On Tue 2018-02-13 17:35:05, Sergey Senozhatsky wrote: > On (02/13/18 15:28), Dave Young wrote: > > > > dump_stack related stuff should belong to lib/dump_stack.c thus move them > > there. Also conditionally compile lib/dump_stack.c since dump_stack code > > does not make sense if printk is disabled. > > > > Signed-off-by: Dave Young <dyo...@redhat.com> > > Suggested-by: Steven Rostedt <rost...@goodmis.org> > > Suggested-by: Sergey Senozhatsky <sergey.senozhatsky.w...@gmail.com> > > Reviewed-by: Sergey Senozhatsky <sergey.senozhat...@gmail.com>
Looks OK to me as well. Reviewed-by: Petr Mladek <pmla...@suse.com> I have pushed it into printk.git, branch for-4.17. > The patch also saves us some additional memory on !PRINTK configs. > For example things like this > > if (kobj->state_initialized) { > /* do not error out as sometimes we can recover */ > printk(KERN_ERR "kobject (%p): tried to init an initialized " > "object, something is seriously wrong.\n", kobj); > dump_stack(); > } > > now we won't have that dump_stack() call, which does not seems to be doing > anything useful anyway when printk() is not available. Yup. Best Regards, Petr