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Commit ae5db6d1 authored by Richard Weinberger's avatar Richard Weinberger
Browse files

Revert "um: Fix wait_stub_done() error handling" 



This reverts commit 0974a9ca.
The real for for that issue is to release current->mm->mmap_sem in
fix_range_common().

Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent d0571909

arch/um/os-Linux/skas/process.c

+2 −7
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ static int ptrace_dump_regs(int pid) 


void wait_stub_done(int pid)

{

	int n, status, err, bad_stop = 0;

	int n, status, err;



	while (1) {

		CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED | __WALL));
@@ -74,8 +74,6 @@ void wait_stub_done(int pid) 


	if (((1 << WSTOPSIG(status)) & STUB_DONE_MASK) != 0)

		return;

	else

		bad_stop = 1;



bad_wait:

	err = ptrace_dump_regs(pid);
@@ -85,9 +83,6 @@ void wait_stub_done(int pid) 
	printk(UM_KERN_ERR "wait_stub_done : failed to wait for SIGTRAP, "

	       "pid = %d, n = %d, errno = %d, status = 0x%x\n", pid, n, errno,

	       status);

	if (bad_stop)

		kill(pid, SIGKILL);

	else

	fatal_sigsegv();

}