Re: [PATCH] tty/serial/8250: make touch watchdog settable

2021-01-06 Thread Sergey Senozhatsky
On (21/01/06 17:28), chenzhen (R) wrote: > On 21/1/6 15:33, Sergey Senozhatsky wrote: > > On (21/01/06 14:46), chenzhen wrote: > >> Since 54f19b4a6(tty/serial/8250: Touch NMI watchdog in wait_for_xmitr), > >> serial8250 > >> will always touch watchdog in write and wait_for_xmitr. However, > >> se

Re: [PATCH] tty/serial/8250: make touch watchdog settable

2021-01-06 Thread chenzhen (R)
On 21/1/6 15:33, Sergey Senozhatsky wrote: > On (21/01/06 14:46), chenzhen wrote: >> Since 54f19b4a6(tty/serial/8250: Touch NMI watchdog in wait_for_xmitr), >> serial8250 >> will always touch watchdog in write and wait_for_xmitr. However, serial8250 >> may >> become low speed thus take a long t