On 19.08.2016 12:48, Andrey Ryabinin wrote: > On 08/19/2016 03:14 AM, Dmitry Vyukov wrote: >> On Thu, Aug 18, 2016 at 3:08 AM, Andrey Ryabinin >> <aryabinin@xxxxxxxxxxxxx> wrote: >>> >>>> >>>> Sorry for delays, I am travelling. >>>> Do we need ".fini_array" section? It's also destructors that we don't >>>> run. Or does UML use them? Does discarding ".fini_array" help? >>>> >>> >>> libc has desctructors and use them for whatever purpose it needs. >> >> >> Does UML actually gracefully exit running global destructors? That >> would also require gracefully shutting down all threads/cpus. Doesn't >> it just _exit (or syscall(SYS_exit_group))? >> > > Sigh, I dunno, I didn't look that far. My intention was to fix build and keep old behavior unaffected. > If you want to wipe destructors, and think that this is ok, go ahead. UML exits like any regular C program does. The main() function is in arch/um/os-Linux/main.c, when the kernel terminates, hence linux_main() returns back to main() it just returns the exit code. At this point libc's destructors will run, right? Thanks, //richard -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html