Re: [PATCH] vt: configurable number of console devices

2019-05-29 Thread Theodore Ts'o
On Wed, May 29, 2019 at 03:09:11PM -0700, Trevor Bourget wrote: > Sorry, I hadn't registered that was uapi. You are right, as a > configuration setting it's an odd thing to expose there. > That define won't really be any use to user space except for type > range validation, and as such it would act

Re: [PATCH] vt: configurable number of console devices

2019-05-29 Thread Trevor Bourget
Sorry, I hadn't registered that was uapi. You are right, as a configuration setting it's an odd thing to expose there. That define won't really be any use to user space except for type range validation, and as such it would actually be unhelpful for it to be other than 63. I will add if defined(__

Re: [PATCH] vt: configurable number of console devices

2019-05-29 Thread Jiri Slaby
On 28. 05. 19, 6:31, Trevor Bourget wrote: > --- a/include/uapi/linux/vt.h > +++ b/include/uapi/linux/vt.h > @@ -8,9 +8,13 @@ > * resizing). > */ > #define MIN_NR_CONSOLES 1 /* must be at least 1 */ > +#ifdef CONFIG_MAX_NR_CONSOLES > +#define MAX_NR_CONSOLES CONFIG_MAX_NR_CONSOLES This

[PATCH] vt: configurable number of console devices

2019-05-27 Thread Trevor Bourget
Having 63 vt devices for embedded systems might be overkill, so provide a configuration MAX_NR_CONSOLES to allow this consumption to be reduced. Signed-off-by: Trevor Bourget --- drivers/tty/Kconfig | 9 + include/uapi/linux/vt.h | 4 2 files changed, 13 insertions(+) diff --gi