Cc-ing the kernel list and printk people. Wen Yang, any chance we can switch to email? Bugzilla is not very handful.
On (03/26/18 02:40), bugzilla-dae...@bugzilla.kernel.org wrote: > https://bugzilla.kernel.org/show_bug.cgi?id=199003 > > --- Comment #11 from Wen Yang (wen.yan...@zte.com.cn) --- > Hello Steven, > > +module_param_named(synchronous, printk_sync, bool, S_IRUGO); > +MODULE_PARM_DESC(synchronous, "make printing to console synchronous"); > > It's depend on this kernel parameter(printk.synchronous), but this parameter > is > readonly. > So we must change grub files, and alse need to restart the server for changes > to take effect. > If we can configure it dynamically, it will be more useful. So you are testing printk_kthread now, right? May I ask why? Did Steven's patch help? -ss
