Re: [PATCH v7 2/2] selftests: add tests for pidfd_send_signal()
flat view
From: "Serge E. Hallyn" <serge@hallyn.com>
Date: 2019-01-08 17:54:17
Also in:
linux-fsdevel, lkml
On Tue, Jan 08, 2019 at 10:53:06AM -0700, Tycho Andersen wrote:
On Wed, Jan 02, 2019 at 05:16:54PM +0100, Christian Brauner wrote:quoted
+ /* + * Stop the child so we can inspect whether we have + * recycled pid PID_RECYCLE. + */ + close(pipe_fds[0]); + ret = kill(recycled_pid, SIGSTOP); + close(pipe_fds[1]); + if (ret) { + (void)wait_for_pid(recycled_pid); + _exit(PIDFD_ERROR); + }Sorry for being late to the party, but I wonder if this whole thing couldn't be simplified with /proc/sys/kenrel/ns_last_pid?
no, bc it's not namespaced :)