com>
---
exec.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/exec.c b/exec.c
index 431e104..eeb17d0 100644
--- a/exec.c
+++ b/exec.c
@@ -40,6 +40,7 @@
#include "kvm.h"
#if defined(CONFIG_USER_ONLY)
#include <qemu.h>
+#include <signal.h>
#endif
//#define DEBUG_TB_INVALIDATE
@@ -1692,6 +1693,14 @@ void cpu_abort(CPUState *env, const char *fmt, ...)
}
va_end(ap2);
va_end(ap);
+#if defined(CONFIG_USER_ONLY)
+ {
+ struct sigaction act;
+ sigfillset(&act.sa_mask);
+ act.sa_handler = SIG_DFL;
+ sigaction(SIGABRT, &act, NULL);
+ }
+#endif
abort();
}
--
1.6.5
