Commit fd052bf6 authored by Riku Voipio's avatar Riku Voipio Committed by Aurelien Jarno
Browse files

linux-user: remove signal handler before calling abort() 



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: default avatarRiku Voipio <riku.voipio@nokia.com>
parent cab1b4bd

exec.c

+9 −0
Original line number Diff line number Diff line
@@ -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();

}