diff options
Diffstat (limited to 'arch/um/os-Linux/skas/process.c')
| -rw-r--r-- | arch/um/os-Linux/skas/process.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c index 4fb877b99dde..0621d521208e 100644 --- a/arch/um/os-Linux/skas/process.c +++ b/arch/um/os-Linux/skas/process.c @@ -400,7 +400,20 @@ void userspace(struct uml_pt_regs *regs, unsigned long *aux_fp_regs) if (WIFSTOPPED(status)) { int sig = WSTOPSIG(status); - ptrace(PTRACE_GETSIGINFO, pid, 0, (struct siginfo *)&si); + /* These signal handlers need the si argument. + * The SIGIO and SIGALARM handlers which constitute the + * majority of invocations, do not use it. + */ + switch (sig) { + case SIGSEGV: + case SIGTRAP: + case SIGILL: + case SIGBUS: + case SIGFPE: + case SIGWINCH: + ptrace(PTRACE_GETSIGINFO, pid, 0, (struct siginfo *)&si); + break; + } switch (sig) { case SIGSEGV: |